Part A
AFE58JD32ZBV
Texas Instruments
- Lifecycle
- Active
- Stock
- 9893 Stückzahl
- Series
- Datenerfassung mit dem Analog Front End (AFE)
Replacement verdict
Compatible functional replacement candidate
The AFE58JD32ZBV is a functionally compatible replacement candidate for the AFE5818ZBV, sharing the same 8-channel ultrasound AFE architecture, 14-bit ADC resolution, and 9 mm × 9 mm BGA-289 footprint. Designers should validate the higher power consumption and the integrated digital demodulator/JESD204B interface of the AFE58JD32ZBV against their system thermal and digital back-end requirements before substitution.
Channel Count
High match
ADC Resolution
High match
Power Consumption
Validation required
Digital Interface
Validation required
Parts at a glance
Part B
AFE5818ZBV
Texas Instruments
- Lifecycle
- Active
- Stock
- 4837 Stückzahl
- Package
- NFBGA-289
- Series
- Datenerfassung mit dem Analog Front End (AFE)
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | AFE5818ZBV | AFE58JD32ZBV | Why it matters |
|---|---|---|---|
| Number of Channels | 16 | 32 | Channel count determines how many transducer elements can be processed simultaneously, directly affecting imaging system architecture and channel-count compatibility. |
| ADC Resolution | 14 bit | 12 bit | ADC bit depth affects dynamic range and signal-to-noise performance; a 14-bit converter provides finer quantization than a 12-bit one. |
| Maximum Sampling Rate | 65 MSPS | 78 MSPS | Sampling rate limits the maximum signal bandwidth and achievable image resolution; higher rates support wider-bandwidth transducers. |
| LNA Gain Range | 24 dB | 24 dB | Low-noise amplifier gain range sets the input signal handling and noise trade-off for the receive front end. |
| Integrated CW Doppler Beamformer | No | Yes | An integrated continuous-wave Doppler beamformer enables on-chip Doppler processing, which is essential for blood-flow measurement and reduces external component count. |
| Digital Demodulation / Decimation | Not integrated | Integrated | On-chip demodulation and decimation reduce output data rate and offload processing from the host FPGA/processor. |
| JESD204B Interface | Not supported | Supported | A JESD204B serial interface reduces board routing complexity and pin count versus parallel LVDS output, affecting system layout and FPGA selection. |
| Package | NFBGA (ZBV) | NFBGA (ZBV) | Package and footprint compatibility determine whether the parts can be dropped into the same PCB layout. |
| Typical Power per Channel | Approx. 90 mW/ch | Approx. 60 mW/ch | Power per channel affects thermal design and battery life in portable ultrasound systems; lower per-channel power enables denser channel counts. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AFE58JD32ZBV | AFE5818ZBV |
|---|---|---|
| Part Status | Active | Active |
| Number of Bits | 12 | 14 |
| Number of Channels | 32 | 16 |
| Voltage - Supply, Analog | 3V ~ 3.3V | 1.7V ~ 1.9V, 3.15V ~ 3.6V, 5V |
| Voltage - Supply, Digital | 3V ~ 3.3V | 1.15V ~ 1.25V, 1.7V ~ 1.9V |
| Mounting Type | Surface Mount | Surface Mount |
| Base Product Number | AFE58JD32 | - |
| Power (Watts) | 42 mW | 140 mW |
Frequently asked questions
What are the AFE5818ZBV and AFE58JD32ZBV?
Both are Texas Instruments fully integrated analog front-end (AFE) devices for ultrasound imaging systems. The AFE5818ZBV is an 8-channel AFE with continuous-wave (CW) Doppler support, while the AFE58JD32ZBV is a 32-channel AFE with integrated digital demodulation and JESD204B serial output.
How do the channel counts of the AFE5818ZBV and AFE58JD32ZBV differ?
The AFE5818ZBV integrates 8 receive channels, whereas the AFE58JD32ZBV integrates 32 receive channels, allowing the AFE58JD32ZBV to support higher channel-count ultrasound system architectures with fewer devices.
Do both devices support continuous-wave (CW) Doppler?
Yes. The AFE5818ZBV includes an integrated CW Doppler mixer per channel, and the AFE58JD32ZBV also integrates CW Doppler processing, making both suitable for ultrasound systems requiring CW Doppler capability.
What output interface does each device use?
The AFE5818ZBV provides LVDS serial output for digitized channel data, while the AFE58JD32ZBV provides a JESD204B serial output interface, which reduces board routing complexity in high-channel-count systems.
Does the AFE58JD32ZBV include digital demodulation that the AFE5818ZBV lacks?
Yes. The AFE58JD32ZBV integrates digital demodulation and decimation in the digital processing path, whereas the AFE5818ZBV does not include the same integrated digital demodulation block, so demodulation must be handled externally in the system.
Are the AFE5818ZBV and AFE58JD32ZBV pin-to-pin or package compatible?
No. The AFE5818ZBV is offered in a 9 mm × 9 mm 64-pin QFN package, while the AFE58JD32ZBV is offered in a larger package to accommodate 32 channels and the JESD204B interface. They are not pin-to-pin or package compatible and cannot be used as direct drop-in replacements.
Can the AFE5818ZBV be substituted with the AFE58JD32ZBV in an existing design?
Not directly. The two devices differ in channel count, package, output interface (LVDS versus JESD204B), and digital processing features. Any substitution requires a full design review, including PCB layout, clocking, output interface, and FPGA/backend compatibility, validated against the respective TI datasheets.
Which device is better suited for high-channel-count ultrasound systems?
The AFE58JD32ZBV is better suited for high-channel-count systems because it integrates 32 channels per device and provides a JESD204B output interface, reducing the number of AFE devices and output lanes required compared with using multiple 8-channel AFE5818ZBV devices.