Part A
AFE5832ZBV
Texas Instruments
- Lifecycle
- Active
- Stock
- 2381 PCS
- Package
- FBGA-289
- Series
- Acquisição de dados - Front End analógico (AFE)
Replacement verdict
Not a drop-in replacement
The AFE5808AZCF and AFE5832ZBV are not drop-in replacements for one another. They differ in channel count, package footprint, and analog front-end architecture, so substituting one for the other requires a full board redesign and validation of the signal chain rather than a direct swap.
Different channel count
Different package footprint
Different analog front-end architecture
Different power and interface requirements
Parts at a glance
Part B
AFE5808AZCF
Texas Instruments
- Lifecycle
- Active
- Stock
- 4985 PCS
- Package
- NFBGA-135
- Series
- Acquisição de dados - Front End analógico (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 | AFE5832ZBV | 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. |
| ADC 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 | 80 MSPS | Higher sampling rate supports higher-frequency transducers and better spatial resolution in ultrasound imaging. |
| LNA Gain Range | 0 to 24 dB | 0 to 24 dB | Low-noise amplifier gain range determines the ability to handle weak echo signals; identical ranges mean similar sensitivity handling. |
| Total Power Consumption | Approximately 1.1 W | Approximately 3.5 W | Power consumption impacts thermal design and portability; the 32-channel device consumes more total power but offers more channels. |
| Package Type | NFBGA (ZCF) | NFBGA (ZBV) | Package footprint and pinout affect PCB layout and mechanical fit; different packages require board redesign for substitution. |
| Operating Temperature Range | 0°C to 70°C | 0°C to 70°C | Temperature range determines suitability for commercial vs. industrial environments; both are commercial-grade. |
| Interface Type | LVDS | LVDS | Output interface compatibility affects the digital backend design; both use LVDS, simplifying data capture integration. |
| Integrated CW Doppler | Yes | Yes | Continuous-wave Doppler support is essential for blood flow measurement; both integrate this function. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AFE5832ZBV | AFE5808AZCF |
|---|---|---|
| Supplier | Texas Instruments | - |
| Part Status | Active | Active |
| Number of Bits | 12 | 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 AFE5808AZCF and AFE5832ZBV?
The AFE5808AZCF is an 8-channel fully integrated analog front end (AFE) for ultrasound from Texas Instruments, integrating a low-noise amplifier (LNA), voltage-controlled attenuator (VCA), programmable gain amplifier (PGA), anti-aliasing filter, and 12-bit ADC. The AFE5832ZBV is a 32-channel fully integrated AFE for ultrasound, integrating LNA, VCA, PGA, anti-aliasing filter, and 12-bit ADC in a single device.
How do the channel counts of the AFE5808AZCF and AFE5832ZBV differ?
The AFE5808AZCF provides 8 receive channels, while the AFE5832ZBV provides 32 receive channels. The higher channel count of the AFE5832ZBV supports denser ultrasound system architectures with fewer AFE devices per system.
What are the package differences between the AFE5808AZCF and AFE5832ZBV?
The AFE5808AZCF is supplied in a 289-ball NFBGA (ZCF) package, while the AFE5832ZBV is supplied in a 289-ball NFBGA (ZBV) package. Both use ball-grid array packaging, but the pinouts and land patterns are device-specific and must be verified against the respective datasheets before any layout or substitution decision.
Do the AFE5808AZCF and AFE5832ZBV have the same ADC resolution?
Yes. Both devices integrate 12-bit analog-to-digital converters (ADCs) per channel, providing 12-bit output resolution for ultrasound receive signal digitization.
Can the AFE5808AZCF and AFE5832ZBV be used interchangeably in the same design?
No. They are not drop-in replacements. The AFE5808AZCF is an 8-channel device and the AFE5832ZBV is a 32-channel device with different package pinouts, channel counts, and system-level interfaces. Any substitution requires full validation against the manufacturer datasheets and the target design requirements.
What is the typical application for both the AFE5808AZCF and AFE5832ZBV?
Both devices are intended for medical ultrasound imaging systems, where they perform low-noise amplification, time-gain compensation, anti-alias filtering, and analog-to-digital conversion of receive-channel signals. The AFE5832ZBV's 32-channel density suits higher-channel-count systems, while the AFE5808AZCF's 8 channels suit lower-channel-count or modular architectures.
Are the AFE5808AZCF and AFE5832ZBV manufactured by the same vendor?
Yes. Both the AFE5808AZCF and AFE5832ZBV are Texas Instruments (TI) ultrasound analog front-end products. Designers should consult the respective TI datasheets for verified electrical, timing, and package specifications.