Datasheet ADA4806-1 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | 0.2 μV/°C Offset Drift, 105 MHz, Low Power, Multimode, Rail-to-Rail Amplifier |
| 页数 / 页 | 24 / 4 — ADA4806-1. Data Sheet. Parameter. Test Conditions/Comments. Min. Typ. … |
| 修订版 | A |
| 文件格式/大小 | PDF / 730 Kb |
| 文件语言 | 英语 |
ADA4806-1. Data Sheet. Parameter. Test Conditions/Comments. Min. Typ. Max. Unit. 5 V SUPPLY. Table 3. Parameter
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ADA4806-1 Data Sheet Parameter Test Conditions/Comments Min Typ Max Unit
SLEEP PIN SLEEP Voltage Low Powered down <−1.3 V High Enabled >−0.9 V SLEEP Current Low Low Power Mode, SLEEP = −VS −1.0 +0.2 µA High Enabled 0.02 1.0 µA Turn-Off Time (Ful Power Mode to Sleep Mode) 50% of SLEEP to 30% of enabled quiescent 180 240 ns current Turn-On Time (Sleep Mode to Ful Power Mode) 50% of SLEEP to >99% of final VOUT 450 600 ns OUTPUT CHARACTERISTICS Output Overdrive Recovery Time VIN = +6 V to −6 V, G = +2 95/100 ns (Rising/Falling Edge) Output Voltage Swing RL = 2 kΩ −4.98 +4.98 V Short-Circuit Current Sourcing/sinking; full power mode 85/73 mA Sourcing/sinking; low power mode, SLEEP = −VS 1.4/1.8 mA Linear Output Current <1% total harmonic distortion (THD) at 100 kHz, ±58 mA VOUT = 2 V p-p Off Isolation VIN = 0.5 V p-p, f = 1 MHz, SHUTDOWN = −VS 41 dB Capacitive Load Drive 30% overshoot 15 pF POWER SUPPLY Operating Range 2.7 10 V Quiescent Current per Amplifier Full power mode 570 625 µA Low power mode, SLEEP = −VS 85 µA SHUTDOWN = −VS 7.4 12 µA Power Supply Rejection Ratio (PSRR) Positive +VS = +3 V to +5 V, −VS = −5 V 100 119 dB Negative +VS = +5 V, −VS = −3 V to −5 V 100 122 dB 1 fC is the fundamental frequency. 2 Guaranteed, but not tested.
5 V SUPPLY
VS = 5 V at TA = 25°C; RF = 0 Ω for G = +1; otherwise, RF = 1 kΩ; RL = 2 kΩ to midsupply; unless otherwise noted.
Table 3. Parameter Test Conditions/Comments Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth G = +1, VOUT = 0.02 V p-p 105 MHz G = +1, VOUT = 2 V p-p 35 MHz Bandwidth for 0.1 dB Flatness G = +1, VOUT = 0.02 V p-p 20 MHz Slew Rate G = +1, VOUT = 2 V step 160 V/µs G = +2, VOUT = 4 V step 220 V/µs Settling Time to 0.1% G = +1, VOUT = 2 V step 35 ns G = +2, VOUT = 4 V step 82 ns Rev. A | Page 4 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATIONS CIRCUIT TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ±5 V SUPPLY 5 V SUPPLY 3 V SUPPLY ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION AMPLIFIER DESCRIPTION INPUT PROTECTION SHUTDOWN/SLEEP MODE OPERATION NOISE CONSIDERATIONS APPLICATIONS INFORMATION SLEW ENHANCEMENT EFFECT OF FEEDBACK RESISTOR ON FREQUENCY RESPONSE COMPENSATING PEAKING IN LARGE SIGNAL FREQUENCY RESPONSE DRIVING LOW POWER, HIGH RESOLUTION SUCCESSIVE APPROXIMATION REGISTER (SAR) ADCs DYNAMIC POWER SCALING SINGLE-ENDED TO DIFFERENTIAL CONVERSION LAYOUT CONSIDERATIONS Ground Plane Power Supply Bypassing OUTLINE DIMENSIONS ORDERING GUIDE
SLEEP PIN SLEEP Voltage Low Powered down <−1.3 V High Enabled >−0.9 V SLEEP Current Low Low Power Mode, SLEEP = −VS −1.0 +0.2 µA High Enabled 0.02 1.0 µA Turn-Off Time (Ful Power Mode to Sleep Mode) 50% of SLEEP to 30% of enabled quiescent 180 240 ns current Turn-On Time (Sleep Mode to Ful Power Mode) 50% of SLEEP to >99% of final VOUT 450 600 ns OUTPUT CHARACTERISTICS Output Overdrive Recovery Time VIN = +6 V to −6 V, G = +2 95/100 ns (Rising/Falling Edge) Output Voltage Swing RL = 2 kΩ −4.98 +4.98 V Short-Circuit Current Sourcing/sinking; full power mode 85/73 mA Sourcing/sinking; low power mode, SLEEP = −VS 1.4/1.8 mA Linear Output Current <1% total harmonic distortion (THD) at 100 kHz, ±58 mA VOUT = 2 V p-p Off Isolation VIN = 0.5 V p-p, f = 1 MHz, SHUTDOWN = −VS 41 dB Capacitive Load Drive 30% overshoot 15 pF POWER SUPPLY Operating Range 2.7 10 V Quiescent Current per Amplifier Full power mode 570 625 µA Low power mode, SLEEP = −VS 85 µA SHUTDOWN = −VS 7.4 12 µA Power Supply Rejection Ratio (PSRR) Positive +VS = +3 V to +5 V, −VS = −5 V 100 119 dB Negative +VS = +5 V, −VS = −3 V to −5 V 100 122 dB 1 fC is the fundamental frequency. 2 Guaranteed, but not tested.
5 V SUPPLY
VS = 5 V at TA = 25°C; RF = 0 Ω for G = +1; otherwise, RF = 1 kΩ; RL = 2 kΩ to midsupply; unless otherwise noted.
Table 3. Parameter Test Conditions/Comments Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth G = +1, VOUT = 0.02 V p-p 105 MHz G = +1, VOUT = 2 V p-p 35 MHz Bandwidth for 0.1 dB Flatness G = +1, VOUT = 0.02 V p-p 20 MHz Slew Rate G = +1, VOUT = 2 V step 160 V/µs G = +2, VOUT = 4 V step 220 V/µs Settling Time to 0.1% G = +1, VOUT = 2 V step 35 ns G = +2, VOUT = 4 V step 82 ns Rev. A | Page 4 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATIONS CIRCUIT TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ±5 V SUPPLY 5 V SUPPLY 3 V SUPPLY ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION AMPLIFIER DESCRIPTION INPUT PROTECTION SHUTDOWN/SLEEP MODE OPERATION NOISE CONSIDERATIONS APPLICATIONS INFORMATION SLEW ENHANCEMENT EFFECT OF FEEDBACK RESISTOR ON FREQUENCY RESPONSE COMPENSATING PEAKING IN LARGE SIGNAL FREQUENCY RESPONSE DRIVING LOW POWER, HIGH RESOLUTION SUCCESSIVE APPROXIMATION REGISTER (SAR) ADCs DYNAMIC POWER SCALING SINGLE-ENDED TO DIFFERENTIAL CONVERSION LAYOUT CONSIDERATIONS Ground Plane Power Supply Bypassing OUTLINE DIMENSIONS ORDERING GUIDE