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AD7452 - 12-Bit ADC

General Description

The AD74521 is a 12-bit, high speed, low power, successive approximation (SAR) analog-to-digital converter that

Key Features

  • Specified for VDD of 3 V and 5 V Low power at max throughput rate: 3.3 mW max at 555 kSPS with 3 V supplies 7.25 mW max at 555 kSPS with 5 V supplies Fully differential analog input Wide input bandwidth: 70 dB SINAD at 100 kHz input frequency Flexible power/serial clock speed management No pipeline delays High speed serial interface: SPI®/QSPI™/.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Differential Input, 555 kSPS 12-Bit ADC in an 8-Lead SOT-23 AD7452 FEATURES Specified for VDD of 3 V and 5 V Low power at max throughput rate: 3.3 mW max at 555 kSPS with 3 V supplies 7.25 mW max at 555 kSPS with 5 V supplies Fully differential analog input Wide input bandwidth: 70 dB SINAD at 100 kHz input frequency Flexible power/serial clock speed management No pipeline delays High speed serial interface: SPI®/QSPI™/MICROWIRE™/DSP compatible Power-down mode: 1 µA max 8-lead SOT-23 package FUNCTIONAL BLOCK DIAGRAM VDD VIN+ T/H VIN– VREF 12-BIT SUCCESSIVE APPROXIMATION ADC SCLK AD7452 SDATA CONTROL LOGIC CS 03154-A-001 APPLICATIONS Transducer interface Battery-powered systems Data acquisition systems Portable instrumentation Motor control GND Figure 1.