- All Products
- Connectors, Interconnects
- Memory Connectors - PC Card Sockets
| Image | Part # | Manufacturer | Description | Availability | Pricing | Quantity | Factory Lead Time | Mounting Type | Mounting Option 1 | Board Mounting Option | Mounting Option 2 | Body Length | Contact Finish Mating | Contact Materials | Ihs Manufacturer | Insulator Material | Manufacturer | Manufacturer Part Number | Manufacturer Series | Mounting Styles | Number Of Connectors | Number of Rows Loaded | Operating Temperature-Max | Operating Temperature-Min | Package Description | Part Life Cycle Code | Risk Rank | Rohs Code | JESD-609 Code | Pbfree Code | ECCN Code | Connector Type | Additional Feature | HTS Code | Subcategory | MIL Conformance | DIN Conformance | IEC Conformance | Filter Feature | Mixed Contacts | Option | Total Number of Contacts | Terminal Pitch | Reach Compliance Code | Reference Standard | Reliability | Number Of PCB Rows | PCB Contact Pattern | Body Breadth | Contact Gender | UL Flammability Code | Body Depth | Rated Current (Signal) | Contact Style | Contact Resistance | Insulation Resistance | Mating Contact Pitch | Body/Shell Style | Termination Type | Polarization Key | Dielectric Withstanding Voltage | PCB Contact Row Spacing | Durability | Contact Finish Termination | Insulator Color | Terminal Length | Plating Thickness |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | Mfr. Part #10079248-11223LFTwicea Part #3512-250-10079248-11223LF | FCI |
Memory Connectors DIMM Connectors 10079248-11223LF-DDR3 240P SMT ASSY
Datasheet
Compare
| Min.:1 Mult.:1 | 9 Weeks | BOARD | LATCH & EJECT | SPLIT BOARD LOCK | LOCKING | 5.567 inch | GOLD (30) OVER NICKEL (50) | COPPER ALLOY | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10079248-11223LF | 10079248 | STRAIGHT | ONE | 2 | - | - | LEAD FREE | Active | 5.4 | Yes | e3 | Yes | EAR99 | CARD EDGE CONNECTOR | - | 8536.69.40.40 | Headers and Edge Type Connectors | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | UL | COMMERCIAL | 2 | RECTANGULAR | 0.299 inch | FEMALE | 94V-0 | 1.268 inch | - | - | - | - | - | SOCKET | SURFACE MOUNT | - | - | - | - | Matte Tin (Sn) - with Nickel (Ni) barrier | BLACK | - | - | ||
| 10079248-11223LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10078239-10002LFTwicea Part #3512-250-10078239-10002LF | FCI |
Memory Connectors DIMM Connectors 507-50QF-DIMM
Datasheet
Compare
| Min.:1 Mult.:1 | 9 Weeks | BOARD | LATCH & EJECT | SPLIT BOARD LOCK | LOCKING | 5.551 inch | NOT SPECIFIED | COPPER ALLOY | AMPHENOL FCI ASIA PTE LTD | GLASS FILLED THERMOPLASTIC | Amphenol FCi | 10078239-10002LF | - | STRAIGHT | ONE | 2 | 105 °C | -55 °C | LEAD FREE | Active | 5.76 | Yes | e3 | Yes | EAR99 | CARD EDGE CONNECTOR | LOW PROFILE | 8536.69.40.40 | Headers and Edge Type Connectors | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | UL | COMMERCIAL | 4 | STAGGERED | 0.299 inch | FEMALE | 94V-0 | - | 0.5 A | BELLOWED TYPE | 10 mΩ | 1000000 Ω | 0.039 inch | SOCKET | SOLDER | POLARIZED HOUSING | 500VAC V | 1.905 mm | 25 Cycles | Matte Tin (Sn) - with Nickel (Ni) barrier | BLACK | 0.105 inch | 15u inch | ||
