ICS85411 Datasheet, PDF (6/13 Pages) Integrated Circuit Systems – Low Skew, 1-TO-2 DIFFERENTIAL-TO-LVDS FANOUT BUFFER

Integrated
Circuit
Systems, Inc.
ICS85411
LOW SKEW, 1-TO-2
DIFFERENTIAL-TO-LVDS FANOUT BUFFER
PARAMETER MEASUREMENT INFORMATION
3.3V
3.3V±5%
Power Supply
+ ^{Float GND} -
LVDS
3.3V OUTPUT LOAD AC TEST CIRCUIT
V_DD
SCOPE
Qx
nQx
nCLK
V
PP
CLK
GND
Cross Points
DIFFERENTIAL INPUT LEVEL
V
CMR
nQx
PART 1
Qx
nQy
PART 2
Qy
t sk(pp)
PART-TO-PART SKEW
nQx
Qx
nQy
Qy
t sk(o)
OUTPUT SKEW
nCLK
CLK
nQ0, nQ1
Q0, Q1
t_PD
Clock _20%
Outputs
80%
t_R
80%
t_F
V_OD
20%
PROPAGATION DELAY
nQ0, nQ1
OUTPUT RISE/FALL TIME
V_DD
Q0, Q1
Pulse Width
t
PERIOD
odc = ^{t PW}
t _PERIOD
OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD
DC Input LVDS
out
➤
100
V_OD/∆ V_OD
out
DIFFERENTIAL OUTPUT VOLTAGE SETUP
85411AM
www.icst.com/products/hiperclocks.html
6
REV. B JUNE 16, 2004