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13.2. IC501(MN6627962JBA): / Servo Amp, Servo Processor, Digital
Signal Processor, / Digital Filter & D/A Converter
Pin
Terminal
No.
Name
1
A7
2
A6
3
A5
4
A4
5
LDQM
6
NWE
7
NCAS
8
NRAS
9
CKE
10
A3
11
A2
12
A1
13
A0
14 REGON
15 DRVDD1
16 DVDD1
17
A10
18
BA1
19
BA0
20 DVSS1
21 PWMSEL
22 SPOUT
23 SPPOL
24
TRVP
25
TRVM
26
TRP
27
TRM
28
FOP
29
FOM
30 IOVDD1
31 AVDD3
32 AVSS3
33 ADPVCC
34
TEIN
35 ATOFS
36
FEIN
37 AFOFS
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I/O
Function
O
Address 7 signal output
O
Address 6 signal output
O
Address 5 signal output
O
Address 4 signal output
O
Lower bite data mask signal
output
O
Write enable signal output
O
CAS control signal output
O
RAS control signal output
O
Clock enable signal output
O
Address 3 signal output
O
Address 2 signal output
O
Address 1 signal output
O
Address 0 signal output
I
Built in regulator control signal
I
Power supply terminal
I
Power supply terminal
O
Address 10 signal output
-
Not used, open
-
Not used, open
-
GND
I
PWM output mode select input
O
Spindle drive signal output
O
Spindle drive signal output
O
Traverse drive signal output (+)
O
Traverse drive signal output (-)
O
Tracking drive signal output (+)
O
Tracking drive signal output (-)
O
Focus drive signal output (+)
O
Focus drive signal output (-)
I
Power supply terminal
I
Power supply terminal
-
GND
I
Power supply voltage monitor
signal input
I
DSP tracking error signal input
-
Not used, open
I
DSP focus error signal input
-
Not used, open
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