UPD16856 NEC, UPD16856 Datasheet - Page 4

• Manufacturer Part Number: UPD16856
• Description: MONOLITHIC CD-ROM 3-PHASE SPINDLE MOTOR DRIVER
• Manufacturer: NEC

PIN FUNCTIONS
Caution When there is more than one pin of the same kind of pin (V
4
Package: 30-pin Shrink SOP (300 mil)
to their targets.
Pin No.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
5
6
7
8
9
IND
STB
V
V
OUT2
RF
RF
OUT1
V
V
OUT0
RF
RF
I
CL
GND
REV
ST/SP
FGsel
HB
H0
H0+
H1
H1+
H2
H2+
CT
V
ECR
EC
SEN
M
M
M
M
DD
Pin Name
OUT2
OUT1
OUT0
STB
IND
I
RF
RF
RF
RF
SEN
CL
V
V
V
V
M
M
M
M
Data Sheet S13447EJ1V0DS00
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Standby operation input pin
Motor connection pin
IND pulse selection pin
Index signal output 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)
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
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
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
M
Pin Function
and RF), all pins should be connected
EC
ECR
V
CT
H2+
H2–
H1+
H1–
H0+
H0–
HB
FGsel
ST/SP
REV
GND
DD
PD16856