MC14043B Просмотр технического описания (PDF) - Motorola => Freescale
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MC14043B Datasheet PDF : 6 Pages
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THREE–STATE ENABLE/DISABLE DELAYS
Set, Reset, Enable, and Switch Conditions for 3–State Tests
MC14043B MC14044B
Test Enable S1
S2
Q
S
R
S
R
tPZH
tPZL
tPHZ
tPLZ
Open Closed A VDD VSS VSS VDD
Closed Open B VSS VDD VDD VSS
Open Closed A VDD VSS VSS VDD
Closed Open B VSS VDD VDD VSS
TO
OUTPUT
UNDER
TEST
VDD
ENABLE
50%
VSS
tPZH
VDD
90%
QA
10%
tPHZ
VOL
tPZL
tPLZ
VOH
QB
10%
VSS
VDD
S1
1k
CL
50 pF
S2
VSS
MC14043B
Q3 1
Q0 2
16 VDD
15 R3
R0 3
14 S3
S0 4
13 NC
E5
12 S2
S1 6
11 R2
R1 7
10 Q2
VSS 8
9 Q1
PIN ASSIGNMENT
NC = NO CONNECTION
MC14044B
Q3 1
NC 2
16 VDD
15 S3
S0 3
14 R3
R0 4
13 Q0
E5
12 R2
R1 6
11 S2
S1 7
10 Q2
VSS 8
9 Q1
MOTOROLA CMOS LOGIC DATA
MC14043B MC14044B
165
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