an8725fh Panasonic Corporation of North America, an8725fh Datasheet - Page 13

• Manufacturer Part Number: an8725fh
• Description: Semiconductor Laser Power Control Ic
• Manufacturer: Panasonic Corporation of North America

ICs for Optical Disk Drive
Abnormally emitted light detection optical monitor block
Offset voltage
Gain
Gain ratio
f characteristics at playback
f characteristics at recording
Control operation response
Data write to XLDERR
Data write to XLDERR
Data write to sleep mode
Data write to normal mode
RPHOLD
RPHOLD
RPHOLD
RPHOLD
RPHOLD
RPHOLD
Electrical Characteristics at V
Parameter
to HF module signal
to HF module signal
to DAC5 R
to DAC5 W
to DAC6 R
to DAC6 W
W
W
R
R
Symbol
V
V
G
G
G
G
G
G
G
f
EROFW
f
EROFR
t
t
t
t
ERW
ERR
ERR1
ERR2
ERR1
ERR2
t
t
t
t
t
t
ERW
ERW
ERW
203
204
205
206
39
40
41
42
43
44
CC
In playback, DETMONI pin,
I
In recording, DETMONI pin,
I
In playback, addr. "9": D4
I
In playback, addr. "9": D4
I
In recording, DETMONI pin,
I
VR1
I
VR1
I
XWR
XWR
XWR
XWR
RPHOLD
at having reached 0.5 LSB
RPHOLD
at having reached 0.5 LSB
RPHOLD
at having reached 0.5 LSB
RPHOLD
at having reached 0.5 LSB
RPHOLD
RPHOLD
5.0 V, T
PD
PD
PD
PD
PD
PD
PD
0 A
0 A
100 A to 200 A
100 A to 200 A
100 A to 2 000 A
100 A to 200 A
100 A to 2 000 A
1 k , 3 dB,
1 k , 3 dB,
to XLDERR
to XLDERR
to sleep mode
to normal mode
a
to XHFON
to XHFON
to DAC5 W,
to DAC5 R,
to DAC6 W,
to DAC6 R,
Conditions
25 C (continued)
"0",
"1",
Min
4.5
9.0
4.5
2.5
5.0
9.0
0.9
40
50
10.0
10.0
0.40
0.40
0.40
0.40
Typ
5.0
1.0
5.0
20
25
18
17
4
3
AN8725FH
Max
11.0
11.0
5.5
5.5
2.5
2.5
2.5
2.5
1.1
60
50
60
60
30
30
9
8
times
times
MHz
MHz
Unit
mV
ns
ns
ns
ns
s
s
s
s
s
s
13