ICS85222-02 Datasheet, PDF (4/12 Pages) Integrated Circuit Systems – 1-TO-2 LVCMOS / LVTTL-TO DIFFERENTIAL HSTL TRANSLATOR

ICS85222-02
1-TO-2, LVCMOS/LVTTL-TO-DIFFERENTIAL HSTL TRANSLATOR
PARAMETER MEASUREMENT INFORMATION
3.3V ± 5%
V_DD
SCOPE
Qx
HSTL
nQx
GND
0V
NOTE: All outputs must be terminated with 50Ω to ground.
3.3V CORE/3.3V OUTPUT LOAD AC TEST CIRCUIT
PART 1
nQx
Qx
PART 2
nQy
Qy
t sk(pp)
PART-TO-PART SKEW
nQx
Qx
nQy
Qy
t sk(o)
OUTPUT SKEW
nQ0, nQ1
Q0, Q1
t _PW
t
PERIOD
odc = ^{t PW} x 100%
t _PERIOD
OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD
IDT^™ / ICS^™ DIFFERENTIAL HSTL TRANSLATOR
CLK
nQ0, nQ1
Q0, Q1
V_DD
2
t_PD
PROPAGATION DELAY
Clock _20%
Outputs
80%
t_R
80%
t_F
V_{SW I N G}
20%
OUTPUT RISE/FALL TIME
4
ICS85222AM-02 REV. B SEPTEMBER 12, 2007