| 10078239-10002LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10005639-11119LFTwicea Part #3512-250-10005639-11119LF | FCI |
Memory Connectors DIMM Connectors 507-50QF-DIMM
Datasheet
Compare
| Min.:1 Mult.:1 | 7 Weeks | BOARD | - | - | - | - | GOLD (3) OVER NICKEL (50) | PHOSPHOR BRONZE | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10005639-11119LF | 10005639 | STRAIGHT | - | 2 | - | - | LEAD FREE | Active | 5.72 | Yes | e3 | Yes | - | CARD EDGE CONNECTOR | POLARIZED | - | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | - | SOLDER | - | - | - | - | TIN (100) OVER NICKEL (50) | - | - | - | ||
| 10005639-11119LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10005639-11127LFTwicea Part #3512-250-10005639-11127LF | FCI |
Memory Connectors DIMM Connectors 240P W/METAL CLIP
Datasheet
Compare
| Min.:1 Mult.:1 | 7 Weeks | BOARD | - | - | - | - | GOLD (15) OVER NICKEL (50) | PHOSPHOR BRONZE | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10005639-11127LF | 10005639 | STRAIGHT | - | 2 | - | - | LEAD FREE | Active | 5.72 | Yes | e3 | Yes | - | CARD EDGE CONNECTOR | POLARIZED | - | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | - | SOLDER | - | - | - | - | TIN (100) OVER NICKEL (50) | - | - | - | ||
| 10005639-11127LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10079248-15103LFTwicea Part #3512-250-10079248-15103LF | FCI |
Memory Connectors DIMM Connectors DDR3 240P SMT ASSY
Datasheet
Compare
| Min.:1 Mult.:1 | 5 Weeks | BOARD | LATCH & EJECT | SPLIT BOARD LOCK | LOCKING | 5.567 inch | GOLD (30) OVER NICKEL (50) | COPPER ALLOY | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10079248-15103LF | 10079248 | STRAIGHT | ONE | 2 | - | - | LEAD FREE | Active | 5.38 | Yes | e3 | Yes | EAR99 | CARD EDGE CONNECTOR | - | 8536.69.40.40 | Headers and Edge Type Connectors | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | UL | COMMERCIAL | 2 | RECTANGULAR | 0.299 inch | FEMALE | 94V-0 | 1.268 inch | - | - | - | - | - | SOCKET | SURFACE MOUNT | - | - | - | - | Matte Tin (Sn) - with Nickel (Ni) barrier | BLACK | - | - | ||
| 10079248-15103LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10079248-15112LFTwicea Part #3512-250-10079248-15112LF | FCI |
Memory Connectors DIMM Connectors 507-50EF-DDR3 SMT
Datasheet
Compare
| Min.:1 Mult.:1 | 5 Weeks | BOARD | LATCH & EJECT | SPLIT BOARD LOCK | LOCKING | 5.567 inch | GOLD (15) OVER NICKEL (50) | COPPER ALLOY | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10079248-15112LF | 10079248 | STRAIGHT | ONE | 2 | - | - | LEAD FREE | Active | 5.4 | Yes | e3 | Yes | EAR99 | CARD EDGE CONNECTOR | - | 8536.69.40.40 | Headers and Edge Type Connectors | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | UL | COMMERCIAL | 2 | RECTANGULAR | 0.299 inch | FEMALE | 94V-0 | 1.268 inch | - | - | - | - | - | SOCKET | SURFACE MOUNT | - | - | - | - | Matte Tin (Sn) - with Nickel (Ni) barrier | BLACK | - | - | ||
| 10079248-15112LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10033854-052ASLFTwicea Part #3512-250-10033854-052ASLF | FCI |
Memory Connectors DIMM Connectors 507-50UF-SO-DIMM
Datasheet
Compare
