UPD168111A Datasheet, PDF (3/39 Pages) NEC – MICROSTEP DRIVER FOR DRIVING CAMERA LENS

µ PD168111A
BLOCK DIAGRAM
RESETB 13
VDD 21
OSCIN
23
VM1 17
VM2
8
1/N
SCLK
1
SDATA LATCH
2
24
SERIAL-PARALLEL DECODER
PULSE
GENERATOR
EXTOUT
SELECTOR
COSC
5
LGND 4
OSC
+
EVR1 EVR2
CURRENT SET
FILTER FILTER
FB1
Current
19 Sense1
–+
VM
H BRIDGE
ch1
Internal Block
VM
H BRIDGE
ch1
Current
Sense2
15
PGND1
16 18 20
OUT1A OUT1B FIL1
14
EN
22 9 7
FIL2 OUT2A OUT2B
6
PGND2
EXT0
11
EXT1
12
MOB
3
FB2
10
Data Sheet D16536EJ1V0DS
3