ICS8442 Datasheet, PDF (15/15 Pages) Integrated Circuit Systems – 700MHZ, CRYSTAL OSCILLATOR-TO-DIFFERENTIAL LVDS FREQUENCY SYNTHESIZER

Integrated
Circuit
Systems, Inc.
ICS8442
700MHZ, CRYSTAL OSCILLATOR-TO-DIFFERENTIAL
LVDS FREQUENCY SYNTHESIZER
Rev Table
A
T1
B
T4A
B
C
T1
T2
T3B
T7
C
T6
C
T12
REVISION HISTORY SHEET
Page
2
3
5
9
1
3
3
4
5
6
2
6
9
5
14
Description of Change
Corrected labels on the Parallel & Serial Load Operations diagram.
Revised MR pin description.
Power Supply table - changed I_DD to 155mA max. from 130mA max.,
changed I_DDA to 20mA max. from 15mA max.,
and changed I_DDO to 55mA max. from 45mA max.
Added LVDS Driver Termination Section.
General Description & Features - changed VCO min. from 200MHz to 250MHz
and replaced throughout the datasheet in: (Functional Description pg2,
T3C Program. Output Divider Func. Table pg4, and T5 Input Freq Charac. Table
pg6).
- Features - changed min. Output Frequency Range from 25MHz to 31.25MHz.
Pin Descriptions Table - revised XTAL1,XTAL2 pin description.
Pin Characteristics Table - changed C_IN 4pF max. to 4pF typical.
Prog. VCO Freq. Func. Table - deleted 200 and 225 rows, does not apply.
Power Supply DC Characteristics Table - deleted V_DDO & I_DDO rows,
does not apply.
AC Characteristics Table - change F_OUT 25MHz min. to 31.25MHz min.
Revised Parallel & Serial Load Operations diagram.
Crystal Characteristics Table - changed ESR from 70Ω max. to 50Ω max.
Deleted Table 10, Typical Results of Crystal Input Interface Frequency Fine Tuning
Absolute Maximum Ratings - updated Outputs rating.
Ordering Information table - added "Lead-Free" part number.
Date
12/18/02
2/13/03
3/12/03
5/9/03
8/12/03
7/8/04
8442AY
www.icst.com/products/hiperclocks.html
15
REV. C JULY 8, 2004