Low Noise Operational Amplifier, SGM8621 Replace TP1561.
SGM8621
SGM8621.pdf
SGM8621.pdfFEATURES
• Rail-to-Rail Input and Output 3mV Maximum VOS
• High Gain-Bandwidth Product: 3MHz
• High Slew Rate: 1.7V/μs
• Settling Time to 0.1% with 2V Step: 0.5μs
• Overload Recovery Time: 2.3μs
• Low Noise: 17.5nV/ Hz at 1kHz
• Supply Voltage Range: 2V to 5.5V
• Input Voltage Range: -0.1V to +5.6V with VS = 5.5V
• Low Supply Current
SGM8621/3: 270μA (TYP)
Less than 1μA Shutdown Current for SGM8623
• Small Packaging
SGM8621 Available in Green SC70-5, SOT-23-5
and SOIC-8
PIN CONFIGUTION
CROSS
FEATURES
• Stable 3.8 MHz GBWP Over Temperature Range
• Stable 3.8 MHz GBWP in VCM from 0-V to VDD
• Very Low Supply Current: 130 μA per Amplifier
• Unity Gain Stable for Any Capacitive Load
• Offset Voltage: 3.0 mV Maximum
• Offset Voltage Temperature Drift: 0.6 μV/°C
• Input Bias Current: 1 pA Typical
• THD+Noise: -115 dB at 1kHz, -99 dB at 10kHz
• High CMRR/PSRR: 120 dB
• Beyond the Rails Input Common-Mode Range
• Outputs Swing to within 5 mV of Each Rail
• No Phase Reversal for Overdriven Inputs
• Drives 2 kΩ Resistive Loads
• Shutdown Current: 0.2 μA (TP1561N)
• Supply Voltage Range:
-Single +2.1 V to +6.0 V Supply
-Or Dual ±1.05 V to ±3.0 V Supplies
• –40°C to 125°C Operation Temperature Range
• ESD Rating: 8KV – HBM, 2KV–CDM and 500V–MM
• Green, Popular Type Package
PIN CONFIGUTION
