L-ET4148-50C-DB LSI, L-ET4148-50C-DB Datasheet - Page 62
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L-ET4148-50C-DB
Manufacturer Part Number
L-ET4148-50C-DB
Description
Manufacturer
LSI
Datasheet
1.L-ET4148-50C-DB.pdf
(298 pages)
Specifications of L-ET4148-50C-DB
Lead Free Status / RoHS Status
Supplier Unconfirmed
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ET4148-50
Single-Chip 48 x 1 Gbit/s + 2 x 10 Gbits/s Layer 2+ Ethernet Switch
Electrical Specifications
10G—3.125 Gbits/s SerDes Specifications
Table 34. TX Serial Buffer Output Electrical Specification—3.125 Gbits/s SerDes I/O
62
Transmit Differential
Transmit Differential
Transmit Differential
Transmit Differential
Transmit Common-
Transmit Common-
Output Resistance
Transmitter Rise and
Short Circuit Current
Output Return Loss
Voltage Swing
Voltage Swing
mode Voltage
Voltage Swing
Voltage Swing
mode Voltage
Fall Time
Parameter
Symbol Pin Type
t
V
V
V
V
V
V
RO
S
I
ODDC
ODDC
CMAC
CMDC
ODAC
ODAC
OSC
R
11O
, t
O
FO
(continued)
O
O
O
O
O
O
O
O
O
O
Agere Systems - Proprietary
All power settings
All power settings
All power settings
All power settings
direct coupled
direct coupled
V
(min—max),
(min—max),
V
(min—max),
V
(min—max),
V
Conditions
20%—80%
ac coupled
ac coupled
ac coupled
dc coupled
DDOB
DDOB
DDOB
DDOB
(continued)
—
—
—
= 1.5
= 1.2
= 1.2
= 1.5
Typ – 0.15
Typ – 0.15
Min
203
191
221
191
42
60
—
—
[V
OUT
V
V
DDOB
DDOB –
Typ
50
80
20
10
—
—
—
—
(p-p)/4)
Preliminary Data Sheet
/2
Typ + 0.15
Typ + 0.10
Agere Systems Inc.
1134
1208
Max
864
906
100
58
35
—
April 2006
Unit
mV
mV
mV
mV
mV
mA
dB
ps
Ω
V
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