| Parameters | |
|---|---|
| Factory Lead Time | 12 Weeks |
| Lifecycle Status | PRODUCTION (Last Updated: 3 months ago) |
| Contact Plating | Tin |
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
| Number of Pins | 8 |
| Operating Temperature | -40°C~85°C |
| Packaging | Tube |
| JESD-609 Code | e3 |
| Pbfree Code | no |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 8 |
| ECCN Code | EAR99 |
| Technology | BIPOLAR |
| Terminal Position | DUAL |
| Terminal Form | GULL WING |
| Peak Reflow Temperature (Cel) | 260 |
| Number of Functions | 1 |
| Supply Voltage | 15V |
| Terminal Pitch | 0.65mm |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Base Part Number | AD8421 |
| Pin Count | 8 |
| Qualification Status | Not Qualified |
| Number of Channels | 1 |
| Operating Supply Current | 2.3mA |
| Nominal Supply Current | 2mA |
| Max Supply Current | 2.6mA |
| Slew Rate | 35V/μs |
| Amplifier Type | Instrumentation |
| Common Mode Rejection Ratio | 94 dB |
| Current - Input Bias | 100pA |
| Voltage - Supply, Single/Dual (±) | 5V~36V ±2.5V~18V |
| Output Current per Channel | 65mA |
| Input Offset Voltage (Vos) | 25μV |
| Bandwidth | 10MHz |
| Gain Bandwidth Product | 10MHz |
| Neg Supply Voltage-Nom (Vsup) | -15V |
| Voltage Gain | 80dB |
| Average Bias Current-Max (IIB) | 0.006μA |
| Power Supply Rejection Ratio (PSRR) | 150dB |
| -3db Bandwidth | 10MHz |
| Max Junction Temperature (Tj) | 150°C |
| Voltage Gain-Nom | 10 |
| Non-linearity-Max | 0.005% |
| Height | 1.1mm |
| Length | 3.2mm |
| Width | 3.2mm |
| REACH SVHC | No SVHC |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Contains Lead |
The AD8421BRMZ is a low-cost, low-power, ultralow bias current, high-speed instrumentation amplifier that is well-suited for a wide range of signal conditioning and data collecting applications.
High precision dc performance (AD8421BRZ)
-94 dB CMRR minimum (G = 1)
-2 μV/°C maximum input offset voltage drift
-1 ppm/°C maximum gain drift (G = 1)
500 pA maximum input bias current
Inputs protected to 40 V from opposite supply
±2.5 V to ±18 V dual supply (5 V to 36 V single supply)
Low power
-2.3 mA maximum supply current
Low noise
-3.2 nV/√Hz maximum input voltage noise at 1 kHz
-200 fA/√Hz current noise at 1 kHz
Excellent ac specifications
-10 MHz bandwidth (G = 1)
-2 MHz bandwidth (G = 100)
-0.6 μs settling time to 0.001% (G = 10)
-80 dB CMRR at 20 kHz (G = 1)
-35 V/μs slew rate
Multiplexed input applications
ADC driver
Medical instrumentation
Precision data acquisition
Microphone preamplification
Vibration analysis