ADCV08832CIM/NOPB

Analog To Digital Converters (ADC) Overview

The ADCV08832CIM/NOPB is a low voltage, 8-bit successive approximation analog-to-digital converter manufactured by Texas Instruments. It features a 3-wire serial interface compliant with the MICROWIRE standard and includes an integrated sample/hold function. The device operates on a single supply ranging from 2.7V to 5.5V, supporting analog input voltages from GND to VCC. It offers configurable single-ended, differential, or pseudo-differential input modes. Key electrical specifications include a maximum conversion time of 16 µs at a 500 kHz clock frequency, a total unadjusted error of ±0.8 LSB, and power dissipation of 1.7 mW in active mode.

Analog To Digital Converters (ADC) Feature Summary

• 8-bit resolution with SAR architecture and 3-wire MICROWIRE serial interface
• Integrated sample/hold function allowing analog variation during conversion
• Configurable multiplexer for single-ended, differential, or pseudo-differential inputs
• Low power consumption: 1.7 mW active, <0.1 µW in power down mode

Analog To Digital Converters (ADC) Applications

• Digitizing sensors and waveforms
• Process control monitoring
• Remote sensing in noisy environments
• Instrumentation systems
• Embedded systems requiring low power operation

Analog To Digital Converters (ADC) Procurement Notes

Verify that the component matches the industrial temperature range specification of −40°C to +125°C. Confirm the package marking corresponds to M08A for the SOIC-8 variant. Ensure the ordering suffix indicates compliance with lead-free standards as specified by the NOPB designation. Cross-reference the manufacturer documentation to confirm current production status and availability.

Analog To Digital Converters (ADC) Selection Notes

Select this component when a low pin-count serial interface is required for microcontroller integration. The device is suitable for applications needing a wide analog input range relative to the supply voltage. Consider the 13 pF input capacitance and 300 Ω source resistance requirements for signal conditioning design. Verify that the system clock frequency falls within the 10 kHz to 1000 kHz operational range for optimal performance.

Analog To Digital Converters (ADC) Part Context

The ADCV08832CIM/NOPB is part of the ADCV08832 family, which serves as a pin-compatible replacement for the TLV0832 and ADC0832. It is distributed under Texas Instruments following their acquisition of National Semiconductor assets. The device utilizes an SOIC-8 surface-mount package designed for compact circuit board layouts.

Analog To Digital Converters (ADC) Replacement Considerations

The datasheet identifies the ADCV08832 as a superior pin-compatible replacement for the TLV0832 and ADC0832. Designers should verify pinout compatibility and voltage level tolerances when substituting these legacy components.

Analog To Digital Converters (ADC) FAQ

How does the ADCV08832 handle common-mode signals?

In differential mode, common-mode signals are cancelled; however, AC common-mode signals may cause conversion errors proportional to their frequency and peak voltage relative to the conversion time.

What is the recommended logic level for digital inputs?

To minimize static power dissipation, digital logic levels for CLK, CS, and DI should equal the converter's supply voltage (VCC), although TTL high levels are electrically valid.

Can the DI and DO lines be tied together?

Yes, the DI and DO lines may be tied together and controlled through a bi-directional processor I/O bit because the DI input is only valid during the MUX addressing interval while DO remains in high impedance.