參數(shù)資料
型號: SN74LS166D
廠商: MOTOROLA INC
元件分類: 通用總線功能
英文描述: 3.3 - 3.9GHz 1 Watt High Linearity Amplifier
中文描述: LS SERIES, 8-BIT RIGHT PARALLEL IN SERIAL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO16
封裝: SOIC-16
文件頁數(shù): 4/4頁
文件大?。?/td> 106K
代理商: SN74LS166D
5-4
FAST AND LS TTL DATA
SN54/74LS166
TEST TABLE FOR SYNCHRONOUS INPUTS
DATA INPUT
FOR TEST
SHIFT/LOAD
OUTPUT TESTED
H
0 V
QH at tn+1
Serial
Input
4.5 V
QH at tn+8
AC WAVEFORMS
NOTE 1. tn = bit time before clocking transition
NOTE 1.
tn+1 = bit time after one clocking transition
NOTE 1.
tn+8 = bit time after eight clocking transition
NOTE 1.
LS166 Vref = 1.3 V.
CLEAR INPUT
CLOCK INPUT
DATA
INPUT
(SEE TEST
TABLE)
OUTPUT Q
Vref
tw(clear)
tPHL
(clear-Q)
(SEE NOTE 1)
tn + 1
tn
tsu
th
tPLH
(CLK-Q)
3 V
0 V
VOH
VOL
3 V
3 V
0 V
0 V
Vref
Vref
Vref
Vref
Vref
Vref
Vref
Vref
tn
tn + 1
tsu
th
tPHL
(CLK-Q)
tw(clock)
Vref
Vref
Vref
AC CHARACTERISTICS
(TA = 25
°
C)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
fMAX
tPHL
tPLH
tPHL
Maximum Clock Frequency
25
35
MHz
CL = 15 pF
Clear to Output
19
30
ns
VCC = 5.0 V
Clock to Output
23
24
35
35
ns
AC SETUP REQUIREMENTS
(TA = 25
°
C)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
tW
ts
ts
th
Clock Clear Pulse Width
30
ns
VCC = 5.0 V
Mode Control Setup Time
30
ns
Data Setup Time
20
ns
Hold Time, Any Input
15
ns
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