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參數(shù)資料
| 型號： | SN74ABT2953 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Octal Bus Transceivers And Registers With 3-State Outputs(八總線收發(fā)器和寄存器(三態(tài)輸出)) |
| 中文描述： | 八路總線收發(fā)器和寄存器具有三態(tài)輸出（八總線收發(fā)器和寄存器（三態(tài)輸出）） |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 166K |
| 代理商： | SN74ABT2953 |
SN54ABT2953, SN74ABT2953
OCTAL BUS TRANSCEIVERS AND REGISTERS
WITH 3-STATE OUTPUTS
SCBS467 – FEBRUARY 1991 – REVISED OCTOBER 1992
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
FUNCTION TABLE
INPUTS
OUTPUT
B
B0
B0
H
CLKENAB
H
CLKAB
X
OEAB
L
A
X
X
H or L
↑
↑
X
L
X
L
L
L
L
L
H
L
X
H
X
Z
A-to-B data flow is shown; B-to-A data flow is similar
but uses CLKENBA, CLKBA, and OEBA.
Level of B before the indicated steady-state input
conditions were established.
logic symbol
§
3
1
B1
8
A1
16
A2
17
A3
18
A4
19
EN3
15
1 C5
B2
7
B3
6
B4
5
A5
20
A6
21
A7
22
A8
23
B5
4
B6
3
B7
2
B8
1
G2
11
G1
13
EN4
9
2 C6
4
5D
1
6D
OEBA
CLKENBA
CLKBA
OEAB
CLKENAB
14
10
CLKAB
§This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.
Pin numbers shown are for the DB, DW, JT, and NT packages.
P
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