Integrated
Circuit
Systems, Inc.
ICS8501
LOW SKEW, 1-TO-16 DIFFERENTIAL CURRENT MODE
FANOUT BUFFER
PARAMETER MEASUREMENT INFORMATION
3.3V±5%
VDD
HCSL
GND
0V
SCOPE
Qx
VDD
nCLK
V
PP
CLK
GND
Cross Points
V
CMR
3.3V HCSL OUTPUT LOAD AC TEST CIRCUIT
DIFFERENTIAL INPUT LEVEL
nQx
Qx
nQy
Qy
t sk(o)
PART 1
nQx
Qx
PART 2
nQy
Qy
t sk(pp)
OUTPUT SKEW
Clock
20%
Outputs
80%
tR
PART-TO-PART SKEW
80%
tF
VSW I N G
20%
nQ0:nQ15
Q0:Q15
Pulse Width
t PERIOD
HCSL OUTPUT RISE/FALL TIME
8501BY
OUTPUT PULSE WIDTH/PERIOD
www.icst.com/products/hiperclocks.html
5
REV. B OCTOBER 3, 2003