Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS853011C
LOW SKEW, 1-TO-2
DIFFERENTIAL-TO-2.5V/3.3V LVPECL/ECL FANOUT BUFFER
PARAMETER MEASUREMENT INFORMATION
2V
VCC
LVPECL
VEE
-1.8V to -0.375V
SCOPE
Qx
nQx
VCC
nPCLK
V
PP
PCLK
VEE
Cross Points
V
CMR
OUTPUT LOAD AC TEST CIRCUIT
DIFFERENTIAL INPUT LEVEL
nQx
PART 1
Qx
nQy
PART 2
Qy
t sk(pp)
PART-TO-PART SKEW
nQx
Qx
nQy
Qy
t sk(o)
OUTPUT SKEW
Clock
20%
Outputs
80%
tR
OUTPUT RISE/FALL TIME
80%
tF
nPCLK
VSW I N G
20%
PCLK
nQ0, nQ1
Q0, Q1
tPD
PROPAGATION DELAY
nQ0, nQ1
Q0, Q1
Pulse Width
t
PERIOD
odc = t PW
t PERIOD
OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD
853011CM
www.icst.com/products/hiperclocks.html
5
REV. A MARCH 19, 2004