Datasheet AD96685, AD96687 (Analog Devices) - 2

HerstellerAnalog Devices
BeschreibungUltrafast Comparators
Seiten / Seite8 / 2 — AD96685/AD96687–SPECIFICATIONS
RevisionD
Dateiformat / GrößePDF / 102 Kb
DokumentenspracheEnglisch

AD96685/AD96687–SPECIFICATIONS

AD96685/AD96687–SPECIFICATIONS

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AD96685/AD96687–SPECIFICATIONS ELECTRICAL CHARACTERISTICS (Positive Supply Voltage = 5.0 V; Negative Supply Voltage = –5.2 V, unless otherwise noted.) Industrial Temperature Range –25

C to +85

C Test AD96685BR AD96687BQ/BP/BR Parameter Temp Level Min Typ Max Min Typ Max Unit
INPUT CHARACTERISTICS Input Offset Voltage 25°C I 1 2 1 2 mV Full VI 3 3 mV Input Offset Drift Full V 20 20 µV/°C Input Bias Current 25°C I 7 10 7 10 µA Full VI 13 13 µA Input Offset Current 25°C I 0.1 1.0 0.1 1.0 µA Full VI 1.2 1.2 µA Input Resistance 25°C V 200 200 kΩ Input Capacitance 25°C V 2 2 pF Input Voltage Ranges2 Full VI –2.5 +5.0 –2.5 +5.0 V Common-Mode Rejection Ratio Full VI 80 90 80 90 dB ENABLE INPUT Logic “1” Voltage Full VI –1.1 –1.1 V Logic “0” Voltage Full VI –1.5 –1.5 V Logic “1” Current Full VI 40 40 µA Logic “0” Current Full VI 5 5 µA DIGITAL OUTPUTS3 Logic “1” Voltage Full VI –1.1 –1.1 V Logic “0” Voltage Full VI –1.5 –1.5 V SWITCHING PERFORMANCES Propagation Delays4 Input to Output HIGH 25°C IV 2.5 3.5 2.5 3.5 ns Input to Output LOW 25°C IV 2.5 3.5 2.5 3.5 ns Latch Enable to Output HIGH 25°C IV 2.5 3.5 2.5 3.5 ns Latch Enable to Output LOW 25°C IV 2.5 3.5 2.5 3.5 ns Dispersions5 25°C V 50 50 ps Latch Enable Minimum Pulsewidth 25°C IV 2.0 3.0 2.0 3.0 ns Minimum Setup Time 25°C IV 0.5 1.0 0.5 1.0 ns Minimum Hold Time 25°C IV 0.5 1.0 0.5 1.0 ns POWER SUPPLY6 Positive Supply Current (+5.0 V) Full VI 8 9 15 18 mA Negative Supply Current (–5.2 V) Full VI 15 18 31 36 mA Power Supply Rejection Ratio7 Full VI 60 70 60 70 dB NOTES 1RS = 100 Ω. 2Input Voltage Range can be extended to –3.3 V if –VS = –6.0 V. 3Outputs terminated through 50 Ω to –2.0 V. 4Propagation delays measured with 100 mV pulse (10 mV overdrive) to 50% transition point of the output. 5Change in propagation delay from 100 mV to 1 V input overdrive. 6Supply voltages should remain stable within ± 5% for normal operation. 7Measured at ±5% of +VS and –VS. Specifications subject to change without notice.
COMPARE LATCH 50% ENABLE tS – Minimum Setup Time LATCH tS tH tH – Minimum Hold Time t V PW(E) DIFFERENTIAL DD t – Input to Output Delay INPUT V PD IN VOLTAGE VOS tPD(E) – LATCH ENABLE to Output Delay tPD(E) tPD Q tPW(E) – Minimum LATCH ENABLE Pulsewidth 50% VOS – Input Offset Voltage V – Overdrive Voltage 50% OD Q
Figure 1. System Timing Diagram –2– REV. D