ICS554-01DPK datasheet(4/7 Pages) ICST

4 / 7 page

Clock Divider

MDS 544M-01 A

Revision 041505

Integrated Circuit Systems, Inc.

● 525 Race Street, San Jose, CA 95126 ● tel (408) 297-1201 ● www.icst.com

ICS544-01

PRELIM INAR Y INFO RMA T ION

DC Electrical Characteristics

Unless stated otherwise, VDD = 2.25 V to 3.6 V, CL=15 pf±5%, Ambient Temperature -40°C to +70°C

AC Electrical Characteristics

Unless stated otherwise, VDD = 2.25 V to 3.6 V±5%, CL=15 pf±5%, Ambient Temperature -40°C to +70°C

Thermal Characteristics

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Operating Voltage

VDD

2.25

3.6

Input High Voltage

VIH

S0, S1, OE, ICLK

0.7VDD

Input Low Voltage

VIL

S0, S1, OE, ICLK

0.3VDD

Output High Voltage

VOH

IOH = -2 mA

VDD-0.4

VDD-0.15

Output Low Voltage

VOL

IOL = 2 mA

0.15

0.4

Operating Supply Current

IDD

VDD =2.25 V - 2.75 V

0.3

0.6

Operating Supply Current

IDD

VDD= 2.75 V - 3.6 V

0.5

Standby Current

ISB

OE=0

Short Circuit Current

IOS

±40

Input Capacitance

CIN

S0, S1, OE

Nominal Output Impedance

at VDD/2

Ω

Internal Pull-up Resistor

Rpup

TBD

Ω

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input Frequency, clock input

VDD = 3.3 V

156

MHz

Output Rise Time

tOR

0.1VDD to 0.9VDD

0.2

Output Fall Time

tOF

0.9VDD to 0.1VDD

0.2

Duty Cycle

at VDD/2

49 to 51

Output Enable Delay Time

tOE

OE going high to CLK

output valid

2us

Output Disable Delay Time

tOD

OE going low to CLK

output invalid

2us

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Thermal Resistance Junction to

Ambient

Still air

150

°C/W

1 m/s air flow

140

°C/W

3 m/s air flow

120

°C/W

Thermal Resistance Junction to Case

°C/W

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