ICS843002I-41 Datasheet, PDF (6/21 Pages) Integrated Circuit Systems – 700MHz, FEMTOCLOCKS-TM VCXO BASED SONET/SDH JITTER ATTENUATOR

Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS843002I-41
700MHZ, FEMTOCLOCKS™ VCXO BASED
SONET/SDH JITTER ATTENUATOR
TABLE 4C. DIFFERENTIAL DC CHARACTERISTICS, V_CC = V_CCA = 3.3V±5%, V_{CCO_LVPECL} = 3.3V±5% OR 2.5V±5%,
TA = -40°C TO 85°C
Symbol Parameter
CLK0, CLK1
I_IH
Input High Current
nCLK0, nCLK1
Test Conditions
V_IN = V_CC = 3.465V
Minimum Typical Maximum Units
150
µA
150
µA
CLK0, CLK1
I_IL
Input Low Current
nCLK0, nCLK1
V_IN = 0V, V_CC = 3.465V
V_IN = 0V, V_CC = 3.465V
-5
-150
V_PP
Peak-to-Peak Input Voltage
0.15
V_CMR
Common Mode Input Voltage; NOTE 1, 2
V_EE + 0.5
NOTE 1: Common mode voltage is defined as V_IH.
NOTE 2: For single ended applications, the maximum input voltage for CLKx, nCLKx is V_CC + 0.3V.
µA
µA
1.3
V
V_CC - 0.85 V
TABLE
4D.
LVPECL
DC
CHARACTERISTICS,
V
CC
=
V
CCA
=
3.3V±5%,
V
CCO_LVPECL
=
3.3V±5%
OR
2.5V±5%,
TA
=
-40°C
TO
85°C
Symbol Parameter
Test Conditions
Minimum Typical Maximum Units
V_OH
Output High Voltage; NOTE 1
V_CCO - 1.4
V_CCO - 0.9
V
V_OL
Output Low Voltage; NOTE 1
V_CCO - 2.0
V_CCO - 1.7
V
V_SWING Peak-to-Peak Output Voltage Swing
0.6
1.0
V
NOTE 1: Outputs terminated with 50 Ω to V_{CCO_LVPECL} - 2V. See "Parameter Measurement Information" section,
"Output Load Test Circuit".
TABLE 5. CRYSTAL CHARACTERISTICS
Symbol
f_N
f_T
f_S
C_L
C
O
C_O/C₁
ESR
Parameter
Nominal Frequency
Frequency Tolerance
Frequency Stability
Operating Temperature Range
Load Capacitance
Shunt Capacitance
Pullability Ratio
Equivalent Series Resistance
Drive Level
Mode of Operation
Test Conditions
Minimum Typical Maximum
19.44
±TBD
±TBD
0
70
12
4
220
240
50
1
Fundamental
Units
MHz
ppm
ppm
°C
pF
pF
Ω
mW
843002AKI-41
www.icst.com/products/hiperclocks.html
6
REV. A JUNE 1, 2005