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參數(shù)資料
| 型號： | AN8725FH |
| 廠商： | PANASONIC CORP |
| 元件分類： | 其它接口 |
| 英文描述： | Semiconductor laser power control IC |
| 中文描述： | SPECIALTY INTERFACE CIRCUIT, PQFP80 |
| 封裝： | 12 X 12 MM, PLASTIC, QFP-80 |
| 文件頁數(shù)： | 10/36頁 |
| 文件大小： | 197K |
| 代理商： | AN8725FH |
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AN8725FH
ICs for Optical Disk Drive
10
I
Electrical Characteristics at V
CC
=
5.0 V, T
a
=
25
°
C (continued)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Current amplification changeover
Gain at playback
G
IPDR
Reg7
=
"80h", I
PD
=
40
μ
A to 240
μ
A
Reg7
=
"C0h", I
PD
=
200
μ
A to 3 200
μ
A
9.0
10.0
11.0
times
Gain at recording
G
IPDW
0.9
1.0
1.1
times
Gain ratio
GR
IPD
G
IPDR
/G
IPDW
9.0
10.0
11.0
times
I to V conversion block
Offset voltage
V
IVOF
VR1
=
0
, I
PD
=
0 mA
15
15
mV
DAC1 block
Resolution
RES1
1.0
1.0
8
bit
Integral linearity error
EL1
10.0
LSB
Differential linearity error
ED1
1.5
LSB
Maximum output current
I
1max
DAC1
=
"FFh", DAC8
[
Fh
],
DAC7 [0h], DAC9 [00h]
70
80
90
mA
Offset current
I
1OF1
"00h" LPF-on, DAC8 [Fh],
DAC7 [0h], DAC9 [00h],
DAC7, DAC8 characteristics included
1
1
mA
I
1OF2
"00h" LPF-off, DAC8 [Fh],
DAC7 [0h], DAC9 [00h]
250
250
μ
A
LPF on/off gain ratio
GR
DAL
G
LPFON
/G
LPFOFF
,
input amplitude 0 V to 2 V
0.95
1
1.05
times
Settling time
t
SDA1
XWR
↑
to DAC1
[
10h to 8Fh
],
±
2 LSB range, DAC7
[
0h
]
, DAC8
[
Fh
],
DAC9 [00h] LPF-off,
LPF11 pin open,
RDCP2 pin open
400
800
ns
DAC7 block
Resolution
RES7
1.0
0.5
4
bit
Integral linearity error
EL7
1.0
LSB
Differential linearity error
ED7
0.5
LSB
Maximum output current
I
7max
Set to DAC7
=
"Fh",
DAC9
[
1Fh
]
, DAC1
[
00h
]
, DAC8
[
0h
]
Set to DAC7
=
"0h",
DAC9
[
1Fh
]
, DAC1
[
00h
]
, DAC8
[
0h
]
XWR
↑
to DAC7
[
0h to Fh
],
DAC9
[
1Fh
]
,
±
0.5 LSB
,
DAC1
[
00h
]
, DAC8
[
0h
]
133
150
170
mA
Minimum output current
I
7min
0.1
0
0.1
mA
Settling time
t
SDA7
50
500
ns
DAC8 block
Resolution
RES8
1.0
0.5
4
bit
Integral linearity error
EL8
1.0
LSB
Differential linearity error
ED8
0.5
LSB
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| AN8737SB | 制造商:PANASONIC 制造商全稱:Panasonic Semiconductor 功能描述:3-channel driver IC for optical disk drive |
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