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The ADS127L14IRSHR is a four-channel, synchronous sampling, 512kSPS wideband 24-bit Δ-Σ analog-to-digital converter (ADC), suitable for fields requiring high-precision measurement, such as medical devices, industrial automation, and test and measurement instruments.

The main features of ADS127L14IRSHR include:

Measure four channels simultaneously

• Broadband filter mode: up to 512kSPS

• Power scalable speed mode:

- Maximum speed: 512kSPS

• 83mW

-High speed: 400kSPS

• 64mW

- Medium speed: 200kSPS

• 37mW

-Low speed: 50kSPS

• 12mW

• AC performance and DC accuracy: (High-speed mode)

Dynamic range at -200 KSPS: 112dB (typical value)

-THD: -118dB (typical value)

-INL: FSR is 1ppm (typical value)

- Temperature drift: 10nV/°C (typical value)

-Gain drift: 0.5ppm/°C (typical value)

• Pre-charge buffer signal input

Programming can be done through pin Settings or SPI

• Frame synchronization port for outputting data

• Internal or external clock operation

• Analog power supply voltage: 2.85V to 5.5V

Brief Introduction

The ADS127L14IRSHR is a 24-bit Δ-Σ analog-to-digital converter (ADC) based on the single-channel ADS127L11. The ADS127L14IRSHR device is capable of sampling four channels simultaneously at a data rate of up to 512kSPS (wideband filter mode).

Application field

The ADS127L14IRSHR is suitable for high-precision measurement fields, such as medical equipment, industrial automation, test and measurement instruments, etc. Its high resolution and low power consumption make it particularly suitable for signal sampling and processing in high noise environments ‌.

Technical Specification

The ADS127L14IRSHR has the following main specifications:

Resolution: 24 bits

Number of channels: 4 channels

Interface type: SPI

Sampling ratio: 512 Ks/s

Input type: Differential

Structure: Sigma-Delta

Analog power supply voltage: 2.85V to 5.5V

Digital power supply voltage: 1.65V to 1.95V

SNR - Signal-to-Noise Ratio: 111 dB

Minimum operating temperature: -40 ° C

Maximum operating temperature: + 125 ° C

Package/Box: VQFN-56

Development Kit: ADS127L18EVM-PDK

Gain error: 200 FSR

Inl-integral nonlinearity: 4 FSR

Number of converters: 4 Converters

Output type: Open Drain

Pd- Power dissipation: 165 mW

Power consumption: 83 mW

Product type: ADCs-Analog to Digital Converters

Reference types: External, Internal

Reference voltage: 2.5V

SFDR - Stray dynamic range: 110 dB

Shutdown: No Shutdown

Power supply voltage - Maximum: 5.5V

Power supply voltage - minimum: 2.85V

THD - Total Harmonic distortion: -108 dB

To obtain a quotation for [ADS127L14IRSHR] products, please contact Mingjiada Electronics online at www.hkmjd.com.