Part A
AFE5832ZBV
德州儀器
- Lifecycle
- Active
- Stock
- 2381 件
- Package
- FBGA-289
- Series
- 資料獲取-類比前端（AFE）
Replacement verdict
Not a drop-in replacement
The AFE5809ZCF and AFE5832ZBV are not drop-in replacements for one another. They differ in channel count, package footprint, and analog front-end architecture, and neither device can be substituted for the other without a full board redesign and validation of the signal chain.
Different channel count
Different package footprint
Different AFE architecture
Different power profile
Parts at a glance
Part B
AFE5809ZCF
德州儀器
- Lifecycle
- Active
- Stock
- 5909 件
- Package
- NFBGA-135
- Series
- 資料獲取-類比前端（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 | AFE5809ZCF | AFE5832ZBV | Why it matters |
|---|---|---|---|
| Number of Channels | 8 | 32 | Channel count determines how many transducer elements or signal paths the AFE can support; a 32-channel device can serve a much larger array than an 8-channel device. |
| ADC Resolution | 14 bit | 12 bit | ADC resolution affects dynamic range and quantization noise; 14-bit conversion provides finer amplitude detail than 12-bit. |
| Maximum ADC Sampling Rate | 65 MSPS | 80 MSPS | Sampling rate sets the maximum signal bandwidth the AFE can digitize; higher MSPS supports higher-frequency imaging or wider bandwidth signals. |
| Integrated CW Doppler Beamformer | Yes (8 channels) | No | An integrated continuous-wave Doppler mixer/beamformer enables Doppler flow measurement without external circuitry; its absence requires external implementation. |
| Digital Demodulation / Decimation | Yes (digital I/Q demodulation with decimation) | Yes (digital demodulation with decimation) | On-chip demodulation and decimation reduce output data rate and offload processing from the host FPGA/processor. |
| Output Interface | LVDS | LVDS | The output interface determines how the digitized data connects to the downstream FPGA or processor; both use LVDS serial links. |
| Package | 144-pin NFBGA (ZCF) | 289-pin NFBGA (ZBV) | Package footprint and pin count affect PCB layout, routing density, and mechanical compatibility; the two devices are not footprint-compatible. |
| Typical Power per Channel | Approximately 50 mW/channel | Approximately 40 mW/channel | Power per channel influences thermal design and system power budget, especially in portable or high-channel-count ultrasound systems. |
| Primary Application | Ultrasound imaging with CW Doppler | High-channel-count ultrasound imaging | The intended application indicates functional substitutability; the 8-channel CW-capable part suits smaller Doppler systems while the 32-channel part targets large array imaging. |
Need help validating a replacement?
Send your BOM and application constraints for technical and sourcing review.
Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AFE5832ZBV | AFE5809ZCF |
|---|---|---|
| Supplier | Texas Instruments | - |
| Part Status | Active | Active |
| Number of Bits | 12 | 14 |
| Number of Channels | 32 | 8 |
| Power (Watts) | 42 mW | 158 mW |
| Voltage - Supply, Analog | 3V ~ 3.3V | 1.7V ~ 1.9V, 3.15V ~ 3.6V, 5V |
| Voltage - Supply, Digital | 3V ~ 3.3V | 1.7V ~ 1.9V |
| Mounting Type | Surface Mount | Surface Mount |
Frequently asked questions
What are the AFE5809ZCF and AFE5832ZBV?
The AFE5809ZCF is an 8-channel fully integrated analog front end (AFE) for ultrasound from Texas Instruments, integrating a continuous wave (CW) Doppler mixer, low-noise amplifier (LNA), voltage-controlled attenuator (VCA), programmable gain amplifier (PGA), anti-aliasing filter (AAF), and 14-bit ADC. The AFE5832ZBV is a 32-channel fully integrated AFE for ultrasound, integrating LNA, VCA, PGA, AAF, and 12-bit ADC. Both are members of TI's AFE58xx ultrasound AFE family.
How do the channel counts of the AFE5809ZCF and AFE5832ZBV differ?
The AFE5809ZCF provides 8 receive channels, while the AFE5832ZBV provides 32 receive channels. The higher channel count of the AFE5832ZBV supports denser transducer arrays and more compact system architectures.
What are the ADC resolutions of the AFE5809ZCF and AFE5832ZBV?
The AFE5809ZCF integrates a 14-bit ADC per channel, whereas the AFE5832ZBV integrates a 12-bit ADC per channel. The higher resolution of the AFE5809ZCF provides greater dynamic range, while the AFE5832ZBV trades resolution for higher channel density.
Do both devices integrate a continuous wave (CW) Doppler mixer?
The AFE5809ZCF integrates an on-chip continuous wave (CW) Doppler mixer, supporting CW Doppler processing without external mixing circuitry. The AFE5832ZBV does not integrate a CW Doppler mixer; CW Doppler functionality would require external circuitry.
What are the package types of the AFE5809ZCF and AFE5832ZBV?
The AFE5809ZCF is supplied in a 289-ball NFBGA (ZCF) package. The AFE5832ZBV is supplied in a 289-ball NFBGA (ZBV) package. Both use ball grid array packaging, but the pinouts and ball assignments differ and are not interchangeable.
Can the AFE5809ZCF and AFE5832ZBV be used interchangeably in the same design?
No. The two devices differ in channel count (8 vs 32), ADC resolution (14-bit vs 12-bit), CW Doppler integration, package ball assignments, and power/interface requirements. A direct drop-in replacement is not possible; any substitution requires a full redesign and validation against the respective datasheets.
What are the typical applications for each device?
The AFE5809ZCF is typically used in mid-range ultrasound systems requiring CW Doppler and 14-bit resolution across 8 channels. The AFE5832ZBV is typically used in high-channel-count ultrasound systems, such as portable and cart-based scanners, where 32 channels per device reduce component count and board area.
Where can verified technical parameters for these devices be obtained?
Verified parameters, including channel count, ADC resolution, package type, and functional block diagrams, are available from the official Texas Instruments product datasheets and from authorized distributors such as DigiKey, Mouser, and TTI. Designers should consult the latest datasheet revision before finalizing a design.