Burst-Mode PON Controller
With Integrated Monitoring
ANALOG OUTPUT CHARACTERISTICS
(V CC = +2.85V to +3.9V, T A = -40°C to +95°C, unless otherwise noted.)
PARAMETER
BIAS Current
SYMBOL
I BIAS
(Note 1)
CONDITIONS
MIN
TYP
1.2
MAX
UNITS
mA
I BIAS Shutdown Current
Voltage at I BIAS
I BIAS:OFF
0.7
10
1.2
100
1.4
nA
V
MOD Full-Scale Voltage
MOD Output Impedance
V MOD
(Note 6)
(Note 7)
1.25
3.14
V
k Ω
V MOD Error
V MOD Integral Nonlinearity
V MOD Differential Nonlinearity
V MOD Temperature Drift
T A = +25°C (Note 8)
-1.25
-1
-1
-2
+1.25
+1
+1
+2
%FS
LSB
LSB
%FS
CONTROL LOOP AND QUICK-TRIP TIMING CHARACTERISTICS
(V CC = +2.85V to +3.9V, T A = -40°C to +95°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
First BMD Sample Following BEN
Remaining Updates During BEN
t FIRST
t REP
(Note 9)
(Note 9)
BEN High Time
BEN Low Time
BIAS and MOD Turn-Off Delay
BIAS and MOD Turn-On Delay
FETG Turn-On Delay
FETG Turn-Off Delay
t BEN:HIGH
t BEN:LOW
t OFF
t ON
t FETG:ON
t FETG:OFF
420
96
5
5
5
5
ns
ns
μs
μs
μs
μs
Binary Search Time
ADC Round-Robin Time
t SEARCH
t RR
(Note 10)
5
13
65
BIAS
Samples
ms
ANALOG VOLTAGE MONITORING
(V CC = +2.85V to +3.9V, T A = -40°C to +95°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
ADC Resolution
13
Bits
Input/Supply Accuracy
(MON1, MON2, MON3, V CC )
Update Rate for Temperature, MON1,
MON2, MON3, V CC
Input/Supply Offset
(MON1, MON2, MON3, V CC )
MON1, MON2, MON3
Factory
Setting
V CC
ACC
t FRAME:1
V OS
At factory setting
(Note 11)
Full scales are user programmable
0.25
52
0
2.5
6.5536
0.5
70
5
%FS
ms
LSB
V
_____________________________________________________________________
3
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