| Min.:1 Mult.:1 | 6 Weeks | BOARD | LOCKING | PEG | - | 2.732 inch | GOLD (30) | COPPER ALLOY | FCI | LIQUID CRYSTAL POLYMER (LCP) | Amphenol FCi | 10033854-052ASLF | 10033854 | 30 DEGREE | ONE | 2 | 85 °C | -40 °C | ROHS COMPLIANT | Active | 5.43 | Yes | e4 | Yes | EAR99 | CARD EDGE CONNECTOR | LATCHED | 8536.69.40.40 | Headers and Edge Type Connectors | NO | NO | NO | NO | NO | GENERAL PURPOSE | 200 | 0.6 mm | compliant | UL | COMMERCIAL | 2 | RECTANGULAR | 0.205 inch | FEMALE | 94V-0 | 0.992 inch | - | - | 30 mΩ | 100000000 Ω | 0.024 inch | - | SURFACE MOUNT | - | - | - | - | GOLD FLASH | BLACK | - | 30u inch | ||
| 10033854-052ASLF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10079248-11123LFTwicea Part #3512-250-10079248-11123LF | FCI |
Memory Connectors DIMM Connectors 10079248-11123LF-DDR3 240P SMT ASSY
Datasheet
Compare
| Min.:1 Mult.:1 | 9 Weeks | BOARD | LATCH & EJECT | SPLIT BOARD LOCK | LOCKING | 5.567 inch | GOLD (30) OVER NICKEL (50) | COPPER ALLOY | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10079248-11123LF | 10079248 | STRAIGHT | ONE | 2 | - | - | LEAD FREE | Active | 5.4 | Yes | e3 | Yes | EAR99 | CARD EDGE CONNECTOR | - | 8536.69.40.40 | Headers and Edge Type Connectors | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | UL | COMMERCIAL | 2 | RECTANGULAR | 0.299 inch | FEMALE | 94V-0 | 1.268 inch | - | - | - | - | - | SOCKET | SURFACE MOUNT | - | - | - | - | Matte Tin (Sn) - with Nickel (Ni) barrier | BLACK | - | - | ||
| 10079248-11123LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10079248-11007LFTwicea Part #3512-250-10079248-11007LF | FCI |
Memory Connectors DIMM Connectors DDR3 240P SMT ASSY
Datasheet
Compare
| Min.:1 Mult.:1 | 9 Weeks | BOARD | - | - | - | - | GOLD (30) OVER NICKEL (50) | COPPER ALLOY | FCI | - | Amphenol FCi | 10079248-11007LF | 10079248 | STRAIGHT | - | 2 | - | - | LEAD FREE | Obsolete | 5.71 | Yes | e3 | Yes | EAR99 | CARD EDGE CONNECTOR | KEYED | 8536.69.40.40 | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | SOCKET | SURFACE MOUNT | - | - | - | - | MATTE TIN (100) OVER NICKEL (50) | - | - | - | ||
| 10079248-11007LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10079248-15002LFTwicea Part #3512-250-10079248-15002LF | FCI |
Memory Connectors DIMM Connectors DIMM DDR3 SMT
Datasheet
Compare
| Min.:1 Mult.:1 | - | BOARD | - | - | - | - | GOLD (15) OVER NICKEL (50) | COPPER ALLOY | FCI | - | Amphenol FCi | 10079248-15002LF | 10079248 | STRAIGHT | - | 2 | - | - | LEAD FREE | Obsolete | 5.7 | Yes | e3 | Yes | EAR99 | CARD EDGE CONNECTOR | - | 8536.69.40.40 | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | SOCKET | SURFACE MOUNT | - | - | - | - | MATTE TIN (100) OVER NICKEL (50) | - | - | - | ||
| 10079248-15002LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10057542-1111FLFTwicea Part #3512-250-10057542-1111FLF | FCI |
Memory Connectors Memory Card Connectors SMART CARD SMART CARD
Datasheet
Compare
