Part A
ADS5463IPFP
Texas Dụng cụ
- Lifecycle
- Active
- Stock
- 6870 PCS
- Package
- HTQFP-80
- Series
- Data Acquisition - Analog to Digital Converters (ADC)
Replacement verdict
Not a drop-in replacement
The ADS5463IPFP and ADS5411IPGP are both 12-bit analog-to-digital converters, but they differ fundamentally in sampling rate, analog input architecture, package footprint, and power consumption. The ADS5463IPFP delivers 500 MSPS with differential analog inputs in a TQFP-80 package, while the ADS5411IPGP provides 105 MSPS with single-ended inputs in a HTQFP-52 package. These differences in speed, input configuration, and physical footprint prevent direct board-level substitution without redesign of the signal chain, clocking, and layout.
Different sampling rate
Different analog input architecture
Different package footprint
Different power consumption
Parts at a glance
Part B
ADS5411IPGP
Texas Dụng cụ
- Lifecycle
- Active
- Stock
- 960 PCS
- Package
- TQFP-52
- Series
- Data Acquisition - Analog to Digital Converters (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 | ADS5411IPGP | Why it matters |
|---|---|---|---|
| Resolution | 12 bit | 11 bit | Resolution determines the number of discrete levels the ADC can represent; a 12-bit device provides finer quantization than an 11-bit device, affecting achievable SNR and dynamic range. |
| Sampling Rate | 500 MSPS | 105 MSPS | Maximum sample rate defines the input bandwidth the ADC can digitize; the ADS5463 supports much higher-speed signals than the ADS5411. |
| Input Type | Differential | Differential | Differential inputs improve common-mode noise rejection and even-order harmonic performance; both parts share this architecture. |
| Supply Voltage | 3.3 V analog / 3.3 V digital | 3.3 V analog / 3.3 V digital | Supply requirements determine power-rail compatibility with the surrounding system; both devices operate from a 3.3 V rail. |
| Output Interface | Parallel LVDS | Parallel CMOS | The output interface dictates how the digital data is captured by downstream logic; LVDS offers better signal integrity at high speeds while CMOS is simpler to interface. |
| Package | 80-pin HTQFP (PFP) | 52-pin HTQFP (PGP) | Package footprint and pin count affect PCB layout and mechanical compatibility; the two parts are not drop-in replacements. |
| Power Consumption | Approx. 2.2 W | Approx. 1.0 W | Power dissipation impacts thermal design and system efficiency; the higher-speed ADS5463 consumes significantly more power. |
| Operating Temperature Range | -40 °C to +85 °C | -40 °C to +85 °C | Industrial temperature range ensures reliable operation across harsh environments; both parts meet the same range. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | ADS5463IPFP | ADS5411IPGP |
|---|---|---|
| Supplier | - | Rochester Electronics, LLC,Texas Instruments |
| Part Status | Active | Active |
| Number of Bits | 12 | 11 |
| Sampling Rate(Per Second) | 500M | 105M |
| Number of Inputs | 1 | 1 |
| Input Type | Differential | Differential |
| Data Interface | Parallel | LVDS - 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 | 3V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
Frequently asked questions
What are the key differences between the ADS5463IPFP and ADS5411IPGP?
The ADS5463IPFP is a 12-bit, 500-MSPS analog-to-digital converter in a 100-pin HTQFP package, while the ADS5411IPGP is an 11-bit, 105-MSPS ADC in a 100-pin HTQFP package. The ADS5463 offers higher resolution and a significantly higher sampling rate, whereas the ADS5411 targets lower-speed, lower-power applications.
Do the ADS5463IPFP and ADS5411IPGP share the same package and pinout?
Both devices are offered in a 100-pin HTQFP (PFP/PGP) package, but they are not pin-compatible. The ADS5463IPFP and ADS5411IPGP have different pin functions and supply arrangements, so a direct board-level swap is not possible without design changes.
What are the maximum sampling rates of these two ADCs?
The ADS5463IPFP supports a maximum sampling rate of 500 MSPS, while the ADS5411IPGP supports a maximum sampling rate of 105 MSPS. The higher rate of the ADS5463 makes it suitable for wideband signal capture, while the ADS5411 suits lower-bandwidth digitization.
How do the resolutions of the ADS5463IPFP and ADS5411IPGP compare?
The ADS5463IPFP provides 12-bit resolution, and the ADS5411IPGP provides 11-bit resolution. The extra bit on the ADS5463 yields finer quantization and better dynamic range for demanding signal-chain designs.
What are the typical power consumption figures for these devices?
The ADS5463IPFP typically dissipates approximately 2.2 W at 500 MSPS, whereas the ADS5411IPGP typically dissipates approximately 1.1 W at 105 MSPS. The higher power of the ADS5463 reflects its higher speed and resolution.
What input interface and output format do these ADCs use?
Both the ADS5463IPFP and ADS5411IPGP accept differential analog inputs and provide parallel LVDS-compatible digital outputs. This common interface style allows both parts to connect to FPGAs and digital signal processors using standard LVDS receivers.
Are the ADS5463IPFP and ADS5411IPGP drop-in replacements for each other?
No. Despite sharing a 100-pin HTQFP package family, the ADS5463IPFP and ADS5411IPGP differ in resolution, sampling rate, power, pin functions, and external component requirements. Substitution requires full validation against the respective manufacturer datasheets and the target design.