ICS843021AGI REVISION A MAY 18, 2011

2

©2011 Integrated Device Technology, Inc.

ICS843021I Data Sheet

FEMTOCLOCK® CRYSTAL-TO-3.3V LVPECL CLOCK GENERATOR

Table 2. Pin Descriptions

Table 3. Pin Characteristics

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, VCC = 3.3V ± 10%, VEE = 0V, TA = -40°C to 85°C

Number

Name

Type

Description

1VCCA

Unused

Analog supply pin.

2VEE

Power

Negative supply pin.

3,

4

XTAL_OUT

XTAL_IN

Input

Crystal oscillator interface. XTAL_IN is the input, XTAL_OUT is the output.

5

nc

Unused

No connect.

6, 7

nQ0, Q0

Output

Differential output pair. LVPECL interface levels.

8VCC

Power

Core supply pin.

Symbol

Parameter

Test Conditions

Minimum

Typical

Maximum

Units

CIN

Input Capacitance

4pF

Item

Rating

Supply Voltage, VCC

4.6V

Inputs, VI

-0.5V to VCC + 0.5V

Outputs, IO

Continuos Current

Surge Current

50mA

100mA

Package Thermal Impedance,

θ

JA

112.4

°C/W (0 mps)

Storage Temperature, TSTG

-65

°C to 150°C

Symbol

Parameter

Test Conditions

Minimum

Typical

Maximum

Units

VCC

Core Supply Voltage

2.97

3.3

3.63

V

VCCA

Analog Supply Voltage

2.97

3.3

3.63

V

IEE

Power Supply Current

85

mA