Integrated
Circuit
Systems, Inc.
ICS853014
L
OW
S
KEW
, 1-
TO
-5
2.5V/3.3V D
IFFERENTIAL
-
TO
-LVPECL/ECL F
ANOUT
B
UFFER
F
EATURES
•
5 differential LVPECL/ECL outputs
•
2 selectable differential LVPECL clock inputs
•
PCLKx, nPCLKx pairs can accept the following
differential input levels: LVPECL, LVDS, CML, SSTL
•
Maximum output frequency: > 2GHz
•
Output skew: 13ps (typical)
•
Part-to-part skew: 60ps (typical)
•
Propagation delay: 460ps (typical)
•
LVPECL mode operating voltage supply range:
V
CC
= 2.375V to 3.8V, V
EE
= 0V
•
ECL mode operating voltage supply range:
V
CC
= 0V, V
EE
= -3.8V to -2.375V
•
-40°C to 85°C ambient operating temperature
•
Lead-Free
package
fully RoHS compliant
G
ENERAL
D
ESCRIPTION
The ICS853014 is a low skew, high performance
1-to-5, 2.5V/3.3V Differential-to-LVPECL/ECL
HiPerClockS™
Fanout Buffer and a member of the HiPerClockS™
family of High Performance Clock Solutions
from ICS. The ICS853014 has two selectable
clock inputs.
ICS
Guaranteed output and par t-to-part skew characteristics
make the ICS853014 ideal for those applications
demanding well defined performance and repeatability.
B
LOCK
D
IAGRAM
nEN
D
Q
LE
PCLK0
nPCLK0
PCLK1
nPCLK1
P
IN
A
SSIGNMENT
Q0
nQ0
Q1
nQ1
Q2
nQ2
Q3
nQ3
Q4
nQ4
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
V
CC
nEN
V
CC
nPCLK1
PCLK1
V
BB
nPCLK0
PCLK0
CLK_SEL
V
EE
0
0
1
1
Q0
nQ0
Q1
nQ1
CLK_SEL
Q2
nQ2
V
BB
Q3
nQ3
Q4
nQ4
ICS853014
20-Lead TSSOP
6.5mm x 4.4mm x 0.92mm package body
G Package
Top View
853014BG
www.icst.com/products/hiperclocks.html
1
REV. C MAY 13, 2005