Spread Spectrum Clock Synthesizer

MDS 650-41 F

6

Revision 082305

Integrated Circuit Systems, Inc.

ICS650-41

DC Electrical Characteristics

Unless stated otherwise, VDD = 3.3 V ±5%, VDDO = 2.5 V ±5% , Ambient Temperature 0 to +85

°C

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Operating Supply Current

IDD

no load

27

mA

PDTS = 0, no load

40

uA

IDDO

no load

4

mA

PDTS = 0, no load

1

uA

Input High Voltage

FS3:0, PDTS, SS_EN

2

V

Input Low Voltage

FS3:0, PDTS, SS_EN

0.8

V

Input High Voltage

X1/CLKIN

0.7 x

VDD

V

Input Low Voltage

X1/CLKIN

0.3 x

VDD

V

Output High Voltage

1.8

V

Output Low Voltage

0.6

V

Short Circuit Current

±50

mA

Nominal Output

Impedance

20

Ω

Internal Pull-up Resistor

FS3:0, PDTS, SS_EN

360

k

Ω

Input Leakage Current

FS3:0, PDTS, SS_EN,

VIN=VDD

1uA

Internal Pull-down

Resistor

CLK outputs

900

k

Ω

Input Capacitance

Inputs

4

pF