Datasheet ADCMP566 (Analog Devices)

Dual Ultrafast Voltage Comparator ADCMP566
FEATURES FUNCTIONAL BLOCK DIAGRAM 250 ps propagation delay input to output 50 ps propagation delay dispersion NONINVERTING Differential ECL compatible outputs INPUT Q OUTPUT Differential latch control ADCMP566 INVERTING Q OUTPUT Robust input protection INPUT Input common-mode range −2.0 V to +3.0 V LATCH ENABLE LATCH ENABLE Input differential range ±5 V INPUT INPUT ESD protection >3 kV HBM, >200 V MM 03633-0-001 Power supply sensitivity > 65 dB
Figure 1.
200 ps minimum pulsewidth 5 GHz equivalent input rise time bandwidth GENERAL DESCRIPTION Typical output rise/fall of 165 ps
The ADCMP566 is an ultrafast voltage comparator fabricated
APPLICATIONS
on Analog Devices’ proprietary XFCB process. The device
High speed instrumentation
features 250 ps propagation delay with less than 35 ps overdrive
Scope and logic analyzer front ends
dispersion. Overdrive dispersion, a particularly important
Window comparators
characteristic of high speed comparators, is a measure of the
High speed line receivers and signal restoration
difference in propagation delay under differing overdrive
Threshold detection
conditions.
Peak detection
A fast, high precision differential input stage permits consis-
High speed triggers
tent propagation delay with a wide variety of signals in the
Patient diagnostics
common-mode range from −2.0 V to +3.0 V. Outputs are
Disk drive read channel detection
complementary digital signals fully compatible with ECL 10 K
Hand-held test instruments
and 10 KH logic families. The outputs provide sufficient drive
Zero-crossing detectors
current to directly drive transmission lines terminated in 50 Ω
Clock drivers
to −2 V. A latch input is included, which permits tracking,
Automatic test equipment
track-and-hold, or sample-and-hold modes of operation. The ADCMP566 is available in a 32-lead LFCSP package.
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Document Outline SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL CONSIDERATIONS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TIMING INFORMATION APPLICATION INFORMATION CLOCK TIMING RECOVERY OPTIMIZING HIGH SPEED PERFORMANCE COMPARATOR PROPAGATION DELAY DISPERSION COMPARATOR HYSTERESIS MINIMUM INPUT SLEW RATE REQUIREMENT TYPICAL APPLICATION CIRCUITS TYPICAL PERFORMANCE CHARACTERISTICS OUTLINE DIMENSIONS ORDERING GUIDE