参数资料
型号: SN74ABT18504PMRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: ABT SERIES, 20-BIT BOUNDARY SCAN REG TRANSCEIVER, TRUE OUTPUT, PQFP64
封装: GREEN, PLASTIC, LQFP-64
文件页数: 27/32页
文件大小: 505K
代理商: SN74ABT18504PMRG4
SN54ABT18504, SN74ABT18504
SCAN TEST DEVICES WITH
20-BIT UNIVERSAL BUS TRANSCEIVERS
SCBS108B – AUGUST 1992 – REVISED JUNE 1993
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
4
functional block diagram
A1
1D
C1
1D
C1
1D
C1
1D
C1
Boundary-Control
Register
Bypass Register
Identification
Register
Boundary-Scan Register
Instruction
Register
TAP
Controller
CLKENAB
LEAB
OEAB
CLKENBA
LEBA
OEBA
TDI
TMS
TCK
B1
TDO
VCC
1 of 20 Channels
CLKAB
CLKBA
53
58
22
27
23
28
54
59
55
60
62
24
56
26
Pin numbers shown are for the PM package.
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