DS1876 데이터 시트보기 (PDF) - Maxim Integrated
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DS1876 Datasheet PDF : 69 Pages
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DS1876
SFP Controller with Dual LDD Interface
MOD_, APC_ ELECTRICAL CHARACTERISTICS
(VCC = +2.85V to +3.9V, TA = -40NC to +95NC, unless otherwise noted.)
PARAMETER
Main Oscillator Frequency
Delta-Sigma Input-Clock
Frequency
SYMBOL
fOSC
fDS
CONDITIONS
Reference Voltage Input (REFIN)
Output Range
VREFIN Minimum 0.1FF to GND
Output Resolution
See the Delta-Sigma Outputs section for
details
Output Impedance
RDS
ANALOG QUICK-TRIP CHARACTERISTICS
(VCC = +2.85V to +3.9V, TA = -40NC to +95NC, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
TXP HI, TXP LO Full-Scale
Voltage
HBIAS Full-Scale Voltage
PMON_ Input Resistance
Resolution
Error
Integral Nonlinearity
Differential Nonlinearity
Temperature Drift
Offset
TA = +25°C
MIN TYP MAX UNITS
5
MHz
fOSC/2
MHz
2
VCC
V
0
VREFIN
V
10
Bits
35
100
I
MIN TYP MAX UNITS
2.507
V
1.25
V
35
50
65
kW
8
Bits
±2
%FS
-1
+1
LSB
-1
+1
LSB
-2.5
+2.5 %FS
-5
+10
mV
ANALOG VOLTAGE MONITORING CHARACTERISTICS
(VCC = +2.85V to +3.9V, TA = -40NC to +95NC, unless otherwise noted.)
PARAMETER
ADC Resolution
SYMBOL
CONDITIONS
Input/Supply Accuracy
(BMON_, PMON_, VCC)
ACC At factory setting
Update Rate for Temperature,
BMON_, PMON_, VCC
tRR
Input/Supply Offset
(BMON_, PMON_, VCC)
Factory Setting (Note 4)
VOS (Note 3)
BMON_, PMON_
VCC
MIN TYP MAX UNITS
13
Bits
0.25
0.5
%FS
64
78
ms
0
5
LSB
2.5
V
6.5536
6
Maxim Integrated
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