Datasheet Details
| Part number | 54F189 |
|---|---|
| Manufacturer | National Semiconductor (now Texas Instruments) |
| File Size | 363.70 KB |
| Description | 64-Bit Random Access Memory |
| Datasheet | 54F189-NationalSemiconductor.pdf |
|
|
Overview: Obsolete 54F 74F189 64-Bit Random Access Memory with TRI-STATE Outputs August 1995 54F 74F189 64-Bit Random Access Memory with TRI-STATE Outputs.
| Part number | 54F189 |
|---|---|
| Manufacturer | National Semiconductor (now Texas Instruments) |
| File Size | 363.70 KB |
| Description | 64-Bit Random Access Memory |
| Datasheet | 54F189-NationalSemiconductor.pdf |
|
|
|
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
| Part Number | Description |
|---|---|
| 54F181 | 4-Bit Arithmetic Logic |
| 54F182 | Carry Lookahead Generator |
| 54F14 | Hex Inverter Schmitt Trigger |
| 54F151A | 8-Input Multiplexer |
| 54F153 | Dual 4-Input Multiplexer |
| 54F157A | Quad 2-Input Multiplexer |
| 54F158A | Quad 2-Input Multiplexer |
| 54F161A | Synchronous Presettable Binary Counter |
| 54F163A | Synchronous Presettable Binary Counter |
| 54F164A | Shift Register |