SN74ALS873B
- 3-State Buffer-Type Outputs Drive Bus Lines Directly
- Bus-Structured Pinout
- Package Options Include Plastic Small-Outline (DW) Packages, Ceramic Chip Carriers (FK), and Plastic (NT) and Ceramic (JT) DIPs
These dual 4-bit D-type latches feature 3-state outputs designed specifically for bus driving. These devices are particularly suitable for implementing buffer registers, I/O ports, bidirectional bus drivers, and working registers.
The dual 4-bit latches are transparent D-type latches. While the
latch-enable (LE) input is high, the Q outputs follow the data (D)
inputs in true form, according to the function table. When LE is low,
the outputs are latched. When the clear (
) input goes low, the Q outputs go
low independently of LE. The outputs are in the high-impedance state
when the output-enable (
)
input is at a high logic level.
The SN54ALS873B and SN54AS873A are characterized for operation over the full military temperature range of -55°C to 125°C. The SN74ALS873B and SN74AS873A are characterized for operation from 0°C to 70°C.
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技術(shù)文檔
| 類型 | 標題 | 下載最新的英語版本 | 日期 | |||
|---|---|---|---|---|---|---|
| * | 數(shù)據(jù)表 | Dual 4-Bit D-Type Latches With 3-State Outputs 數(shù)據(jù)表 (Rev. D) | 1995年 8月 1日 |
訂購和質(zhì)量
- RoHS
- REACH
- 器件標識
- 引腳鍍層/焊球材料
- MSL 等級/回流焊峰值溫度
- MTBF/時基故障估算
- 材料成分
- 鑒定摘要
- 持續(xù)可靠性監(jiān)測
- 制造廠地點
- 封裝廠地點