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AD7453 - 12-Bit ADC

Description

The AD7453 is a 12-bit, high speed, low power, successive approximation (SAR) analog-to-digital converter that

Features

  • Specified for VDD of 2.7 V to 5.25 V Low power at max throughput rate: 3.3 mW max at 555 kSPS with VDD = 3 V 7.25 mW max at 555 kSPS with VDD = 5 V Pseudo 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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Pseudo Differential, 555 kSPS 12-Bit ADC in an 8-Lead SOT-23 AD7453 FEATURES Specified for VDD of 2.7 V to 5.25 V Low power at max throughput rate: 3.3 mW max at 555 kSPS with VDD = 3 V 7.25 mW max at 555 kSPS with VDD = 5 V Pseudo 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 AD7453 SDATA CONTROL LOGIC CS 03155-A-001 APPLICATIONS Transducer interface Battery-powered systems Data acquisition systems Portable instrumentation GND Figure 1.
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