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參數資料
| 型號： | HD74AC670 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 13-Input Positive-NAND Gates 16-CDIP -55 to 125 |
| 中文描述： | 4 × 4寄存器文件具有三態輸出 |
| 文件頁數： | 1/10頁 |
| 文件大小： | 62K |
| 代理商： | HD74AC670 |
HD74AC670
4
×
4 Register File with 3-State Output
Description
The HD74AC670 contains 16 high speed, low power, transparent D-type latches arranged as four words of
four bits each, to function as a 4
×
4 register file. Separate read and write inputs, both address and enable,
allow simultaneous read and write operation. The 3-state outputs make it possible to connect up to 128
outputs to increase the word capacity up to 512 words. Any number of these devices can be operated in
parallel to generate an n-bit length.
Features
3-State Outputs Drive Bus Lines or Buffer Memory Address Registers
Outputs Source/Sink 24 mA
Pin Arrangement
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
D
2
D
3
D
4
RA
1
RA
0
O
3
O
4
GND
V
CC
D
1
WA
0
WA
1
WE
OE
O
1
O
2
(Top view)
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相關代理商/技術參數 |
參數描述 |
|---|---|
| HD74AC670FP | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Register File |
| HD74AC670P | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Register File |
| HD74AC74 | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:Dual D-Type Positive Edge-Triggered Flip-Flop |
| HD74AC74FP | 制造商:Renesas Electronics Corporation 功能描述: |
| HD74AC74FPEL | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:Dual D-Type Positive Edge-Triggered Flip-Flop |
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