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SI52142 Datasheet, PDF (4/20 Pages) Silicon Laboratories – PCI-EXPRESS GEN 1, GEN 2 & GEN 3 CLOCK TWO OUTPUT GENERATOR WITH 25 MHZ REFERENCE CLOCK | |||
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Si52142
1. Electrical Specifications
Table 1. DC Electrical Specifications
Parameter
3.3 V Operating Voltage
Symbol
VDD core
Test Condition
3.3 ± 5%
Min Typ
3.135 3.3
Max Unit
3.465
V
3.3 V Input High Voltage
3.3 V Input Low Voltage
VIH
Control input pins
2.0
â VDD + 0.3 V
VIL
Control input pins
VSS â
â
0.8
V
0.3
Input High Voltage
VIHI2C
SDATA, SCLK
2.2
â
Input Low Voltage
VILI2C
SDATA, SCLK
â
â
Input High Leakage Current
IIH
Except internal pull-down
â
â
resistors, 0 < VIN < VDD
Input Low Leakage Current
IIL
Except internal pull-up resis- â5
â
tors, 0 < VIN < VDD
3.3 V Output High Voltage (SE)
VOH
IOH = â1 mA
2.4
â
3.3 V Output Low Voltage (SE)
VOL
IOL = 1 mA
â
â
High-impedance Output Current
IOZ
â10
â
Input Pin Capacitance
CIN
1.5
â
Output Pin Capacitance
COUT
â
Pin Inductance
LIN
â
â
Dynamic Supply Current
IDD_3.3V All outputs enabled. Differ-
â
â
ential clocks with 5â traces
and 2 pF load.
â
V
1.0
V
5
ïA
â
ïA
â
V
0.4
V
10
µA
5
pF
6
pF
7
nH
40
mA
4
Preliminary 0.1
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