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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)： | 17/36頁 |
| 文件大小： | 197K |
| 代理商： | AN8725FH |
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ICs for Optical Disk Drive
AN8725FH
17
I
Electrical Characteristics at V
CC
=
5.0 V, T
a
=
25
°
C (continued)
Design reference data (continued)
Note) The characteristics listed below are theoretical values based on the IC design and are not guaranteed.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
DAC2
Offset current temperature
characteristics
dI
DA2OF
dT
10
μ
A
°
C
Driving current temperature
characteristics
Err
DA2
DAC3
=
"FFh", set to DAC4
=
"Fh",
T
a
=
20
°
C to
+
75
°
C
XWR
↑
to
DAC2 [
4: 10 h to 14h],
±
0.5 LSB DAC4 [Fh]
XWR
↑
to
DAC2 [
7F: 10 h to 8 Fh],
±
1.0 LSB DAC4 [Fh]
6
10
%
Settling time
t
SDA2A
40
100
ns
t
SDA2B
80
200
DAC3
Offset current temperature
characteristics
dI
DA3OF
dT
10
μ
A
°
C
Driving current temperature
characteristics
Err
DA3
DAC3
=
"FFh", set to DAC4
=
"Fh",
T
a
=
20
°
C to
+
75
°
C
XWR
↑
to
DAC3 [
4: 10 h to 14h],
±
0.5 LSB DAC4 [Fh]
XWR
↑
to
DAC3 [
7F: 10 h to 8Fh],
±
1.0 LSB DAC4 [Fh]
6
10
%
Settling time
t
SDA3A
40
100
ns
t
SDA3B
80
200
DAC4
Offset current temperature
characteristics
dI
DA4OF
dT
10
μ
A
°
C
Driving current temperature
characteristics
Err
DA4
DAC4
=
"Fh", set to DAC2
=
"FFh",
T
a
=
20
°
C to
+
75
°
C
6
10
%
Supply voltage monitoring block
Abnormal supply voltage
detection hysteresis
V
PSDHYS
Voltage difference between abnormality
detection and release of supply voltage
drop, V
PSD1
V
PSDH
300
mV
V
PSOHYS
Voltage difference between abnormality
detection and release of supply voltage
drop, V
PSOH
V
PSOL
300
Comparator in abnormally emitted light detection block
Input offset voltage
V
PDCOF
Insufficiently emitted light detection
5
5
5
mV
V
POCOF
Excessively emitted light detection
5
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