XRT91L80 View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XRT91L80' PDF : 45 Pages View PDF
xr
REV. P1.1.0
PRELIMINARY
XRT91L80
2.488/2.666 GBPS STS-48/STM-16 SONET/SDH TRANSCEIVER
POWER AND CURRENT DC ELECTRICAL CHARACTERISTICS
SYMBOL
TYPE
PARAMETER
MIN TYP MAX UNITS CONDITIONS
AVDD3.3_TX
Analog Transmit I/O Power Supply Voltage
(AVDD3.3_TX)
3.135 3.3 3.465 V
AVDD3.3_RX
Analog Receive I/O Power Supply Voltage
(AVDD3.3_RX)
3.135 3.3 3.465 V
IDD_1.8
IDD_IO
PLVDS
1.8V Total Power Supply Current
3.3V Total Power Supply Current
Total Power Dissipation
262
mA
5
mA
490 650 mW LVDS Mode
COMMON MODE LOGIC SIGNAL DC ELECTRICAL CHARACTERISTICS
Test Condition: VDD1.8 = 1.8V + 5%, VDD_IO = 3.3V + 5% unless otherwise specified
SYMBOL
TYPE
PARAMETER
MIN
TYP
MAX
VODIFF
CML Output Differential Voltage
800
1200
VIDIFF
CML Input Differential Voltage
200
1000
VISINGLE CML Input Single-Ended Voltage
100
600
Swing
VIBIAS
CML Input Bias Range
1.0
1.4
(AC Coupled)
RDIFF
CML Input Differential Resistance
75
125
UNITS
mV
mV
mV
V
Ω
CONDITIONS
Differential
Mode.
Differential
Mode.
Differential
Mode.
Differential
Mode.
LVPECL LOGIC SIGNAL DC ELECTRICAL CHARACTERISTICS
Test Condition: VDD1.8 = 1.8V + 5%, VDD_IO = 3.3V + 5% unless otherwise specified
SYMBOL
TYPE
PARAMETER
MIN
TYP
MAX
UNITS
VIH
LVPECL Input High Voltage
VDD_IO - 1.2
VDD_IO - 0.7 V
VIL
LVPECL Input Low Voltage
VDD_IO - 2.0
VDD_IO - 1.4 V
VIDIFF LVPECL Input Differential Voltage
0.4
2.4
V
VISINGLE LVPECL Input Single-Ended Voltage
0.2
Swing
1.2
V
CONDITIONS
Differential
Differential
Differential
Mode.
Differential
Mode.
39
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