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| ICS844256 Datasheet, PDF (5/13 Pages) Integrated Circuit Systems – FEMTOCLOCKS™ CRYSTAL-TO-LVDS FREQUENCY SYNTHESIZER W/INTEGRATED FANOUT BUFFER | |||
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Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS844256
FEMTOCLOCKS⢠CRYSTAL-TO-LVDS
FREQUENCY SYNTHESIZER W/INTEGRATED FANOUT BUFFER
TABLE
4D.
LVDS
DC
CHARACTERISTICS,
V
DD
=
V
DDA
=
V
DDO
=
3.3V±5%
TA
=
0°C
TO
70°C
Symbol Parameter
Test Conditions
Minimum
VOD
Differential Output Voltage
Î VOD
VOD Magnitude Change
VOS
Offset Voltage
Î VOS
VOS Magnitude Change
NOTE: Please refer to Parameter Measurement Information for output information.
Typical
350
40
1.25
50
Maximum
Units
mV
mV
V
mV
TABLE 4E. LVDS DC CHARACTERISTICS, VDD = VDDA = 3.3V±5%, VDDO = 2.5V±5%, TA = 0°C TO 70°C
Symbol Parameter
Test Conditions
Minimum Typical
VOD
Î VOD
VOS
Î VOS
Differential Output Voltage
VOD Magnitude Change
Offset Voltage
VOS Magnitude Change
TBD
TBD
TBD
TBD
Maximum
Units
mV
mV
V
mV
TABLE 5. CRYSTAL CHARACTERISTICS
Parameter
Test Conditions
Mode of Oscillation
Frequency
Equivalent Series Resistance (ESR)
Shunt Capacitance
Drive Level
NOTE: Characterized using an 18pF parallel resonant crystal.
Minimum Typical Maximum
Fundamental
15.625
25.5
50
7
1
Units
MHz
Ω
pF
mW
844256AM
www.icst.com/products/hiperclocks.html
5
REV. A NOVEMBER 29, 2005
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