DS1864 查看數據表（PDF） - Dallas Semiconductor -> Maxim Integrated
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DS1864 Datasheet PDF : 72 Pages
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SFP Laser Controller and
Diagnostic IC
ANALOG OUTPUT CHARACTERISTICS
(VCC = 2.97V to 5.5V, TA = -40°C to +95°C.)
PARAMETER
IDAC0 and IDAC1
IDAC0 and IDAC1 (Off State Current)
Voltage at IDAC0 and IDAC1
IDAC0 and IDAC1 Accuracy
(Note 6)
Resolution
DESCRIPTION
Range 1
Range 2
CONDITIONS
Position FFh (Note 6)
Shutdown or Position 00h
Range 1
Range 2
IDAC < 50µA
IDAC > 50µA
IDAC < 50µA
IDAC > 50µA
MIN TYP MAX UNITS
0.5
mA
1.5
mA
10
100
nA
0.7
VCC
V
±10
µA
±4
%
±10
µA
±4
%
0.4
%FS
ANALOG VOLTAGE MONITORING CHARACTERISTICS
(VCC = 2.97V to 5.5V, TA = -40°C to +95°C.)
PARAMETER
Full-Scale Monitor Input
Full-Scale VCC Monitor
Monitor Resolution
(VCC, IBI, TXP, RIN)
MON1P to MON1N FS
SYMBOL
CONDITIONS
At factory setting (Note 4)
At factory setting (Note 5)
MON1 (Note 7)
MON1P, MON1N Common-Mode
Voltage
MON1P (Single-Ended)
MON1 FS (Factory)
MON2 FS (Factory)
MON3 FS (Factory)
Supply Accuracy
MON1 Accuracy
MON2 Accuracy
MON3 Accuracy
Monitoring Update Rate
Fast-Trip Comparator Accuracy
VCCacc
MON1acc
MON2acc
MON3acc
tframe
FCacc
(Notes 7 and 8)
(Note 7)
(Note 7)
VMON3 = 2.5V (Note 7)
(Note 7)
(Note 7)
(Note 7)
(Notes 7 and 9)
Dual range disabled
Dual range enabled
MIN
2.4875
6.5208
TYP
2.5000
6.5536
MAX
2.5125
6.5864
UNITS
V
V
0.024
%FS
0
2.5
V
0
VCC
V
2.5
V
2.5
V
2.5
V
2.5
V
0.5
%FS
0.5
%FS
0.5
%FS
0.5
%FS
21.5 26.0
ms
57
70
±4
%FS
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