| Part number | 74F189 |
|---|---|
| Datasheet | 74F189_NationalSemiconductor.pdf |
| File Size | 167.00 KB |
| Manufacturer | National |
| Description | 64-Bit RAM |
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The ’F189 is a high-speed 64-bit RAM organized as a 16word by 4-bit array Address inputs are buffered to minimize loading and are fully decoded on-chip The outputs are TRISTATE and are in the high impedance state whenever the Chip Select (CS) input is HIGH The outputs are active only in the Read mode and the output data is the plement of the stored data.
| Brand Logo | Part Number | Description | Other Manufacturers |
|---|---|---|---|
 |
74F189 | 64-Bit RAM | Fairchild |
 |
74F189A | 64-bit TTL bipolar RAM | Philips |
| Part Number | Description |
|---|---|
| 74F181 | 4-Bit Arithmetic Logic |
| 74F182 | Carry Lookahead Generator |
| 74F20 | Dual 4-Input NAND Gate |
| 74F219 | 64-Bit Random Access Memory |
| 74F2244 | Octal Buffer/Line Driver |
| 74F240 | Octal Buffers/Line Drivers |
| 74F253 | Dual 4-Input Multiplexer |
| 74F273 | Octal D Flip-Flop |
| 74F280 | 9-Bit Parity Generator/Checker |
| 74F283 | 4-Bit Binary Full Adder |