| Min.:1 Mult.:1 | - | - | - | - | - | - | GOLD (16) OVER NICKEL | PHOSPHOR BRONZE | FCI | - | Amphenol FCi | 10057542-1111FLF | 10057542 | - | - | - | - | - | LEAD FREE | Obsolete | 5.62 | Yes | e3 | Yes | - | PCB CONNECTOR | - | - | - | NO | NO | NO | - | - | GENERAL PURPOSE | - | - | compliant | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | PURE MATTE TIN (120) OVER NICKEL | - | - | - | ||
| 10057542-1111FLF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10023061-10208LFTwicea Part #3512-250-10023061-10208LF | FCI |
Memory Connectors DIMM Connectors 507-50QF-DIMM
Datasheet
Compare
| Min.:1 Mult.:1 | 5 Weeks | BOARD | - | - | - | - | GOLD (30) OVER NICKEL (50) | PHOSPHOR BRONZE | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10023061-10208LF | 10023061 | STRAIGHT | - | 2 | - | - | LEAD FREE | Active | 5.24 | Yes | e3 | Yes | - | CARD EDGE CONNECTOR | POLARIZED | - | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | - | SOLDER | - | - | - | - | TIN (100) OVER NICKEL (50) | - | - | - | ||
| 10023061-10208LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10037402-11207LFTwicea Part #3512-250-10037402-11207LF | FCI |
Memory Connectors DIMM Connectors 507-50QF-DIMM
Datasheet
Compare
| Min.:1 Mult.:1 | 7 Weeks | BOARD | - | - | - | - | GOLD (15) OVER NICKEL (50) | COPPER ALLOY | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10037402-11207LF | 10037402 | STRAIGHT | - | 2 | - | - | LEAD FREE | Active | 5.7 | Yes | e3 | Yes | EAR99 | CARD EDGE CONNECTOR | LATCHED, POLARIZED | 8536.69.40.40 | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | - | SOLDER | - | - | - | - | TIN (100) OVER NICKEL (50) | - | - | - | ||
| 10037402-11207LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10057542-1112ALFTwicea Part #3512-250-10057542-1112ALF | FCI |
Memory Connectors Memory Card Connectors 10057542-1112ALF
Datasheet
Compare
| Min.:1 Mult.:1 | - | - | - | - | - | - | GOLD (32) OVER NICKEL | PHOSPHOR BRONZE | FCI | - | Amphenol FCi | 10057542-1112ALF | 10057542 | - | - | - | - | - | LEAD FREE | Obsolete | 5.66 | Yes | e3 | Yes | EAR99 | PCB CONNECTOR | - | 8536.69.40.40 | - | NO | NO | NO | - | - | GENERAL PURPOSE | - | - | compliant | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | PURE MATTE TIN (120) OVER NICKEL | - | - | - | ||
| 10057542-1112ALF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10079248-12623LFTwicea Part #3512-250-10079248-12623LF | FCI |
Memory Connectors DIMM Connectors 507-50EF-DDR3 SMT
Datasheet
Compare
| Min.:1 Mult.:1 | 9 Weeks | BOARD | LATCH & EJECT | SPLIT BOARD LOCK | LOCKING | 5.567 inch | GOLD (30) OVER NICKEL (50) | NOT SPECIFIED | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10079248-12623LF | 10079248 | STRAIGHT | ONE | 2 | - | - | LEAD FREE | Active | 5.71 | Yes | e3 | - | EAR99 | CARD EDGE CONNECTOR | - | 8536.69.40.40 | Headers and Edge Type Connectors | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | UL | COMMERCIAL | 2 | RECTANGULAR | 0.299 inch | FEMALE | 94V-0 | 1.268 inch | - | - | - | - | - | SOCKET | SURFACE MOUNT | - | - | - | - | Matte Tin (Sn) - with Nickel (Ni) barrier | BLACK | - | - | ||
| 10079248-12623LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10080289-10002LFTwicea Part #3512-250-10080289-10002LF | FCI |
Memory Connectors DIMM Connectors 507-50QF-DIMM
Datasheet
Compare
