HA13532NT Datasheet, PDF (3/16 Pages) Hitachi Semiconductor – Three-Phase Stepping Motor Control IC

Block Diagram
VREG 12
REG
LVI
LVI
POR
CK1 3
CK2/DIR 2
Input select 1
INSEL
H: CK2
L: DIR
Excite select 24
EXSEL
H: 2ø
L: 2 — 3ø
OE 13
V2 10
V1 9
V0 7
Commutation
logic
3 bit
DAC
HA13532NT
V_CC
C101
23
Ru
22 U
18 V
16 W
LVI
PWM
control
21 U
19 V
15 W
Rd
14 SENSE
5 8 17 20 11
DAOUT
LVI: Low-voltage inhibit circuit
POR: Power-on reset circuit
TAB
4
Rt
6
Ct
3