TM124FBK32U
1 048 576 x 32 位动态 RAM 模块
TM124FBK32F
The TM124FBK32F is a 4M-byte DRAM organized as four times 1048576 × 8 in a 72-pin SIMM. The SIMM is composed of two TMS418169DZ 1048576 × 16-bit DRAMs, each in a 42-lead plastic SOJ package mounted on a substrate with decoupling capacitors. The TMS418169DZ is described in the TMS418169 data sheet literature number SMKS886. The TM124FBK32F SIMM is available in the single-sided BK-leadless module for use with sockets.
### TM248GBK32F
The TM248GBK32F is an 8M-byte DRAM organized as four times 2097152×8 in a 72-pin SIMM. The SIMM is composed of four TMS418169DZ 1048576 × 16-bit DRAMs, each in a 42-lead plastic SOJ package mounted on a substrate with decoupling capacitors. The TMS418169DZ is described in the TMS418169 data sheet literature number SMKS886. The TM248GBK32F SIMM is available in the double-sided BK-leadless module for use with sockets.
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- Organization
TM124FBK32F...1048576 × 32
TM248GBK32F...2097152 × 32
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- Single 5-V Power Supply ±10% Tolerance
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- 72-Pin Single In-Line Memory Module SIMM for Use With Socket
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- TM124FBK32F - Utilizes Two 16M-Bit Dynamic Random-Access Memories DRAMs in Plastic Small-Outline J-Lead SOJ Package
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- TM248GBK32F - Utilizes Four 16M-Bit DRAMs in Plastic SOJ Package
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- Long Refresh Period
16 ms 1024 Cycles
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- All Inputs, Outputs, Clocks Fully
TTL-Compatible
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- 3-State Output
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- Common **CAS**\ Control for Eight Common Data-In and Data-Out Lines in Four Blocks
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- Extended Data Out EDO Operation With
**CAS**\\-Before- **RAS**\ CBR, **RAS**\\-Only, Hidden Refresh, and Self Refresh
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- Presence Detect
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- JEDEC First Generation 72-Pin SIMM Pinout
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- Performance Ranges: ACCESS ACCESS ACCESS EDO ME TIME TIME CYCLE t**RAC** t**AA** t**CAC** t**HPC** MAX MAX MAX MIN"124FBK32F-60 60 ns 30 ns 15 ns 25 ns"124FBK32F-70 70 ns 35 ns 18 ns 30 ns"124FBK32F-80 80 ns 40 ns 20 ns 35 ns"248GBK32F-60 60 ns 30 ns 15 ns 25 ns"248GBK32F-70 70 ns 35 ns 18 ns 30 ns"248GBK32F-80 80 ns 40 ns 20 ns 35 ns
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- Low Power Dissipation
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- Operating Free-Air Temperature Range
0°C to 70°C
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- Gold-Tabbed Versions Available:****
TM124FBK32F
TM248GBK32F
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- Tin-Lead Solder-Tabbed Versions Available:
TM248GBK32U