15 Bit 192 kS/s Sigma-Delta ADC

Overview

The ADC IP is a general-purpose sigma-delta converter and it is configurable for conversion speed and power consumption with adaptable oversampling ratio.

It is built using typical second order architecture using correlated-double-sampling method. The target application is sampling of transient input voltages with 8k S/s with
low-power and 192 kS/s respectively.

The ADC IP includes reference voltage generation (optional) and 4-to-1 input multiplexer (optional) providing 4 differential input channels.

The ADC is silicon proven in Automotive mass production using the XFAB XH018 process. Measurement results and samples are available.

Fraunhofer IIS provides a detailed documentation and support for the IP integration. Modifications, extensions and technology ports of the IP are available on request.

Key Features

  • Resolution: 15 bit
  • Conversion rate: 192 kSps
  • Power consumption: 4.6 mW @ 1.8V
  • ENOB: 10 bit
  • Operation clock: 12.3 MHz
  • Input voltage range: ± 1.0V
  • Operating temperature - 40 – 175°C

Benefits

  • Accelerated design service
  • Design safety (first-time-right)
  • Customer-specific flexible IPs
  • Automated DfR and verification
  • Seamless technology migration

Block Diagram

15 Bit 192 kS/s Sigma-Delta ADC Block Diagram

Deliverables

  • GDSII data
  • Simulation model
  • Documentation
  • Integration and customizing support

Technical Specifications

Foundry, Node
XFAB XH018 180 nm
Maturity
silicon proven, Automotive mass production
Availability
now
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Semiconductor IP