ICS844256DGI REVISION A AUGUST5, 2010

4

©2010 Integrated Device Technology, Inc.

ICS844256DI Data Sheet

FEMTOCLOCK® CRYSTAL-TO-LVDS FREQUENCY SYNTHESIZER W/INTEGRATED FANOUT BUFFER

Absolute Maximum Ratings

NOTE: Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device.

These ratings are stress specifications only. Functional operation of product at these conditions or any conditions beyond

those listed in the DC Characteristics or AC Characteristics is not implied. Exposure to absolute maximum rating conditions for

extended periods may affect product reliability.

DC Electrical Characteristics

Table 4A. Power Supply DC Characteristics, VDD = VDDO = 3.3V ± 5%, TA = -40°C to 85°C

Table 4B. Power Supply DC Characteristics, VDD = 3.3V ± 5%, VDDO = 2.5V ± 5%, TA = -40°C to 85°C

Item

Rating

Supply Voltage, VDD

4.6V

Inputs, VI

XTAL_IN

Other Inputs

0V to VDD

-0.5V to VDD + 0.5V

Outputs, IO

Continuous Current

Surge Current

10mA

15mA

Package Thermal Impedance,

θ

JA

32.1

°C/W (0 mps)

Storage Temperature, TSTG

-65

°C to 150°C

Symbol

Parameter

Test Conditions

Minimum

Typical

Maximum

Units

VDD

Positive Supply Voltage

3.135

3.3

3.465

V

VDDA

Analog Supply Voltage

VDD – 0.11

3.3

VDD

V

VDDO

Output Supply Voltage

3.135

3.3

3.465

V

IDD

Power Supply Current

172

mA

IDDA

Analog Supply Current

11

mA

IDDO

Output Supply Current

72

mA

Symbol

Parameter

Test Conditions

Minimum

Typical

Maximum

Units

VDD

Positive Supply Voltage

3.135

3.3

3.465

V

VDDA

Analog Supply Voltage

VDD – 0.11

3.3

VDD

V

VDDO

Output Supply Voltage

2.375

2.5

2.625

V

IDD

Power Supply Current

172

mA

IDDA

Analog Supply Current

11

mA

IDDO

Output Supply Current

70

mA