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参数资料
| 型号： | SNJ54ABT646AFK |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | ABT SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, CQCC28 |
| 封装： | CERAMIC, LCC-28 |
| 文件页数： | 18/23页 |
| 文件大小： | 690K |
| 代理商： | SNJ54ABT646AFK |
SN54ABT646A, SN74ABT646A
OCTAL BUS TRANSCEIVERS AND REGISTERS
WITH 3STATE OUTPUTS
SCBS069H JULY 1991 REVISED MAY 2004
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
FUNCTION TABLE
INPUTS
DATA I/Os
OPERATION OR FUNCTION
OE
DIR
CLKAB
CLKBA
SAB
SBA
A1A8
B1B8
OPERATION OR FUNCTION
X
↑
X
Input
Unspecified
Store A, B unspecified
X
XX
↑
X
Unspecified
Input
Store B, A unspecified
H
X
↑
X
Input
Store A and B data
H
X
H or L
X
Input disabled
Isolation, hold storage
L
X
L
Output
Input
Real-time B data to A bus
L
X
H or L
X
H
Output
Input
Stored B data to A bus
L
H
X
L
X
Input
Output
Real-time A data to B bus
L
H
H or L
X
H
X
Input
Output
Stored A data to B bus
The data-output functions can be enabled or disabled by various signals at OE and DIR. Data-input functions always are enabled, i.e., data at
the bus terminals is stored on every low-to-high transition of the clock inputs.
logic diagram (positive logic)
A1
B1
One of Eight
Channels
SAB
CLKAB
SBA
CLKBA
DIR
OE
To Seven Other Channels
Pin numbers shown are for the DB, DGV, DW, JT, NS, NT, PW, and W packages.
21
3
23
22
1
2
4
20
1D
C1
1D
C1
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SNJ54ABT646AJT | 制造商:Texas Instruments 功能描述:Bus XCVR Single 8-CH 3-ST 24-Pin CDIP Tube 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel |
| SNJ54ABT646AW | 制造商:TI 制造商全称:Texas Instruments 功能描述:OCTAL BUS TRANSCEIVERS AND REGISTERS WITH 3-STATE OUTPUTS |
| SNJ54ABT652AFK | 制造商:Texas Instruments 功能描述:5962-9324202Q3A - Rail/Tube |
| SNJ54ABT652AJT | 制造商:TI 制造商全称:Texas Instruments 功能描述:OCTAL REGISTERED TRANSCEIVERS WITH 3-STATE OUTPUTS |
| SNJ54ABT652AW | 制造商:Texas Instruments 功能描述: |
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