ICS854S204I Datasheet, PDF (6/19 Pages) Integrated Device Technology – LOW SKEW, DUAL, PROGRAMMABLE 1-TO-2 DIFFERENTIALTO-LVDS, LVPECL FANOUT BUFFER

ICS854S204I
LOW SKEW, DUAL, 1-TO-2 DIFFERENTIAL-TO-LVDS, LVPECL FANOUT BUFFER
TABLE
5C.
LVPECL
AC
CHARACTERISTICS,
V
DD
=
3.3V
±
5%,
TA
=
-40°C
TO
85°C
Symbol Parameter
Test Conditions
Minimum Typical Maximum
f_MAX
Output Frequency
3
t_PD
Propagation Delay; NOTE 1
500
tsk(o) Output Skew; NOTE 2, 4
15
tsk(b) Bank Skew; NOTE 3, 4
15
tjit
Buffer Additive Phase Jitter, RMS;
refer to Additive Phase Jitter Section
100MHz, Integration Range:
12kHz – 20MHz
0.12
t_R / t_F
odc
Output Rise/Fall Time
Output Duty Cycle
20% to 80%
100
200
49
51
All parameters measured at 550MHz unless noted otherwise.
NOTE 1: Measured from the differential input crossing point to the differential output crossing point.
NOTE 2: Defined as skew between outputs at the same supply voltage and with equal load conditions.
Measured from the output differential cross points.
NOTE 3: Defined as skew within a bank of outputs at the same supply voltage and with equal load conditions.
NOTE 4: This parameter is defined in accordance with JEDEC Standard 65.
Units
GHz
ps
ps
ps
ps
ps
%
TABLE
5D.
LVPECL
AC
CHARACTERISTICS,
V
DD
=
V
TAP
=
2.5V
±
5%,
TA
=
-40°C
TO
85°C
Symbol Parameter
Test Conditions
Minimum Typical Maximum
f_MAX
Output Frequency
3
t_PD
Propagation Delay; NOTE 1
500
tsk(o) Output Skew; NOTE 2, 4
15
tsk(b) Bank Skew; NOTE 3, 4
15
tjit
Buffer Additive Phase Jitter, RMS;
refer to Additive Phase Jitter Section
100MHz, Integration Range:
12kHz – 20MHz
0.07
t /t
RF
odc
Output Rise/Fall Time
Output Duty Cycle
20% to 80%
100
200
49
51
All parameters measured at 550MHz unless noted otherwise.
NOTE 1: Measured from the differential input crossing point to the differential output crossing point.
NOTE 2: Defined as skew between outputs at the same supply voltage and with equal load conditions.
Measured from the output differential cross points.
NOTE 3: Defined as skew within a bank of outputs at the same supply voltage and with equal load conditions.
NOTE 4: This parameter is defined in accordance with JEDEC Standard 65.
Units
GHz
ps
ps
ps
ps
ps
%
IDT^™ / ICS^™ LVDS, LVPECL FANOUT BUFFER
6
ICS854S204BGI REV. A JUNE 4, 2008