Datasheet

17Maxim Integrated
SFP Controller for Dual Rx Interface
DS1877
Figure 5. Crossover Enabled
Figure 6. Crossover Disabled
Figure 7. Low-Voltage Operation
CROSSOVER POINT
RSSI RESULT
IDEAL RESPONSE
RSSI_ INPUT
RSSI RESULT
FINE FULL-SCALE RESPONSE
COARSE FULL-SCALE RESPONSE
FINE RIGHT-SHIFT = 3
RSSI_ INPUT
FINE COARSE
HYSTERESIS
V
POA
V
POD
V
CC
SEE RECALLED VALUE RECALLED VALUE
PRECHARGED
TO 0
PRECHARGED
TO 0
PRECHARGED TO 0
SEE RECALL
SEE RECALL