PD16856_15 Datasheet, PDF (6/18 Pages) Renesas Technology Corp – MONOLITHIC CD-ROM 3-PHASE SPINDLE MOTOR DRIVER

µPD16856
PIN FUNCTIONS
Package: 30-pin Shrink SOP (300 mil)
IND 1
STB 2
VM 3
VM 4
OUT2 5
RF 6
RF 7
OUT1 8
VM 9
VM 10
OUT0 11
RF 12
RF 13
ISEN 14
CL 15
30 EC
29 ECR
28 VDD
27 CT
26 H2+
25 H2–
24 H1+
23 H1–
22 H0+
21 H0–
20 HB
19 FGsel
18 ST/SP
17 REV
16 GND
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Pin Name
IND
STB
VM
VM
OUT2
RF
RF
OUT1
VM
VM
OUT0
RF
RF
ISEN
CL
GND
REV
ST/SP
FGsel
HB
H0−
H0+
H1−
H1+
H2−
H2+
CT
VDD
ECR
EC
Pin Function
Index signal output pin
Standby operation input pin
Supply input pin for motor block (12 V)
Supply input pin for motor block (12 V)
Motor connection pin
3-phase bridge common pin
3-phase bridge common pin
Motor connection pin
Supply input pin for motor block (12 V)
Supply input pin for motor block (12 V)
Motor connection pin
3-phase bridge common pin
3-phase bridge common pin
Sense resistor connection pin
Overcurrent detection voltage input pin
GND pin
Reverse rotation input pin (reverse brake pin)
Start/stop input pin
IND pulse selection pin
Hole bias pin
Hole signal input pin
Hole signal input pin
Hole signal input pin
Hole signal input pin
Hole signal input pin
Hole signal input pin
Oscillation frequency setup capacitor connection pin
Controller block supply input pin (5 V)
Control reference voltage input pin
Control voltage input pin
Caution When there is more than one pin of the same kind of pin (VM and RF), all pins should be connected
to their targets.
4
Data Sheet S13447EJ1V0DS00