參數(shù)資料
型號: ICS87339AM-01
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 時鐘及定時
英文描述: 87339 SERIES, LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
封裝: 7.50 X 12.80 MM, 2.25 MM HEIGHT, MS-013, SOIC-20
文件頁數(shù): 1/14頁
文件大?。?/td> 169K
代理商: ICS87339AM-01
87339AM-01
www.icst.com/products/hiperclocks.html
REV. A NOVEMBER 23, 2005
1
Integrated
Circuit
Systems, Inc.
ICS87339-01
LOW SKEW,
÷2/4,÷4/6,
DIFFERENTIAL-TO-3.3V LVPECL / ECL CLOCK GENERATOR
GENERAL DESCRIPTION
The ICS87339-01 is a low skew, high perfor-
mance Differential-to-3.3V LVPECL / ECL Clock
Generator/Divider and a member of the
HiPerClockSfamily of High Performance Clock
Solutions from ICS. The ICS87339-01 has one
differential clock input pair. The CLK, nCLK pair can accept
most standard differential input levels. The clock enable is
internally synchronized to eliminate runt pulses on the
outputs during asynchronous assertion/deassertion of the
clock enable pin.
Guaranteed output and part-to-part skew characteristics
make the ICS87339-01 ideal for clock distribution applications
demanding well defined performance and repeatability.
FEATURES
Two divide by 2/4 differential 3.3V LVPECL outputs;
two divide by 4/6 differential 3.3V LVPECL outputs
One differential CLK, nCLK input pair
CLK, nCLK pair can accept the following differential
input levels: LVDS, LVPECL, LVHSTL, SSTL, HCSL
Maximum input frequency: 1GHz
Translates any single ended input signal (LVCMOS, LVTTL,
GTL) to LVPECL levels with resistor bias on nCLK input
Output skew: 35ps (maximum)
Part-to-part skew: 385ps (maximum)
Bank skew: Bank A - 30ps (maximum)
Bank B - 25ps (maximum)
Propagation delay: 2.1ns (maximum)
LVPECL mode operating voltage supply range:
V
CC = 3V to 3.6V, VEE = 0V
ECL mode operating voltage supply range:
V
CC = 0V, VEE = -3.6V to -3V
0°C to 70°C ambient operating temperature
Industrial temperature information available upon request
Available in both standard and lead-free RoHS compliant
packages
BLOCK DIAGRAM
PIN ASSIGNMENT
ICS87339-01
20-Lead SOIC, M Package
7.5mm x 12.8mm x 2.25
package body
Top View
HiPerClockS
ICS
QA0
nQA0
QA1
nQA1
D
Q
LE
DIV_SELA
nCLK_EN
CLK
nCLK
MR
DIV_SELB
QB0
nQB0
QB1
nQB1
÷2, ÷4
R
÷4, ÷6
VCC
nCLK_EN
DIV_SELB
CLK
nCLK
RESERVED
MR
VCC
nc
DIV_SELA
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
VCC
QA0
nQA0
QA1
nQA1
QB0
nQB0
QB1
nQB1
VEE
相關(guān)PDF資料
PDF描述
ICS87339AM-11LF LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
ICS87339AM-11LFT LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
ICS87339AG-11T LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
ICS87339AG-11 LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
ICS87339AM-11LFT LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
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