參數(shù)資料
型號(hào): 74HCT166PW
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: Quadruple 2-Line To 1-Line Data Selectors/Multiplexers 16-SO -40 to 85
中文描述: HCT SERIES, 8-BIT RIGHT PARALLEL IN SERIAL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO16
封裝: PLASTIC, TSSOP1-16
文件頁(yè)數(shù): 4/10頁(yè)
文件大?。?/td> 93K
代理商: 74HCT166PW
December 1990
4
Philips Semiconductors
Product specification
8-bit parallel-in/serial-out shift register
74HC/HCT166
FUNCTION TABLE
Notes
1.
H = HIGH voltage level
h = HIGH voltage level one set-up time prior to the LOW-to-HIGH CP transition
L = LOW voltage level
I = LOW voltage level one set-up time prior to the LOW-to-HIGH CP transition
q = lower case letters indicate the state of the referenced output one set-up time prior to the
LOW-to-HIGH CP transition
X = don’t care
= LOW-to-HIGH CP transition
OPERATING MODES
INPUTS
Q
n
REGISTER
OUTPUT
PE
CE
CP
D
S
D
0
-D
7
I - I
h - h
X - X
X - X
X - X
Q
0
Q
1
-Q
6
Q
7
L
H
q
6
q
6
q
7
parallel load
I
I
h
h
X
I
I
I
I
h
X
X
X
I
h
X
L
H
L
H
q
0
L - L
H - H
q
0
- q
5
q
0
- q
5
q
1
- q
6
serial shift
hold “do nothing”
Fig.4 Functional diagram.
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