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| ICS844101I-312 Datasheet, PDF (6/13 Pages) Integrated Circuit Systems – FEMTOCLOCKS™ CRYSTAL-TO-LVDS 312.5MHZ FREQUENCY MARGINING SYNTHESIZER | |||
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Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS844101I-312
FEMTOCLOCKS⢠CRYSTAL-TO-LVDS
312.5MHZ FREQUENCY MARGINING SYNTHESIZER
TABLE 5C. LVCMOS / LVTTL DC CHARACTERISTICS, TA = -40°C TO 85°C
Symbol
VIH
VIL
IIH
IIL
Ît/Îv
Parameter
Input High Voltage
Input Low Voltage
Input
High Current
CLK, SEL,
S_LOAD, S_CLOCK,
S_DATA, MODE
OE
Input
Low Current
CLK, SEL,
S_LOAD, S_CLOCK,
S_DATA, MODE
OE
Input Transistion
Rise/Fall Rate
OE, SEL, S_CLOCK,
S_DATA, S_LOAD,
MODE
Test Conditions
VDD = 3.3V
VDD = 3.3V
VDD = VIN = 3.465
VDD = VIN = 3.465
VDD = 3.465V, VIN = 0V
VDD = 3.465V, VIN = 0V
Minimum
2
-0.3
Typical
Maximum
VCC + 0.3
0.8
Units
V
V
150
µA
5
µA
-5
µA
-150
µA
20
ns/v
TABLE 5D. LVDS DC CHARACTERISTICS, VDD = VDDA = VDDO = 3.3V±5%, TA = -40°C TO 85°C
Symbol Parameter
Test Conditions
Minimum
VOD
Î VOD
VOS
Î
V
OS
Differential Output Voltage
VOD Magnitude Change
Offset Voltage
VOS Magnitude Change
Typical
375
40
1.42
50
Maximum
Units
mV
mV
V
mV
TABLE 5E. LVDS DC CHARACTERISTICS, VDD = VDDA = 3.3V±5%, VDDO = 2.5V±5%, TA = -40°C TO 85°C
Symbol Parameter
Test Conditions
Minimum Typical
VOD
Î VOD
VOS
Î VOS
Differential Output Voltage
VOD Magnitude Change
Offset Voltage
VOS Magnitude Change
365
40
1.37
50
Maximum
Units
mV
mV
V
mV
TABLE 6. 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
25
50
7
100
Units
MHz
Ω
pF
µW
844101AGI-312
www.icst.com/products/hiperclocks.html
6
REV. A NOVEMBER 28, 2005
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