Part A
ADS7883SBDBVR
Техасские инструменты
- Lifecycle
- Active
- Stock
- 1401 ПКС
- Package
- SOT-23-6
- Series
- Сбор данных - аналогово-цифровые преобразователи (ADC)
Replacement verdict
Compatible functional replacement candidate
The ADS7886SBDBVR and ADS7883SBDBVR are functionally comparable 12-bit micro-power SAR ADCs in the same SOT-23-6 package, sharing identical pinout, supply range, and serial interface, so the ADS7883SBDBVR can serve as a candidate replacement for the ADS7886SBDBVR where its higher throughput is acceptable. Designers should validate the sampling-rate margin and timing budget in the target application before committing to the substitution.
Resolution and Interface
High match
Package and Pinout
High match
Sampling Rate
Validation required
Supply Voltage Range
High match
Parts at a glance
Part B
ADS7886SBDBVR
Техасские инструменты
- Lifecycle
- Active
- Stock
- 3915 ПКС
- Package
- SOT-23-6
- Series
- Сбор данных - аналогово-цифровые преобразователи (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 | ADS7886SBDBVR | ADS7883SBDBVR | Why it matters |
|---|---|---|---|
| Resolution | 12 bit | 12 bit | Both converters provide 12-bit resolution, so measurement granularity is equivalent for direct substitution. |
| Sampling Rate | 1 MSPS | 3 MSPS | The ADS7883 supports a higher throughput, which matters if the application needs faster sampling or wider signal bandwidth. |
| Supply Voltage (Analog and Digital) | 2.35 V to 5.25 V | 2.7 V to 5.25 V | The ADS7886 can operate at a lower minimum supply, which may be critical in low-voltage systems. |
| Input Type | Single-ended, unipolar | Single-ended, unipolar | Both accept single-ended unipolar inputs, so the signal conditioning topology can remain the same. |
| Interface | SPI-compatible serial | SPI-compatible serial | Identical serial interface simplifies firmware and digital host compatibility when swapping parts. |
| Package | SOT-23-6 (DBV) | SOT-23-6 (DBV) | Same package and pinout allow drop-in PCB replacement without layout changes. |
| Operating Temperature Range | -40 °C to +125 °C | -40 °C to +125 °C | Equivalent temperature ratings ensure both parts suit the same industrial environments. |
| Power Consumption (Typical at 5 V, 1 MSPS) | Approximately 3.9 mW | Approximately 13.5 mW | The ADS7886 consumes less power at comparable rates, which matters for battery-powered or thermally constrained designs. |
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 | ADS7883SBDBVR | ADS7886SBDBVR |
|---|---|---|
| Part Status | Active | Active |
| Number of Bits | 12 | 12 |
| Sampling Rate(Per Second) | 3M | 1M |
| Number of Inputs | 1 | 1 |
| Input Type | Single Ended | Single Ended |
| Data Interface | SPI | SPI |
| Configuration | S/H-ADC | S/H-ADC |
| Ratio - S / H: ADC | 1:1 | 1:1 |
| Number of A/D Converters | 1 | 1 |
| Architecture | SAR | SAR |
| Reference Type | Supply | Supply |
| Voltage - Supply, Analog | 2.7V ~ 5.5V | 2.35V ~ 5.25V |
| Voltage - Supply, Digital | 2.7V ~ 5.5V | 2.35V ~ 5.25V |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C |
| Series | - | microPOWER™ |
Frequently asked questions
What are the key differences between the ADS7886SBDBVR and ADS7883SBDBVR?
Both are 12-bit, 1-MSPS successive-approximation ADCs from Texas Instruments in a 6-pin SOT-23 (DBV) package with a serial SPI-compatible interface. The primary difference is the analog input configuration: the ADS7886SBDBVR provides a single-ended input, while the ADS7883SBDBVR provides a pseudo-differential input. Both operate from a 2.35 V to 5.25 V supply and share the same pinout and package footprint.
Are the ADS7886SBDBVR and ADS7883SBDBVR pin-compatible and footprint-compatible?
Yes. Both devices are offered in the same 6-pin SOT-23 (DBV) package with the same pin functions (VDD, GND, CS, SCLK, SDO, and the analog input pin). This allows a common PCB land pattern, but the analog input configuration difference (single-ended vs. pseudo-differential) must be validated for the target signal chain.
Do both devices support the same resolution and sampling rate?
Yes. Both the ADS7886SBDBVR and ADS7883SBDBVR are 12-bit SAR ADCs with a maximum throughput of 1 MSPS, as specified in the respective Texas Instruments datasheets.
What is the supply voltage range for these ADCs?
Both devices operate from a single analog supply (VDD) of 2.35 V to 5.25 V, per the Texas Instruments datasheets. The digital interface levels are referenced to VDD.
What serial interface do the ADS7886SBDBVR and ADS7883SBDBVR use?
Both use a SPI-compatible serial interface with chip select (CS), serial clock (SCLK), and serial data out (SDO) signals, supporting daisy-chain and multi-device configurations as described in the manufacturer datasheets.
Can the ADS7886SBDBVR and ADS7883SBDBVR be used interchangeably in an existing design?
They share package, pinout, resolution, throughput, and supply range, but the input configuration differs (single-ended vs. pseudo-differential). Interchangeability depends on whether the target design requires single-ended or pseudo-differential input; the analog front-end and reference connections must be verified against the respective datasheets before substitution.
What are the operating temperature ranges for these devices?
Both the ADS7886SBDBVR and ADS7883SBDBVR are specified over the industrial temperature range of -40°C to +125°C, as stated in the Texas Instruments datasheets.