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UPD168103A Datasheet(PDF) 2 Page - NEC

Part No. UPD168103A
Description  5-CHANNEL OPERATIONAL AMPLIFIER, IRIS DRIVER, AND 4-CHANNEL H-BRIDGE DRIVER
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Maker  NEC [NEC]
Homepage  http://www.nec.com/
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Data Sheet S17655EJ1V0DS
2
µ PD168103A
1. BLOCK DIAGRAM
OUT1B
EN12
OUT1A
OUT1
OUT2A OUT2B
VM12
PGND12
IN1P IN1M
H-bridge Control
Amp. Control
TSD
UVLO
H-bridge
1
H-bridge
2
IN1
IN2
EN34
IN3
IN4
GND
LVDD
LVDD
AVDD
1/2AVDD
AVDD
OUT3B
OUT3A
OUT4A OUT4B
VM34
PGND34
H-bridge
3
H-bridge
4
LVDD
RESETB
IRIN1
OUT4D
PGND5
Logic power
INREF
OUTREF
Analog power
Amp.
ON/OFF
control
+
− +
AMP0
AMP1
OUT2
IN2P IN2M
AVDD
+
AMP2
OUT3
IN3P IN3M
AVDD
+
AMP3
OUT4S
IN4P IN4M
AVDD
+
AMP4
AVDD
GND
+
AMP5
IRIN2
INIRP
INIRM
OUTIRP
OUTIRM
VSUTTER
VIRIS
IRIS Control
44
42
46
48
45
43
47
17
19
15
13
16
18
14
7
8
9
10
21
29
11
33
32
30
28
27
31
41
39
40
38
36
37
26
24
25
20
23
22
4
5
6
2
1
12
3
34
35
Cautions 1. P in pin name means plus, and M in pin name means minus.
2. A pull-down resistor (50 to 200 k
Ω) is connected to the logic input pins (EN12, EN34, IN1, IN2, IN3,
and IN4). A pull-up resistor (50 to 200 k
Ω) is connected to the IRIN1 and IRIN2 pins.




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