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參數(shù)資料
| 型號(hào)： | HD74HCT449 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | Octal D-Type Transparent Latches with 3-state Outputs 20-CDIP -55 to 125 |
| 中文描述： | 四。總線收發(fā)器與個(gè)人的方向控制 |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 48K |
| 代理商： | HD74HCT449 |
HD74HCT449
2
Pin Arrangement
1
2
3
4
5
6
7
8
G
BA
A
1
DIR
2
A
2
A
3
DIR
3
A
4
GND
V
CC
G
AB
B
1
DIR
1
B
2
B
3
DIR
4
B
4
16
15
14
13
12
11
10
9
(Top view)
Logic Diagram
G
BA
G
AB
DIR
1
A
1
B
1
To other three transceivers
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HD74HCT540 | Octal D-Type Transparent Latches with 3-state Outputs 20-CDIP -55 to 125 |
| HD74HCT541 | Octal D-Type Transparent Latches with 3-state Outputs 20-CFP -55 to 125 |
| HD74HCT563 | Octal Transparent Latches (with 3-state outputs) |
| HD74HCT573 | Octal Transparent Latches (with 3-state outputs) |
| HD74HCT564 | Octal D-type Flip-Flops (with 3-state outputs) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HD74HCT534P | 制造商:Renesas Electronics Corporation 功能描述:Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin PDIP |
| HD74HCT541T(ELL-E) | 制造商:Renesas Electronics 功能描述:74HCT Octal Bus Buffer(3-State) Cut Tape |
| HD74HCT574FP-E | 制造商:Renesas Electronics Corporation 功能描述:Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SOP |
| HD74L | 制造商:Panasonic Industrial Company 功能描述:IC |
| HD74LS00FP | 制造商:Renesas Electronics 功能描述:74LS |
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