Datacom Systems D56 Especificaciones Pagina 6

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Si5040
6 Rev. 1.3
Table 2. DC Characteristics
(V
DD
= 1.8 V +5%/–10%, T
A
= –40 to 95 °C)
Parameter Symbol Test Condition Min Typ Max Unit
Supply Current I
DD
—— 370mA
Power Dissipation
P
D
V
DD
=1.89V
1
V
DD
=1.8V
1
575
700
mW
Differential Input Voltage Swing
(RXDIN)
(at BER 10
–12
)
V
ID
Figure 1 with
Receive Equal-
izer bypassed
8 1000 mV
PPD
Common Mode Output Voltage
(TXDOUT)
V
OCM
Figure1 1.3–V
OD
/2 V
Differential Output Voltage Swing
(TXDOUT), Differential Peak-to-Peak
OutLevel[2:0] = 111
110
101
100
011
010
001
000
V
OD
Figure 1
R
L
=100
800
700
600
500
400
300
200
100
mV
PPD
LVPECL Input Voltage Swing,
Differential Peak-to-Peak (REFCLK)
2
V
ID
Figure 1 250 2400 mV
PPD
Differential Input Impedance
(TD, REFCLK, RXDIN)
R
IN
100
LVTTL Input Voltage Low V
IL
V
DDIO
=3.3V
3
–0.3 0.8 V
LVTTL Input Voltage High V
IH
V
DDIO
=3.3V
3
2.0 V
DDIO
+ 0.3 V
LVTTL Input Impedance R
IN
10 k
LVTTL Output Voltage Low
(I
OUT
=2mA)
V
OL
V
DDIO
=3.3V
3
—— 0.4 V
LVTTL Output Voltage High
(I
OUT
=2mA)
V
OH
V
DDIO
=3.3V
3
2.4 V
Differential Output Impedance (RD,
TXDOUT)
R
OUT
100
Termination Mismatch (RD) 5 %
Termination Mismatch (TD) 5 %
Notes:
1. TX CMU Mode 0.
2. REFCLK must be ac-coupled. For CMU Mode 1 or TX LTR operation, the minimum input swing should be 650 mV
PPD
.
3. V
DDIO
= 1.8 V, not characterized.
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