Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS853011C
LOW SKEW, 1-TO-2
DIFFERENTIAL-TO-2.5V/3.3V LVPECL/ECL FANOUT BUFFER
TABLE 1. PIN DESCRIPTIONS
Number
Name
Type
Description
1, 2
Q0, nQ0
Output
Differential output pair. LVPECL interface levels.
3, 4
Q1, nQ1
Output
Differential output pair. LVPECL interface levels.
5
V
Power
EE
Negative supply pin.
6
nPCLK
Input
Pullup/
Pulldown
Clock input. LVPECL interface levels.
7
PCLK
Input Pulldown Clock input. Default LOW when left floating. LVPECL interface levels.
8
VCC
Power
Positive supply pin.
NOTE: Pullup and Pulldown refer to internal input resistors. See Table 2, Pin Characteristics, for typical values.
TABLE 2. PIN CHARACTERISTICS
Symbol
RPULLDOWN
RPULLUP
Parameter
Input Pulldown Resistor
Input Pullup Resistor
Test Conditions
Minimum
Typical
75
37
Maximum
Units
KΩ
KΩ
853011CM
www.icst.com/products/hiperclocks.html
2
REV. A MARCH 19, 2004