參數(shù)資料
型號(hào): M74HC648
廠商: 意法半導(dǎo)體
英文描述: Low-Voltage Adjustable Precision Shunt Regulator 3-SOT-23 -40 to 85
中文描述: HC648八路總線收發(fā)器/注冊(cè)三態(tài),刑事調(diào)查。 HC646八路總線收發(fā)器/注冊(cè)三態(tài)
文件頁(yè)數(shù): 4/12頁(yè)
文件大?。?/td> 202K
代理商: M74HC648
PIN DESCRIPTION
PIN No
1
2
3
SYMBOL
CLOCK AB
SELECT AB
GAB
A1 to A8
B1 to B8
G
SELECT BA
CLOCK BA
GND
V
CC
NAME AND FUNCTION
A to B Clock Input (LOW to HIGH, Edge-Trigged)
Select A to B Source Input
Direction Control Input
A data Inputs/Outputs
B Data Inputs/Outputs
Output Enable Input (Active LOW)
Select B to A Source Input
B to A Clock Input (LOW to HIGH, Edge-Triggered)
Ground (0V)
Positive Supply Voltage
4, 5, 6, 7, 8, 9, 10, 11
20, 19, 18, 17, 16, 15, 14, 13
21
22
23
12
24
IEC LOGIC SYMBOLS
HC646
HC648
M74HC646/648
4/12
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