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| ICS848004I Datasheet, PDF (4/11 Pages) Integrated Circuit Systems – FEMTOCLOCKS™ CRYSTAL-TO-SSTL_2 FREQUENCY SYNTHESIZER | |||
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Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS848004I
FEMTOCLOCKS⢠CRYSTAL-TO-
SSTL_2 FREQUENCY SYNTHESIZER
TABLE 3D. LVCMOS / LVTTL DC CHARACTERISTICS, TA = -40°C TO 85°C
Symbol Parameter
V
Input High Voltage
IH
VIL
Input Low Voltage
IIH
Input
High Current
TEST_CLK, MR,
F_SEL0, F_SEL1,
nPLL_SEL, nXTAL_SEL,
IIL
Input
Low Current
TEST_CLK, MR,
F_SEL0, F_SEL1,
nPLL_SEL, nXTAL_SEL,
Test Conditions
VDD = 3.3V
VDD = 2.5V
VDD = 3.3V
VDD = 2.5V
VDD = VIN = 3.6 or 2.7V
VDD = 3.6V or 2.7V,
VIN = 0V
Minimum
2
1.7
-0.3
-0.3
Typical
Maximum
VDD + 0.3
VDD + 0.3
0.8
0.7
Units
V
V
V
V
150
µA
-150
µA
TABLE 3E. DIFFERENTIAL DC CHARACTERISTICS, VDD = VDDA = VDDO = 3.3V±10%, TA = -40°C TO 85°C
Symbol Parameter
Test Conditions
Minimum Typical Maximum Units
VOD
Output Differential Voltage
0.7
V
VPP
Peak-to-Peak Input Voltage; NOTE 1
0.15
1.3
V
VCMR
Common Mode Input Voltage; NOTE 1
0.5
VDDO - 0.85 V
VOH
Output High Voltage; NOTE 2
>2.1
V
VOL
Output Low Voltage; NOTE 2
<0.9
V
NOTE 1: VCMR, VPP defined for driving TEST_CLK input with differential levels other than SSTL_2.
NOTE 2: Outputs terminated with 50Ω to ground.
TABLE 3F. DIFFERENTIAL DC CHARACTERISTICS, VDD = VDDA = 3.3V±10% OR 2.5V±10%, VDDO = 2.5V±10%, TA = -40°C TO 85°C
Symbol Parameter
Test Conditions
Minimum Typical Maximum Units
VOD
Output Differential Voltage
0.7
V
VPP
Peak-to-Peak Input Voltage; NOTE 1
0.15
1.3
V
V
CMR
Common Mode Input Voltage; NOTE 1
0.5
V - 0.85 V
DDO
VOH
Output High Voltage; NOTE 2
>1.77
V
VOL
Output Low Voltage; NOTE 2
<0.73
V
NOTE 1: VCMR, VPP defined for driving TEST_CLK input with differential levels other than SSTL_2.
NOTE 2: Outputs terminated with 50Ω to ground.
TABLE
3G.
DIFFERENTIAL
DC
CHARACTERISTICS,
V =V =
DD
DDA
3.3V±10%
OR
2.5V±10%, V
DDO
=
1.8V±5%, TA
=
-40°C TO
85°C
Symbol Parameter
Test Conditions
Minimum Typical Maximum Units
VOD
Output Differential Voltage
0.7
V
VPP
Peak-to-Peak Input Voltage; NOTE 1
0.15
1.3
V
VCMR
Common Mode Input Voltage; NOTE 1
0.5
VDDO - 0.85 V
VOH
Output High Voltage; NOTE 2
>1.19
V
VOL
Output Low Voltage; NOTE 2
<0.615
V
NOTE 1: VCMR, VPP defined for driving TEST_CLK input with differential levels other than SSTL_2.
NOTE 2: Outputs terminated with 50Ω to ground.
848004AGI
www.icst.com/products/hiperclocks.html
REV. A AUGUST 18, 2005
4
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