For price, delivery and to place orders: Hittite Microwave Corporation, 2 Elizabeth Drive, Chelmsford, MA 01824
Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
Application Support: Phone: 978-250-3343 or apps@hittite.com
COMPARATORS - SMT
2
HMC675LP3E
v02.0312 10 GHz LATCHED COMPARATOR
WITH RSCML OUTPUT STAGE
Latch Enable Characteristics
Parameter Conditions Min. Typ. Max Units
Latch Enable Input Impedance Each Pin 8KΩ
Latch Enable to Output Delay, tPLOL, tPLOH VOD = 200 mV 85 ps
Latch Enable Minimum Pulse Width, tPL VOD = 200 mV 20 ps
Latch Enable Input Range VOD = 200 mV 1.6 2.4 V
Latch Setup Time, tSVOD = 200 mV 45 ps
Latch Hold Time, tH-42 ps
DC Output Characteristics, with 50 Ω to GND
Parameter Conditions Min. Typ. Max Units
Output Voltage High Level, Voh -10 0mV
Output Voltage Low Level, Vol -420 -400 -380 mV
Output Voltage Differential Swing 410 400 380 mV
AC Performance
Parameter Conditions Min. Typ. Max Units
Propagation Delay - tPD, tPDL, tPDH VOD = 500 mV 70 100 130 ps
Propagation Delay, Temperature Coefficient 0.45 ps / °C
Propagation Delay Skew
(Rising to Falling Transition) VOD - 500 mV 10 ps
VOD Dispersion 50 mV < VOD < 1 V 10 ps
tPD vs. Common Mode Dispersion,
-1.75 V <Vcm <1.75 V VOD = 500 mV 3 ps
Noise (RTI) 3.2 nV/√(Hz) RTI
Equivalent Input Bandwidth [1] 8.5 10 10.5 GHz
Deterministic Jitter (pp) Deterministic Jitter at 10 Gbps
with ±100 mV Overdrive 2ps
Random Jitter (rms) Random Jitter at 10 Gbps
with ±100 mV Overdrive 0.2 ps rms
Input Signal Minimum Pulse Width 60 ps
Q / QB Rise Time From 20% to 80% 27 ps
Q / QB Fall Time From 20% to 80% 18 ps
Power Supply Requirements
Parameter Conditions Min. Typ. Max Units
Input Supply Current, Icci 9mA
Output Supply Current, Icco 8mA
Vee Current, lee 24 mA
Power Dissipation, Pd 100 mW
PSRR, Vcci 35 dB
PSRR, Vee 35 dB
Note 1: Equivalent Input Bandwidth is calculated with the following formula: Bweq=0.22/√ (TRCOMP2-TRIN 2) where TRIN is the 20%/80%
transition time of a quasi-Gaussian signal applied to the comparator input, and TRCOMP is the effective transition time digitized by the
comparator.