| Min.:1 Mult.:1 | 6 Weeks | BOARD | - | - | - | - | GOLD (15) OVER NICKEL (50) | COPPER ALLOY | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10080289-10002LF | 10080289 | STRAIGHT | - | 2 | - | - | LEAD FREE | Active | 5.75 | Yes | e3 | Yes | - | CARD EDGE CONNECTOR | - | - | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | - | SURFACE MOUNT | - | - | - | - | MATTE TIN (100) OVER NICKEL (50) | - | - | - | ||
| 10080289-10002LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10023061-10109LFTwicea Part #3512-250-10023061-10109LF | FCI |
Memory Connectors DIMM Connectors 507-50QF-DIMM
Datasheet
Compare
| Min.:1 Mult.:1 | 7 Weeks | BOARD | - | - | - | - | GOLD (3) OVER NICKEL (50) | PHOSPHOR BRONZE | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10023061-10109LF | 10023061 | STRAIGHT | - | 2 | - | - | LEAD FREE | Active | 5.24 | Yes | e3 | Yes | - | CARD EDGE CONNECTOR | POLARIZED | - | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | - | SOLDER | - | - | - | - | TIN (100) OVER NICKEL (50) | - | - | - | ||
| 10023061-10109LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10087607-10002LFTwicea Part #3512-250-10087607-10002LF | FCI |
Memory Connectors DIMM Connectors 507-50GF-DDR3 PF
Datasheet
Compare
| Min.:1 Mult.:1 | 6 Weeks | BOARD | - | - | - | - | NOT SPECIFIED | NOT SPECIFIED | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10087607-10002LF | - | STRAIGHT | - | 2 | - | - | LEAD FREE | Active | 5.77 | Yes | - | - | EAR99 | CARD EDGE CONNECTOR | STAGGERED CONFIGURATION | 8536.69.40.40 | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 2 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | - | PRESS FIT | - | - | - | - | - | - | - | - | ||
| 10087607-10002LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10068597-12208LFTwicea Part #3512-250-10068597-12208LF | FCI |
Memory Connectors DIMM Connectors 10068597-12208LF-DDR3 240P V/T CLIP
Datasheet
Compare
| Min.:1 Mult.:1 | 6 Weeks | BOARD | - | - | - | - | GOLD (30) OVER NICKEL | COPPER ALLOY | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10068597-12208LF | - | STRAIGHT | - | 2 | - | - | LEAD FREE | Active | 5.77 | Yes | e3 | Yes | EAR99 | CARD EDGE CONNECTOR | LOW PROFILE | 8536.69.40.40 | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | SOCKET | SOLDER | - | - | - | - | Tin (Sn) - with Nickel (Ni) barrier | - | - | - | ||
| 10068597-12208LF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #10079248-10003LFTwicea Part #3512-250-10079248-10003LF | FCI |
Memory Connectors DIMM Connectors 240P DDR3 SMTDIMM HORIZONTAL
Datasheet
Compare
| Min.:1 Mult.:1 | 5 Weeks | BOARD | - | - | - | - | NOT SPECIFIED | NOT SPECIFIED | AMPHENOL FCI ASIA PTE LTD | - | Amphenol FCi | 10079248-10003LF | 10079248 | STRAIGHT | - | 2 | - | - | LEAD FREE | Active | 5.6 | Yes | - | Yes | - | CARD EDGE CONNECTOR | KEYED | - | - | NO | NO | NO | NO | NO | GENERAL PURPOSE | 240 | 1 mm | compliant | - | - | - | - | - | FEMALE | 94V-0 | - | - | - | - | - | - | SOCKET | SURFACE MOUNT | - | - | - | - | - | - | - | - | ||
| 10079248-10003LF |
Index :
0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ

