Integrated
Circuit
Systems, Inc.
ICS853011
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
VEE
Power
Negative supply pin.
6
nPCLK
Input
Pullup/
Pulldown
Clock input. VCC/2 default when left floating. 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
RVCC/2
Parameter
Input Pulldown Resistor
Pullup/Pulldown Resistors
Test Conditions
Minimum
Typical
75
50
Maximum
Units
kΩ
kΩ
853011BM
www.icst.com/products/hiperclocks.html
2
REV. C JULY 13, 2005