HA13561F データシートの表示（PDF） - Hitachi -> Renesas Electronics
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HA13561F Datasheet PDF : 26 Pages
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Pin Description
Pin Number Pin Name
1
VBST
2
VCMP
3
VCMN
4
BC2
5
BC1
6 to 15
GND
16
W
17
RNF
18
PCOMP
19
CT
20
V
21
U
22
C-PUMP
23
CLREF
24
R1
25
26 to 35
36
37
38
Vpss
GND
VSS
LVI1
DELAY
39
COMM
40
POLSEL
41
42
43
44
45
46 to 55
56
57
CNTSEL
CLOCK
READY
SPNENAB
POR
GND
VCMENAB
GAIN
HA13561F
Function
Boosted voltage output to realize the low output saturation voltage
Output terminal on VCM driver
Output terminal on VCM driver
To be attached the external capacitor for booster circuitry
ditto
Ground pins
W phase output terminal on spindle motor driver
Sensing input for output current on spindle motor driver
To be attached the external capacitor for phase compensation of spindle
motor driver
To be attached the center tap of the spindle motor for B-EMF sensing
V phase output terminal on spindle motor driver
U phase output terminal on spindle motor driver
To be attached the external integral constants for speed control of spindle
motor
Reference voltage input for current limiter of spindle motor driver
To be attached the external resistor for setting up the oscillation frequency of
start-up circuitry and the gain of speed control loop of spindle motor driver
Power supply for spindle motor driver
Ground pins
Power supply for small signal block
Sensing input for power monitor circuitry
To be attached the external capacitor to generate the delay time for power on
reset signal
To be attached the external capacitor for setting up the oscillation frequency
To be selected the input status corresponding to the pole number of spindle
motor
To select the count Number of Speed Discriminator
Master clock input for this IC
Output of speed lock detector for spindle motor
To select the status of spindle motor driver
Output of power on reset signal for HDD system
Ground pins
To select the status of VCM driver
To select the Transfer conductance gm of VCM driver
3
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