Part A
AFE58JD28ZAV
Texas Instruments
- Lifecycle
- Active
- Stock
- 7063 PCS
- Package
- NFBGA-289
- Series
- Data Acquisition - Analog Front End (AFE)
Replacement verdict
Compatible functional replacement candidate
The AFE58JD28ZAV and AFE5812ZCF are both octal-channel ultrasound analog front ends from Texas Instruments sharing a compatible 14 mm × 14 mm BGA footprint and 1.8 V/3.3 V supply architecture, making the AFE58JD28ZAV a viable functional upgrade candidate for AFE5812ZCF designs. However, the AFE58JD28ZAV integrates a JESD204B serial output interface in place of the AFE5812ZCF's LVDS outputs and delivers a higher maximum sampling rate, so the digital interface, clocking, and FPGA receiver logic must be re-validated before substitution. Designs requiring pin-for-pin LVDS compatibility should confirm the interface and power-up sequence against the respective datasheets.
Output Interface
Validation required
Channel Count
High match
Package Type
High match
Maximum Sampling Rate
Validation required
Parts at a glance
Part B
AFE5812ZCF
Texas Instruments
- Lifecycle
- Active
- Stock
- 6785 PCS
- Package
- BGA-135
- Series
- Data Acquisition - 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 | AFE58JD28ZAV | AFE5812ZCF | Why it matters |
|---|---|---|---|
| Number of Channels | 16 | 8 | 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 | Higher ADC resolution provides greater dynamic range and finer signal quantization, impacting image quality and small-signal detection. |
| Maximum Sampling Rate | 65 MSPS | 40 MSPS | Sampling rate limits the achievable bandwidth and depth resolution; a lower rate may not support the same high-frequency imaging modes. |
| JESD204B Interface | Yes | No | A JESD204B serial interface reduces board routing complexity and enables higher channel-count systems; its absence changes the digital back-end design. |
| Package | NFBGA (ZAV) | NFBGA (ZCF) | Package footprint and pinout must match for board-level drop-in compatibility; differing package codes indicate non-identical mechanical layouts. |
| Supply Voltage (Analog) | 1.8 V / 3.3 V | 1.8 V / 3.3 V | Supply rails must be compatible with the existing power design; matching rails simplify substitution but must be verified against the full datasheet. |
| Integrated CW Doppler | Yes | Yes | Continuous-wave Doppler support is essential for blood-flow measurement modes; both devices include it, preserving this functional capability. |
| Digital Demodulation / Decimation | Yes | Yes | On-chip demodulation and decimation reduce FPGA processing load and data rates; both providing it supports similar digital signal-chain partitioning. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AFE58JD28ZAV | AFE5812ZCF |
|---|---|---|
| Supplier | - | Texas Instruments |
| Part Status | Active | Active |
| Number of Bits | 12, 14 | 12, 14 |
| Number of Channels | 16 | 8 |
| Power (Watts) | 64 mW | 180 mW |
| Voltage - Supply, Analog | 3.15V ~ 3.6V | 1.7V ~ 1.9V, 3.15V ~ 3.6V, 5V |
| Voltage - Supply, Digital | - | 1.7V ~ 1.9V |
| Mounting Type | Surface Mount | Surface Mount |
Frequently asked questions
What are the AFE58JD28ZAV and AFE5812ZCF?
The AFE58JD28ZAV and AFE5812ZCF are integrated analog front-end (AFE) devices from Texas Instruments intended for ultrasound and medical imaging signal chains. Both integrate a low-noise amplifier (LNA), variable-gain amplifier (VGA), anti-aliasing filter, and analog-to-digital converter (ADC) to digitize receive-channel signals.
How do the channel counts of the AFE58JD28ZAV and AFE5812ZCF differ?
The AFE58JD28ZAV is an 8-channel AFE, while the AFE5812ZCF is a 16-channel AFE. The channel count determines how many receive channels each device can digitize and is a primary selection criterion for system channel density.
What are the package differences between the AFE58JD28ZAV and AFE5812ZCF?
The AFE58JD28ZAV is supplied in a 72-pin NFBGA (ZAV) package, and the AFE5812ZCF is supplied in a 289-pin NFBGA (ZCF) package. The different pin counts and footprints mean the two devices are not drop-in replacements and require different PCB land patterns.
Do the AFE58JD28ZAV and AFE5812ZCF support the same ADC resolution and sample rate?
Both devices integrate 12-bit ADCs. The AFE58JD28ZAV provides a maximum ADC sampling rate of 65 MSPS, while the AFE5812ZCF provides a maximum ADC sampling rate of 50 MSPS. The sample-rate difference should be considered when matching the AFE to the required imaging depth and channel count.
What digital interface do the AFE58JD28ZAV and AFE5812ZCF use?
Both devices provide a low-voltage differential signaling (LVDS) output interface for transferring digitized channel data to an FPGA or digital signal processor. The interface serializes the ADC output data for transmission over differential pairs.
Can the AFE58JD28ZAV and AFE5812ZCF be used interchangeably in an existing design?
No. The devices differ in channel count (8 versus 16), package (72-pin ZAV versus 289-pin ZCF), and maximum ADC sample rate (65 MSPS versus 50 MSPS). A direct substitution is not possible without redesigning the PCB, revalidating the signal chain, and confirming the digital interface timing against the target system.
What are the typical applications for the AFE58JD28ZAV and AFE5812ZCF?
Both AFEs target medical ultrasound receive channels and similar multichannel signal-acquisition systems. The 8-channel AFE58JD28ZAV suits lower-channel-count or portable systems, while the 16-channel AFE5812ZCF suits higher-density imaging systems that require more receive channels per device.