AD8421BRMZ footprint, schematic symbol and 3D model by Analog Devices

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Part Number AD8421BRMZ
Manufacturer Analog Devices
Pin Count 8
Part Category Integrated Circuit
Package Category Small Outline Packages
Footprint Name Small Outline Packages - RM-08
Released Date Jan 11, 2017
Last Modified Date Mar 7, 2023 4:10 PM UTC
Pinout / Pin List Click Here (Member Only)

AD8421BRMZ Details

Manufacturer Part Number:
AD8421BRMZ
Source Url Status Check Date:
2013-05-01 14:56:26.339
Brand Name:
Analog Devices Inc
Pbfree Code:
No
Rohs Code:
Yes
Part Life Cycle Code:
Active
Package Description:
TSSOP-8
Pin Count:
8
Manufacturer Package Code:
RM-8
Country Of Origin:
Mainland China
ECCN Code:
EAR99
HTS Code:
8542.33.00.01
Manufacturer:
Analog Devices Inc
YTEOL:
10
Amplifier Type:
INSTRUMENTATION AMPLIFIER
Average Bias Current-Max (IIB):
0.006 µA
Bandwidth (3dB)-Nom:
10 MHz
Common-mode Reject Ratio-Min:
93 dB
Input Offset Current-Max (IIO):
0.0008 µA
Input Offset Voltage-Max:
45 µV
JESD-30 Code:
S-PDSO-G8
JESD-609 Code:
e3
Length:
3 mm
Moisture Sensitivity Level:
1
Neg Supply Voltage Limit-Max:
-18 V
Neg Supply Voltage-Nom (Vsup):
-15 V
Non-linearity-Max:
0.005%
Number of Functions:
1
Number of Terminals:
8
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
TSSOP
Package Equivalence Code:
TSSOP8,.19
Package Shape:
SQUARE
Package Style:
SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.1 mm
Slew Rate-Nom:
35 V/us
Supply Current-Max:
2.6 mA
Supply Voltage Limit-Max:
18 V
Supply Voltage-Nom (Vsup):
15 V
Surface Mount:
YES
Technology:
BIPOLAR
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Matte Tin (Sn) - annealed
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Voltage Gain-Max:
10000
Voltage Gain-Min:
1
Voltage Gain-Nom:
10
Width:
3 mm

AD8421BRMZ Frequently Asked Questions (FAQs)

The AD8421BRMZ is a high-gain, high-impedance amplifier, so it's crucial to follow proper layout and placement guidelines to minimize noise and ensure optimal performance. Keep the input traces short and away from noise sources, use a solid ground plane, and place the amplifier close to the input signal source. Also, ensure that the power supply decoupling capacitors are placed close to the device.
To optimize the gain and bandwidth of the AD8421BRMZ, you need to consider the input signal frequency, amplitude, and impedance. The gain can be adjusted by selecting the appropriate feedback resistors (Rf and Rg). For higher frequencies, use smaller values of Rf and Rg to reduce the gain and increase the bandwidth. Conversely, for lower frequencies, use larger values of Rf and Rg to increase the gain and reduce the bandwidth.
When selecting the input and feedback resistors (Rin and Rf) for the AD8421BRMZ, consider the input signal impedance, gain requirements, and noise performance. Choose Rin to match the input signal impedance, and select Rf to achieve the desired gain. Ensure that the resistor values are within the recommended range (1 kΩ to 100 kΩ) to maintain stability and minimize noise.
The AD8421BRMZ is specified to operate within a temperature range of -40°C to +125°C. Ensure that the device is operated within this range to maintain its performance and reliability. Exceeding the temperature range can lead to reduced performance, increased noise, and potentially even device failure.
The AD8421BRMZ has internal ESD protection, but it's still essential to follow proper handling and assembly procedures to prevent damage from electrostatic discharge. Use anti-static wrist straps, mats, and packaging materials, and ensure that the device is handled in a static-safe environment.

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AD8421BRMZ Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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