Datasheet AD8538, AD8539 (Analog Devices) - 4
| Manufacturer | Analog Devices |
| Description | Low Power, Precision, Auto-Zero Op Amp |
| Pages / Page | 24 / 4 — AD8538/AD8539. Data Sheet. Table 2. Parameter. Symbol. Conditions. Min. … |
| Revision | B |
| File Format / Size | PDF / 810 Kb |
| Document Language | English |
AD8538/AD8539. Data Sheet. Table 2. Parameter. Symbol. Conditions. Min. Typ. Max. Unit
Model Line for this Datasheet
Text Version of Document
AD8538/AD8539 Data Sheet
@ VS = 2.7 V, VCM = 1.35 V, VO = 1.35 V, TA = 25°C, unless otherwise specified.
Table 2. Parameter Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS Offset Voltage VOS 5 13 µV −40°C ≤ TA ≤ +125°C 30 µV Input Bias Current IB 15 25 pA −40°C ≤ TA ≤ +85°C 35 100 pA −40°C ≤ TA ≤ +125°C 0.7 1.0 nA Input Offset Current IOS 20 50 pA −40°C ≤ TA ≤ +125°C 150 pA Input Voltage Range 0 2.7 V Common-Mode Rejection Ratio CMRR VCM = 0 V to 2.5 V 110 140 dB −40°C ≤ TA ≤ +125°C 100 135 dB Large Signal Voltage Gain AVO RL = 10 kΩ, VO = 0.1 V to 1.7 V 110 140 dB −40°C ≤ TA ≤ +125°C 105 135 dB Offset Voltage Drift ∆VOS/∆T −40°C ≤ TA ≤ +125°C 0.03 0.1 µV/°C OUTPUT CHARACTERISTICS Output Voltage High VOH RL = 100 kΩ to ground 2.68 2.698 V −40°C ≤ TA ≤ +125°C, RL = 100 kΩ to ground 2.68 V RL = 10 kΩ to ground 2.67 2.68 V −40°C ≤ TA ≤ +125°C, RL = 10 kΩ to ground 2.66 V Output Voltage Low VOL RL = 100 kΩ to V+ 1.7 5 mV −40°C ≤ TA ≤ +125°C, RL = 100 kΩ to V+ 2.4 5 mV RL = 10 kΩ to V+ 14 20 mV −40°C ≤ TA ≤ +125°C, RL = 10 kΩ to V+ 20 25 mV Short-Circuit Limit ISC ±8 mA POWER SUPPLY Power Supply Rejection Ratio PSRR VS = 2.7 V to 5.5 V 105 125 dB −40°C ≤ TA ≤ +125°C 100 125 dB Supply Current/Amplifier ISY IO = 0 150 180 µA −40°C ≤ TA ≤ +125°C 190 215 µA DYNAMIC PERFORMANCE Slew Rate SR RL = 10 kΩ 0.35 V/µs Settling Time 0.01% tS G = ±1, 1 V step, CL = 20 pF, RL = 1 kΩ 5 μs Overload Recovery Time 0.05 ms Gain Bandwidth Product GBP 430 kHz Phase Margin ØM RL = 10 kΩ, RL = 100 kΩ, CL = 20 pF 65 Degrees NOISE PERFORMANCE Voltage Noise en p-p f = 0.1 Hz to 10 Hz 2.0 µV p-p Voltage Noise Density en f = 1 kHz 50 nV/√Hz Rev. B | Page 4 of 24 Document Outline Features Applications General Description Pin Configurations Revision History Specifications AD8538 Electrical Specifications AD8539 Electrical Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Typical Performance Characteristics AD8538 Characteristics AD8539 Characteristics Outline Dimensions Ordering Guide Automotive Products
@ VS = 2.7 V, VCM = 1.35 V, VO = 1.35 V, TA = 25°C, unless otherwise specified.
Table 2. Parameter Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS Offset Voltage VOS 5 13 µV −40°C ≤ TA ≤ +125°C 30 µV Input Bias Current IB 15 25 pA −40°C ≤ TA ≤ +85°C 35 100 pA −40°C ≤ TA ≤ +125°C 0.7 1.0 nA Input Offset Current IOS 20 50 pA −40°C ≤ TA ≤ +125°C 150 pA Input Voltage Range 0 2.7 V Common-Mode Rejection Ratio CMRR VCM = 0 V to 2.5 V 110 140 dB −40°C ≤ TA ≤ +125°C 100 135 dB Large Signal Voltage Gain AVO RL = 10 kΩ, VO = 0.1 V to 1.7 V 110 140 dB −40°C ≤ TA ≤ +125°C 105 135 dB Offset Voltage Drift ∆VOS/∆T −40°C ≤ TA ≤ +125°C 0.03 0.1 µV/°C OUTPUT CHARACTERISTICS Output Voltage High VOH RL = 100 kΩ to ground 2.68 2.698 V −40°C ≤ TA ≤ +125°C, RL = 100 kΩ to ground 2.68 V RL = 10 kΩ to ground 2.67 2.68 V −40°C ≤ TA ≤ +125°C, RL = 10 kΩ to ground 2.66 V Output Voltage Low VOL RL = 100 kΩ to V+ 1.7 5 mV −40°C ≤ TA ≤ +125°C, RL = 100 kΩ to V+ 2.4 5 mV RL = 10 kΩ to V+ 14 20 mV −40°C ≤ TA ≤ +125°C, RL = 10 kΩ to V+ 20 25 mV Short-Circuit Limit ISC ±8 mA POWER SUPPLY Power Supply Rejection Ratio PSRR VS = 2.7 V to 5.5 V 105 125 dB −40°C ≤ TA ≤ +125°C 100 125 dB Supply Current/Amplifier ISY IO = 0 150 180 µA −40°C ≤ TA ≤ +125°C 190 215 µA DYNAMIC PERFORMANCE Slew Rate SR RL = 10 kΩ 0.35 V/µs Settling Time 0.01% tS G = ±1, 1 V step, CL = 20 pF, RL = 1 kΩ 5 μs Overload Recovery Time 0.05 ms Gain Bandwidth Product GBP 430 kHz Phase Margin ØM RL = 10 kΩ, RL = 100 kΩ, CL = 20 pF 65 Degrees NOISE PERFORMANCE Voltage Noise en p-p f = 0.1 Hz to 10 Hz 2.0 µV p-p Voltage Noise Density en f = 1 kHz 50 nV/√Hz Rev. B | Page 4 of 24 Document Outline Features Applications General Description Pin Configurations Revision History Specifications AD8538 Electrical Specifications AD8539 Electrical Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Typical Performance Characteristics AD8538 Characteristics AD8539 Characteristics Outline Dimensions Ordering Guide Automotive Products
