
ICS843156AKI REVISION B NOVEMBER 28, 2012
4
2012 Integrated Device Technology, Inc.
ICS843156I Data Sheet
CRYSTAL-TO-LVPECL CLOCK SYNTHESIZER
Table 4D. LVCMOS/LVTTL DC Characteristics, TA = -40°C to 85°C
Table 4E. LVPECL DC Characteristics, VCC = VCCO = 3.3V ± 5%, VEE = 0V, TA = -40°C to 85°C
Table 4F. LVPECL DC Characteristics, VCC = 3.3V ± 5% or 2.5V ± 5%, VCCO = 2.5V ± 5%,VEE = 0V, TA = -40°C to 85°C
Table 5. Crystal Characteristics
Symbol
Parameter
Test Conditions
Minimum
Typical
Maximum
Units
VIH
Input High Voltage
VCC = 3.3V
2
VCC + 0.3
V
VCC = 2.5V
1.7
VCC + 0.3
V
VIL
Input Low Voltage
VCC = 3.3V
-0.3
0.8
V
VCC = 2.5V
-0.3
0.7
V
IIH
Input High Current
BYPASS,
TEST_CLK
VCC = VIN = 3.465V or 2.625V
150
A
IIL
Input Low Current
BYPASS,
TEST_CLK
VCC = 3.465V or 2.625V, VIN = 0V
-5
A
Symbol
Parameter
Test Conditions
Minimum
Typical
Maximum
Units
VOH
Output High Voltage
VCCO - 1.4
VCCO - 0.9
V
VOL
Output Low Voltage
VCCO - 2.0
VCCO - 1.7
V
VSWING
Peak-to-Peak Output
Voltage Swing
0.6
1.0
V
Symbol
Parameter
Test Conditions
Minimum
Typical
Maximum
Units
VOH
Output High Voltage
VCC – 1.4
VCC – 0.9
V
VOL
Output Low Voltage
VCC – 2.0
VCC – 1.5
V
VSWING
Peak-to-Peak Output
Voltage Swing
0.4
1.0
V
Parameter
Test Conditions
Minimum
Typical
Maximum
Units
Mode of Oscillation
Fundamental
Frequency
25
MHz
Equivalent Series Resistance (ESR)
50
Shunt Capacitance
7pF