參數(shù)資料
型號: MC74HCT157AD
廠商: MOTOROLA INC
元件分類: 通用總線功能
英文描述: CAP ELECT 100UF 35V TK SMD
中文描述: HCT SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
封裝: PLASTIC, SOIC-16
文件頁數(shù): 4/5頁
文件大?。?/td> 127K
代理商: MC74HCT157AD
MC74HCT157A
MOTOROLA
High–Speed CMOS Logic Data
DL129 — Rev 6
4
INPUT A OR B
Figure 1.
Figure 2.
OUTPUT ENABLE
tPLH
tPHL
tr
tf
VCC
GND
tTHL
tTLH
10%
91.3 V
Figure 3.
OUTPUT Y
SWITCHING WAVEFORMS
* Includes all probe and jig capacitance
CL*
TEST POINT
DEVICE
UNDER
TEST
OUTPUT
Figure 4. Test Circuit
tr
tf
3 V
GND
OUTPUT Y
tPHL
tPLH
0.3 V
12.7 V
90%
1.3 V
tTLH
tTHL
tr
tf
3 V
GND
SELECT
OUTPUT Y
tPHL
tPLH
tTLH
tTHL
10%
190%
EXPANDED LOGIC DIAGRAM
4
7
9
12
2
3
5
6
11
10
14
13
A0
B0
A1
B1
A2
B2
A3
B3
Y0
Y1
Y2
Y3
OUTPUT ENABLE
SELECT
DATA
OUTPUTS
NIBBLE
INPUTS
10%
0.3 V
12.7 V
0.3 V
12.7 V
相關(guān)PDF資料
PDF描述
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