3.2 mm x 2.5 mm Ceramic Low Noise SMD VCXO

I643 Series

LVCMOS/LVPECL/LVDS

ILSI America Phone 775-851-8880 ● Fax 775-851-8882 ●email: e-mail@ilsiamerica.com ●

www.ilsiamerica.com

Specifications subject to change without notice

Rev: 03/10/15_A

Page 1 of 3

Product Features

Applications

3.20±0.10

2.50±0.10

1.00±0.15

2.30

.70

5

64

2

1

3

.60

TYP

1.60

1.30

TYP

1.80

.90

.90

.80

PIN 1

PIN 3

Voltage Control

Ground

PIN CONNECTIONS

PIN 2

Enable/Disable

or N/C

Output

PIN 4

PIN 5

Comp. Output

or N/C

Voltage Supply

PIN 6

Suggested Land Pattern

Dimension Units: mm

Marking

Small Surface Mount Package

xDSL

Ethernet/LAN/WAN

Fast Sample Delivery

Broadcast Video

Optical modules

Fast Sample Delivery

Wireless Base Stations

Clock and data recovery

Pb Free/ RoHS Compliant

Sonet /SDH

FPGA/ASIC

Leadfree Processing

WiMAX/WLAN

Backplanes

Server and Storage

GPON

Frequency

LVCMOS

LVPECL

LVDS

10.000MHz to 250.000MHz

10.000MHz to 1500.000MHz

10.000MHz to 1500.000MHz

Output Level

LVCMOS

LVPECL

LVDS

Logic “0” = 10% of Vcc max., Logic “1” = 90% of Vcc min.

Logic “0”= Vcc-1.62V max., Logic “1” = 1.02 V min

VOD = (Diff. Output) 350mV Typ.

Duty Cycle

LVCMOS

LVPECL

LVDS

50% ±5% @ 50% of Vcc

50% ±5% @ 50%*

50% ±5% @ 50%*

Rise / Fall Time

LVCMOS

LVPECL

LVDS

2.0 ns max. (10% to 90%)*

0.8 ns max. (20% to 80%)*

0.8 ns max. (20% to 80%)*

Output Load

LVCMOS

LVPECL

LVDS

15pF

50

 to Vcc - 2.0 VDC

RL=100

/CL= 5pF

Frequency Stability

See Table Below

Supply Voltage (Vcc)

+3.30 VDC ± 5%, +2.50 VDC ± 5%

Aging

±3.0 ppm max per year

Current

HCMOS = 45 mA max

LVPECL = 90 mA max

LVDS = 35 mA max

Linearity

10% max.

Pullability

See Table Below

Control Voltage

1.65 VDC ± 1.65 VDC @ 3.3V

1.25 VDC ± 1.25 VDC @ 2.5V

Input Impedance

50K

 min.

Phase Jitter(RMS)

At 12kHz to 20MHz

0.5 ps typical (12kHz to 20MHz)

Operating Temp. Range

See Table Below

Storage Temp. Range

Part Number Guide

Sample Part Number:

I643–31AB9H2–155.520

Package

Input

Voltage

Operating

Temperature

Stability

(in ppm)

Pullabilty

Output

Enable / Disable

(Pin 2)

Complimentary

Ouput (Pin 5) **

Frequency

I643

3 = 3.3V

1 = 0

 C to +70 C

F =

20

B =

 50

3 = LVCMOS

H = Enable

1 = N.C.

-155.520 MHz

6 = 2.5V

2 = -40

 C to +85 C

A =

25

C =

100

8 = LVDS

O = N/C

2 = Output

3 = -20

 C to +70

B =

50

9 = LVPECL