DS1877T+TR MAXIM [Maxim Integrated Products], DS1877T+TR Datasheet - Page 6
DS1877T+TR
Manufacturer Part Number
DS1877T+TR
Description
SFP Controller for Dual Rx Interface
Manufacturer
MAXIM [Maxim Integrated Products]
Datasheet
1.DS1877TTR.pdf
(65 pages)
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DAC1, DAC2 ELECTRICAL CHARACTERISTICS
(V
ANALOG VOLTAGE MONITORING CHARACTERISTICS
(V
AC ELECTRICAL CHARACTERISTICS
(V
SFP Controller for Dual Rx Interface
6
Main Oscillator Frequency
Delta-Sigma Input-Clock
Frequency
Reference Voltage Input (REFIN)
Output Range
Output Resolution
Output Impedance
ADC Resolution
Input/Supply Accuracy
(RSSI1_, RSSI2_, V
Update Rate for Temperature,
RSSI1_, RSSI2_, V
Input/Supply Offset
(RSSI1_, RSSI2_, V
Factory Setting (Note 4)
Fault Reset Time (to FAULT = 0)
LOSOUT Assert Time
LOSOUT Deassert Time
CC
CC
CC
= +2.85V to +3.9V, T
= +2.85V to +3.9V, T
= +2.85V to +3.9V, T
PARAMETER
PARAMETER
PARAMETER
CC
CC
CC
)
)
A
A
A
= -40NC to +95NC, unless otherwise noted.)
= -40NC to +95NC, unless otherwise noted.)
= -40NC to +95NC, unless otherwise noted.)
t
SYMBOL
SYMBOL
SYMBOL
t
LOSS_OFF
LOSS_ON
V
t
f
ACC
REFIN
INITR
R
V
OSC
f
t
DS
RR
DS
OS
Minimum 0.1FF to GND
See the Delta-Sigma Outputs section for
details
At factory setting
(Note 3)
RSSI1/RSSI2 coarse
V
RSSI1/RSSI2 fine
From ↑ V
LOS_ LO (Note 6)
LOS_ HI (Note 7)
CC
CC
> VCC LO alarm (Note 5)
CONDITIONS
CONDITIONS
CONDITIONS
MIN
MIN
MIN
2
0
f
6.5536
OSC
312.5
TYP
TYP
0.25
TYP
25.6
25.6
161
2.5
35
13
45
5
0
/2
V
MAX
MAX
MAX
V
REFIN
100
0.5
10
75
CC
5
UNITS
UNITS
UNITS
MHz
MHz
%FS
LSB
Bits
Bits
ms
ms
FV
Fs
Fs
I
V
V
V
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