English
Language : 

MC74VHC573_11 Datasheet, PDF (6/9 Pages) ON Semiconductor – Octal D-Type Latch with 3-State Output
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
CL*
*Includes all probe and jig capacitance
Figure 5.
MC74VHC573
TEST CIRCUITS
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
1 kΩ
CL*
CONNECT TO VCC WHEN
TESTING tPLZ AND tPZL.
CONNECT TO GND WHEN
TESTING tPHZ AND tPZH.
*Includes all probe and jig capacitance
Figure 6.
D0 2
D1 3
D2 4
D3 5
D4 6
D5 7
D6 8
D7 9
EXPANDED LOGIC DIAGRAM
D
Q
LE
D
Q
LE
D
Q
LE
D
Q
LE
D
Q
LE
D
Q
LE
D
Q
LE
D
Q
LE
19 Q0
18 Q1
17 Q2
16 Q3
15 Q4
14 Q5
13 Q6
12 Q7
LE 11
OE 1
INPUT
Figure 7. Input Equivalent Circuit
http://onsemi.com
6