![](http://datasheet.mmic.net.cn/Maxim-Integrated-Products/DS1876T-T-R_datasheet_96975/DS1876T-T-R_6.png)
6
Maxim Integrated
SFP Controller with Dual LDD Interface
DS1876
MOD_, APC_ ELECTRICAL CHARACTERISTICS
(VCC = +2.85V to +3.9V, TA = -40NC to +95NC, unless otherwise noted.)
ANALOG VOLTAGE MONITORING CHARACTERISTICS
(VCC = +2.85V to +3.9V, TA = -40NC to +95NC, unless otherwise noted.)
ANALOG QUICK-TRIP CHARACTERISTICS
(VCC = +2.85V to +3.9V, TA = -40NC to +95NC, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Main Oscillator Frequency
fOSC
5
MHz
Delta-Sigma Input-Clock
Frequency
fDS
fOSC/2
MHz
Reference Voltage Input (REFIN)
VREFIN
Minimum 0.1FF to GND
2
VCC
V
Output Range
0
VREFIN
V
Output Resolution
See the Delta-Sigma Outputs section for
details
10
Bits
Output Impedance
RDS
35
100
I
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
ADC Resolution
13
Bits
Input/Supply Accuracy
(BMON_, PMON_, VCC)
ACC
At factory setting
0.25
0.5
%FS
Update Rate for Temperature,
BMON_, PMON_, VCC
tRR
64
78
ms
Input/Supply Offset
(BMON_, PMON_, VCC)
VOS
(Note 3)
0
5
LSB
Factory Setting (Note 4)
BMON_, PMON_
2.5
V
VCC
6.5536
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
TXP HI, TXP LO Full-Scale
Voltage
2.507
V
HBIAS Full-Scale Voltage
1.25
V
PMON_ Input Resistance
35
50
65
k
W
Resolution
8
Bits
Error
TA = +25°C
±2
%FS
Integral Nonlinearity
-1
+1
LSB
Differential Nonlinearity
-1
+1
LSB
Temperature Drift
-2.5
+2.5
%FS
Offset
-5
+10
mV