ICS601-25
LOW PHASE NOISE 1 TO 5 CLOCK MULTIPLIER CLOCK MULTIPLIER
IDT™ / ICS™
LOW PHASE NOISE 1 TO 5 CLOCK MULTIPLIER 4
ICS601-25 REV E 051310
DC Electrical Characteristics (continued)
AC Electrical Characteristics
VDD = 3.3V ±10%, Ambient Temperature -40 to +85° C
Note 1: Measured with 15 pF load
Parameter Symbol Conditions Min. Typ. Max. Units
Input High Voltage V
IH
2VDDV
Input Low Voltage V
IL
0.8 V
Output High Voltage, CMOS
level
V
OH
I
OH
= -4 mA VDD-0.4 V
Output High Voltage V
OH
I
OL
= -12 mA 2.4 V
Output Low Voltage V
OL
I
OL
= 12 mA 0.4 V
Operating Supply Current IDD No load, 125 MHz 45 60 mA
Short Circuit Current I
OS
Each output ± 40 ± 60 mA
Input Capacitance Select pins 5 pF
Output Impedance Z
OUT
20 Ω
On Chip Pull-up Resistor R
PU
S2, S1, S0, PD
pins
510 kΩ
On Chip Pull-down Resistor R
PD
S3 pin 240 kΩ
Parameter Symbol Conditions Min. Typ. Max. Units
Input Frequency 10 27 MHz
Output Frequency At 3.3V 156 MHz
Output Rise Time t
OR
0.8 to 2.0 V, Note 1 1.5 ns
Output Fall Time t
OF
0.8 to 2.0 V, Note 1 1.5 ns
Output Clock Duty Cycle At VDD/2, Note 1 45 50 55 %
Maximum Absolute jitter, short
term, 125 MHz
Note 1 ±50 ±75 ps
Maximum jitter, one sigma, 125
MHz (x5)
Note 1 18 25 ps
Phase Noise, relative to carrier,
125 MHz (x5)
100 Hz offset -90 -95 dBc/Hz
Phase Noise, relative to carrier,
125 MHz (x5)
1 kHz -115 -120 dBc/Hz
Phase Noise, relative to carrier,
125 MHz (x5)
10 kHz offset -118 -123 dBc/Hz
Phase Noise, relative to carrier,
125 MHz (x5)
100 kHz offset -115 -120 dBc/Hz
Output to Output Skew 25M in, 125M out,
Note 1
250 ps
