Serial ATA/Fibre Channel Clock Synthesizer

MDS 426 B

5

Revision 091102

www.icst.com

ICS426

Recommended Operation Conditions

DC Electrical Characteristics

Unless stated otherwise, VDD = 3.3V ±5%, Ambient Temperature 0 to +70

°C

AC Electrical Characteristics

Unless stated otherwise, VDD = 3.3V ±5%, Ambient Temperature 0 to +70

° C

Note 1: Measured with 15 pF load.

Parameter

Min.

Typ.

Max.

Units

Ambient Operating Temperature

0

+70

°C

Power Supply Voltage (measured in respect to GND)

+3.13

+3.3

+3.46

V

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Operating Voltage

VDD

3.13

3.3

3.47

V

Supply Current

IDD

No load

22

mA

Input High Voltage

OE, S0, S1

2

V

Input Low Voltage

OE, S0, S1

0.8

V

Output High Voltage

VDD-0.4

V

Output High Voltage

2.4

V

Output Low Voltage

0.4

V

Short Circuit Current

CLK output

±50

mA

On Chip Pull-up Resistor

OE, S0, S1

150

k

Ω

Input Capacitance

OE, S0, S1

5

pF

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input Frequency

Crystal or clock input

25

MHz

Output Clock Duty Cycle

Measured at VDD/2, Note 1

45

50

55

%

Output Rise Time

0.8 to 2.0V, Note 1

1

ns

Output Fall Time

2.0 to 0.8V, Note 1

1

ns

Short Term Jitter

peak to peak, Note 1

±70

ps

Long Term Jitter

Measured over 1000 cycles;

peak to peak, Note 1

170

ps

Phase Noise

106.25M CLK, relative to carrier,

100 Hz offset

-90

dBc/Hz

106.25M CLK, relative to carrier,

1kHz offset

-115

dBc/Hz

106.25M CLK, relative to carrier,

10 kHz offset

-121

dBc/Hz

106.25M CLK, relative to carrier,

100 kHz offset

-116

dBc/Hz