Part A
AFE58JD32ZBV
STマイクロエレクトロニクス
- Lifecycle
- Active
- Stock
- 9893 個数
- Series
- データ取得 - アナログフロントエンド (AFE)
Replacement verdict
Not a drop-in replacement
The AFE5808AZCF and AFE58JD32ZBV are not drop-in replacements for one another. They differ in channel count, package footprint, and digital interface architecture, and the AFE58JD32ZBV integrates additional digital processing and JESD204B serial output that the AFE5808AZCF does not provide. A direct board-level substitution is not feasible without redesign of the interface, power, and layout.
Different channel count
Different package footprint
Different output interface
Different power architecture
Parts at a glance
Part B
AFE5808AZCF
STマイクロエレクトロニクス
- Lifecycle
- Active
- Stock
- 4985 個数
- Package
- NFBGA-135
- Series
- データ取得 - アナログフロントエンド (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 | AFE5808AZCF | AFE58JD32ZBV | Why it matters |
|---|---|---|---|
| Number of Channels | 8 | 32 | Channel count determines how many transducer elements can be processed simultaneously, directly affecting system architecture and imaging capability. |
| Analog-to-Digital Converter Resolution | 12 bit | 12 bit | ADC resolution affects dynamic range and image quality; both share 12-bit conversion, so this is not a differentiator. |
| Maximum Sampling Rate | 65 MSPS | 65 MSPS | Sampling rate sets the maximum signal bandwidth and axial resolution achievable in the imaging system. |
| Input Referred Noise | 0.75 nV/√Hz | 0.75 nV/√Hz | Low input-referred noise improves sensitivity for weak echo signals, critical for deep-tissue imaging. |
| Total Power Consumption | 158 mW/channel | 90 mW/channel | Per-channel power affects thermal design and portability; the lower-power device enables denser or battery-operated systems. |
| Integrated Continuous Wave (CW) Doppler | Yes | Yes | On-chip CW Doppler supports blood-flow measurement without external circuitry, simplifying system design. |
| Digital Demodulation / Decimation | No | Yes | Integrated digital demodulation reduces FPGA/processor load and data rate, affecting backend complexity and latency. |
| Package | NFBGA-289 | NFBGA-289 | Package footprint and pinout determine PCB layout compatibility and whether a drop-in replacement is feasible. |
| Operating Temperature Range | 0°C to 70°C | 0°C to 70°C | Temperature range defines the environments in which the device can reliably operate. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AFE58JD32ZBV | AFE5808AZCF |
|---|---|---|
| Part Status | Active | Active |
| Number of Bits | 12 | 12, 14 |
| Number of Channels | 32 | 8 |
| 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 |
| Base Product Number | AFE58JD32 | - |
| Power (Watts) | 42 mW | 158 mW |
Frequently asked questions
What are the AFE5808AZCF and AFE58JD32ZBV?
The AFE5808AZCF is a Texas Instruments 8-channel analog front-end (AFE) for ultrasound systems with a 14-bit ADC and CW Doppler mixer, supplied in a 289-ball NFBGA (ZCF) package. The AFE58JD32ZBV is a Texas Instruments 32-channel ultrasound AFE with a 12-bit ADC, digital demodulation, and JESD204B serial output, supplied in a 289-ball NFBGA (ZBV) package.
How do the channel counts of the AFE5808AZCF and AFE58JD32ZBV differ?
The AFE5808AZCF integrates 8 receive channels, while the AFE58JD32ZBV integrates 32 receive channels, making the AFE58JD32ZBV suited to higher-channel-count ultrasound system architectures.
What are the ADC resolutions of the AFE5808AZCF and AFE58JD32ZBV?
The AFE5808AZCF uses a 14-bit analog-to-digital converter per channel, whereas the AFE58JD32ZBV uses a 12-bit ADC per channel, so the AFE5808AZCF offers higher amplitude resolution while the AFE58JD32ZBV offers higher channel density.
Do the AFE5808AZCF and AFE58JD32ZBV use the same output interface?
No. The AFE5808AZCF provides a parallel LVDS output interface, while the AFE58JD32ZBV provides a JESD204B serial output interface, so the digital back-end and FPGA interface requirements differ between the two devices.
Are the AFE5808AZCF and AFE58JD32ZBV pin-to-pin compatible?
No. Although both devices are supplied in a 289-ball NFBGA package, they have different channel counts, ADC resolutions, and output interfaces, so they are not pin-to-pin or functionally interchangeable and require separate PCB designs.
Which device includes digital demodulation for CW Doppler?
The AFE58JD32ZBV includes digital demodulation and JESD204B output for continuous-wave (CW) Doppler processing, while the AFE5808AZCF provides an analog CW Doppler mixer path; designers should confirm the exact CW Doppler implementation in the respective datasheets.
What are typical applications for the AFE5808AZCF and AFE58JD32ZBV?
Both devices target medical ultrasound receive front ends. The AFE5808AZCF is used in 8-channel-class ultrasound systems, while the AFE58JD32ZBV is used in higher-channel-count systems such as 32-channel or larger ultrasound platforms requiring JESD204B serial data links.