Datasheet Details
| Part number | HD74AC166 |
|---|---|
| Manufacturer | Hitachi Semiconductor (now Renesas) |
| File Size | 65.71 KB |
| Description | 8-bit Shift Register |
| Datasheet |
 HD74AC166 Datasheet
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General Description
The HD74AC166/HD74ACT166 is an 8-bit, serial or parallel-in, serial-out shift register using edge triggered D-type flip-flops.
Serial and parallel entry are synchronous, with state changes initiated by the rising edge of the clock.
Key Features
- Outputs Source/Sink 24 mA.
- HD74ACT166 has TTL-Compatible Inputs Pin Arrangement DS 1 P0 2 P1 3 P2 4 P3 5 CP2 6 CP1 7 GND 8 (Top view) 16 VCC 15 PE 14 P7 13 Q7 12 P6 11 P5 10 P4 9 MR HD74AC166/HD74ACT166 Logic Symbol 15 2 3 4 5 10 11 12 14 PE P0 P1 P2 P3 P4 P5 P6 P7 1 7 6 1 2 DS CP MR Q7 9 13 VCC=Pin16 GND=Pin8 Pin Names CP1, CP2 DS PE P 0 to P7 MR Q7 Clock Pulse Inputs (Active Rising Edge) Serial Data Input Parallel Enable Input (Active Low) Parallel Data Inputs Asynch.