Part A
ADS5463IPFP
Texas Instruments
- Lifecycle
- Active
- Stock
- 6870 PCS
- Package
- HTQFP-80
- Series
- Acquisição de dados - Analogo para Convertedores Digitais (ADC)
Replacement verdict
Compatible functional replacement candidate
The ADS5463IPFP and ADS5424IPGPR are both 14-bit analog-to-digital converters offering comparable sampling performance and a shared parallel LVDS output interface, making them viable functional candidates in overlapping applications. However, the ADS5463IPFP provides a higher maximum sample rate and a wider analog input bandwidth, while the ADS5424IPGPR offers a higher signal-to-noise ratio and a different package footprint. Designers should validate power supply requirements, package compatibility, and thermal considerations before substituting one device for the other in an existing design.
Resolution and Sample Rate
Validation required
Output Interface Type
High match
Package Type
Validation required
Analog Input Bandwidth
Validation required
Parts at a glance
Part B
ADS5424IPGPR
Texas Instruments
- Lifecycle
- Active
- Stock
- 3361 PCS
- Package
- TQFP-52
- Series
- Acquisição de dados - Analogo para Convertedores Digitais (ADC)
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | ADS5463IPFP | ADS5424IPGPR | Why it matters |
|---|---|---|---|
| Resolution | 12 bit | 14 bit | Higher resolution provides finer quantization and better dynamic range, so a 14-bit part cannot be directly substituted where 12-bit accuracy is specified without re-evaluating system performance. |
| Sampling Rate | 500 MSPS | 105 MSPS | The maximum sample rate determines the achievable signal bandwidth; the much faster ADS5463 supports wider-bandwidth applications that the ADS5424 cannot match. |
| Input Type | Differential | Differential | Both use differential inputs, so the analog front-end interface topology is compatible, though drive requirements differ with speed. |
| Supply Voltage | 3.3 V analog / 3.3 V digital | 5 V analog / 3.3 V digital | Differing analog supply rails affect board power design and level shifting; the ADS5424 requires a 5 V analog rail while the ADS5463 runs on 3.3 V. |
| Output Interface | Parallel LVDS | Parallel CMOS | The digital output format dictates the receiver logic and PCB routing; LVDS versus CMOS outputs are not pin-compatible and require different capture circuitry. |
| Package | 80-pin HTQFP (PFP) | 64-pin HTQFP (PGP) | Different package footprints and pin counts mean the two devices are not drop-in replacements and require different PCB layouts. |
| Power Consumption | Approx. 2.2 W | Approx. 1.4 W | Power dissipation impacts thermal design and supply sizing; the higher-speed ADS5463 consumes more power, requiring more thermal headroom. |
| Operating Temperature Range | -40 to +85 °C | -40 to +85 °C | Identical industrial temperature ranges mean both parts suit the same environmental conditions, so thermal environment is not a differentiator. |
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 | ADS5463IPFP | ADS5424IPGPR |
|---|---|---|
| Supplier | - | Texas Instruments |
| Part Status | Active | Active |
| Number of Bits | 12 | 14 |
| Sampling Rate(Per Second) | 500M | 105M |
| Number of Inputs | 1 | 1 |
| Input Type | Differential | Differential |
| Data Interface | Parallel | Parallel |
| Configuration | S/H-ADC | S/H-ADC |
| Ratio - S / H: ADC | 1:1 | 1:1 |
| Number of A/D Converters | 1 | 1 |
| Architecture | Pipelined | Pipelined |
| Reference Type | Internal | Internal |
| Voltage - Supply, Analog | 3V ~ 3.6V, 5V | 5V |
| Voltage - Supply, Digital | 3V ~ 3.6V | 5V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
Frequently asked questions
What are the key differences between the ADS5463IPFP and ADS5424IPGPR?
The ADS5463IPFP is a 12-bit, 500-MSPS analog-to-digital converter, while the ADS5424IPGPR is a 14-bit, 105-MSPS ADC. The ADS5463IPFP offers higher sampling speed with lower resolution, whereas the ADS5424IPGPR provides higher resolution at a lower sampling rate. Both are manufactured by Texas Instruments.
Do the ADS5463IPFP and ADS5424IPGPR use the same package type?
No. The ADS5463IPFP is supplied in a 52-pin HTQFP (PowerPAD) package, while the ADS5424IPGPR is supplied in a 52-pin HTQFP package as well, but the two devices are distinct product families with different pin assignments and should not be treated as pin-compatible without verification against the respective datasheets.
What are the input signal ranges and interfaces of these two ADCs?
The ADS5463IPFP accepts a differential analog input and provides parallel LVDS-compatible output data. The ADS5424IPGPR also uses a differential analog input and provides parallel CMOS-compatible output data. Designers should confirm the exact input voltage range and output logic levels from the respective TI datasheets before interfacing.
Can the ADS5463IPFP and ADS5424IPGPR be used interchangeably in an existing design?
No. They differ in resolution (12-bit vs 14-bit), maximum sampling rate (500 MSPS vs 105 MSPS), output interface type, and pinout. A direct drop-in substitution is not supported; any replacement requires full validation against the target design's timing, interface, and PCB layout requirements.
What are the typical applications for each device?
The ADS5463IPFP, with its 500-MSPS sampling rate, is suited to high-speed signal acquisition such as test and measurement, radar, and wideband communications. The ADS5424IPGPR, with 14-bit resolution at 105 MSPS, is suited to applications requiring higher dynamic range such as medical imaging, instrumentation, and baseband communications.
What power supply voltages do these ADCs require?
Both devices operate from a single 5 V analog supply with a separate 3.3 V digital supply, consistent with their respective TI datasheets. Designers should verify the exact recommended operating conditions and decoupling requirements from the official datasheets before finalizing the power design.
Are evaluation modules or reference designs available for these parts?
Texas Instruments provides evaluation modules and reference documentation for both the ADS5463 and ADS5424 families. Customers should consult the official TI product pages to confirm current availability of evaluation boards and reference designs for the specific IPFP and IPGPR orderable variants.