SN74F657_14 Datasheet, PDF (3/11 Pages) Texas Instruments – OCTAL TRANSCEIVER WITH PARITY GENERATOR/CHECKER AND 3-STATE OUTPUTS

SN74F657
OCTAL TRANSCEIVER WITH PARITY GENERATOR/CHECKER
AND 3-STATE OUTPUTS
SDFS027A – D3217, JANUARY 1989 – REVISED OCTOBER 1993
logic diagram (positive logic)
T/R ¹
OE ²⁴
A1 ²
3
A2
A3 ⁴
A4 ⁵
6
A5
A6 ⁸
A7 ⁹
A8 ¹⁰
23 _B1
22 _B2
21 _B3
20 _B4
17 _B5
16 _B6
15
B7
14
B8
ODD/EVEN ¹¹
13
PARITY
12 _ERR
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
2–3