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CXD1171M View Datasheet(PDF) - Sony Semiconductor

Part Name
Description
View to exact match
CXD1171M
Sony
Sony Semiconductor Sony
CXD1171M Datasheet PDF : 13 Pages
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CXD1171M
Latch Up Prevention
The CXD1171M is a CMOS IC which requires latch up precautions. Latch up is mainly generated by the lag in
the voltage rising time of AVDD (Pins 18, 19 and 22) and DVDD (Pins 23 and 24), when power supply is ON.
1. Correct usage
a. When analog and digital supplies are from different sources
AVDD
DVDD
18 19 22
AVDD
23 24
DVDD
+5V
+5V
C
CXD1171M
C
DIGITAL IC
AVSS
AVSS
14
DVSS
10 13
DVSS
b. When analog and digital supplies are from a common source
(i)
DVDD
18 19 22
23 24
AVDD
DVDD
+5V
C
CXD1171M
C
AVSS
AVSS
14
DVSS
10 13
DVSS
(ii)
DVDD
18 19 22
23 24
AVDD
DVDD
+5V
C
CXD1171M
C
AVSS
AVSS
14
DVSS
10 13
DVSS
9
DIGITAL IC
DIGITAL IC
 

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