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8-Bit Universal Shift/Storage Registers With 3-State Outputs
74299
ic logic
The SN54ALS299 and SN74ALS299 are 8-bit universal shift/storage registers with 3-state outputs, offering versatile operation modes including hold, shift right/left, load data, and direct overriding clear. They support stacked or push-down registers, buffer storage, and accumulator registers.
In stock
Specifications
2- Operating Voltage
- 5V Volts
- Package Options
- Plastic, Small-Outline (DW), Ceramic Chip Carriers (FK), Standard Plastic (N) and Ceramic (J) 300-mil DIPs -
Pinout
20| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VCC | POWER | Power supply |
| 2 | OE1 | GPIO | Output enable (first) |
| 3 | OE2 | GPIO | Output enable (second) |
| 4 | G/QG | GPIO | General/Quadrature output |
| 5 | E/QE | GPIO | Enable/output enable (second) |
| 6 | C/QC | GPIO | Clock/output enable (third) |
| 7 | A/QA | GPIO | Address/output enable (fourth) |
| 8 | QA' | GPIO | Quadrature output |
| 9 | CLR | GPIO | Clear |
| 10 | GND | GND | Ground |
| 11 | SR | GPIO | Shift register enable |
| 12 | CLK | GPIO | Clock |
| 13 | B/QB | GPIO | Quadrature output (second) |
| 14 | D/QD | GPIO | Data/output enable |
| 15 | F/QF | GPIO | Quadrature output (third) |
| 16 | H/QH | GPIO | Quadrature output (fourth) |
| 17 | QH' | GPIO | Quadrature output |
| 18 | SL | GPIO | Shift left |
| 19 | S1 | GPIO | Select (second) |
| 20 | VCC | POWER | Power supply |
Interactive pinout
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74299
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