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AFE5401-EP
  • AFE5401-EP

AFE5401-EP

ACTIVE

Enhanced product quad-channel integrated analog front end

Texas Instruments AFE5401-EP Product Info

1 April 2026 1

Parameters

Device type

Receiver

Number of input channels

4

Active supply current (typ) (mA)

1.5

Supply voltage (max) (V)

3.6

Operating temperature range (°C)

-40 to 125

Interface type

CMOS

Features

Low Power

Rating

HiRel Enhanced Product

Package

VQFN (RGC)-64-81 mm² 9 x 9

Features

  • Integrated Analog Front-End Includes:
    • Quad LNA, Equalizer, PGA, Antialiasing Filter, and ADC
  • Input-Referred Noise with 30dB PGA Gain:
    • 2.9nV/√ Hz for 15dB LNA Gain
    • 2.0nV/√ Hz for 18dB LNA Gain with HIGH_POW_LNA Mode
  • Simultaneous Sampling Across Channels
  • Programmable LNA Gain: 12dB, 15dB, 16.5dB, and 18dB
  • Programmable Equalizer Modes
  • Built-In Diagnostic Modes
  • Temperature Sensor
  • Programmable-Gain Amplifiers (PGAs):
    • 0dB to 30dB in 3dB Steps
  • Programmable, Third-Order, Antialiasing Filter:
    • 7MHz, 8MHz, 10.5MHz, and 12MHz
  • Analog-to-Digital Converter (ADC):
    • Quad Channel, 12 Bits, 25MSPS per Channel
    • No External Decoupling Required for References
  • Parallel CMOS Outputs
  • 64-mW Total Core Power per Channel at 25MSPS per Channel
  • Supplies: 1.8V and 3.3V
  • Package: 9mm × 9mm VQFN-64
  • Device Temperature: –40°C to 125°C Ambient Operating Temperature Range
  • Supports defense, aerospace, and medical applications
    • Controlled baseline
    • One assembly and test site
    • One fabrication site
    • Extended product life cycle
    • Product traceability
    • VID V62/25601
  • Integrated Analog Front-End Includes:
    • Quad LNA, Equalizer, PGA, Antialiasing Filter, and ADC
  • Input-Referred Noise with 30dB PGA Gain:
    • 2.9nV/√ Hz for 15dB LNA Gain
    • 2.0nV/√ Hz for 18dB LNA Gain with HIGH_POW_LNA Mode
  • Simultaneous Sampling Across Channels
  • Programmable LNA Gain: 12dB, 15dB, 16.5dB, and 18dB
  • Programmable Equalizer Modes
  • Built-In Diagnostic Modes
  • Temperature Sensor
  • Programmable-Gain Amplifiers (PGAs):
    • 0dB to 30dB in 3dB Steps
  • Programmable, Third-Order, Antialiasing Filter:
    • 7MHz, 8MHz, 10.5MHz, and 12MHz
  • Analog-to-Digital Converter (ADC):
    • Quad Channel, 12 Bits, 25MSPS per Channel
    • No External Decoupling Required for References
  • Parallel CMOS Outputs
  • 64-mW Total Core Power per Channel at 25MSPS per Channel
  • Supplies: 1.8V and 3.3V
  • Package: 9mm × 9mm VQFN-64
  • Device Temperature: –40°C to 125°C Ambient Operating Temperature Range
  • Supports defense, aerospace, and medical applications
    • Controlled baseline
    • One assembly and test site
    • One fabrication site
    • Extended product life cycle
    • Product traceability
    • VID V62/25601

Description

The AFE5401-EP is an analog front-end (AFE), targeting applications where the level of integration is critical. The device includes four channels, with each channel comprising a low-noise amplifier (LNA), a programmable equalizer (EQ), a programmable gain amplifier (PGA), and an antialias filter followed by a high-speed, 12-bit, analog-to-digital converter (ADC) at 25MSPS per channel.

Each of the four differential input pairs are amplified by an LNA and are followed by a PGA with a programmable gain range from 0dB to 30dB. An antialias, low-pass filter (LPF) is also integrated between the PGA and ADC for each channel.

Each LNA, PGA, and antialiasing filter output is differential (limited to 2VPP). The antialiasing filter drives the on-chip, 12-bit, 25MSPS ADC. The four ADC outputs are multiplexed on a 12-bit, parallel, CMOS output bus.

The device is available in a 9mm × 9mm, VQFN-64 package and is specified over a temperature range of –40°C to +125°C. For more information, contact [email protected].

The AFE5401-EP is an analog front-end (AFE), targeting applications where the level of integration is critical. The device includes four channels, with each channel comprising a low-noise amplifier (LNA), a programmable equalizer (EQ), a programmable gain amplifier (PGA), and an antialias filter followed by a high-speed, 12-bit, analog-to-digital converter (ADC) at 25MSPS per channel.

Each of the four differential input pairs are amplified by an LNA and are followed by a PGA with a programmable gain range from 0dB to 30dB. An antialias, low-pass filter (LPF) is also integrated between the PGA and ADC for each channel.

Each LNA, PGA, and antialiasing filter output is differential (limited to 2VPP). The antialiasing filter drives the on-chip, 12-bit, 25MSPS ADC. The four ADC outputs are multiplexed on a 12-bit, parallel, CMOS output bus.

The device is available in a 9mm × 9mm, VQFN-64 package and is specified over a temperature range of –40°C to +125°C. For more information, contact [email protected].

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