Overview
Description
The S1JA Group MCU is used as an example due to its highly integrated, high-accuracy analog capabilities and offers a complete analog solution for signal conditioning and measurement. The S1JA Group has 256KB flash memory, 32KB SRAM memory, and a wide operating voltage range of 1.6V to 5.5V. It includes a 16-bit SAR ADC, 24-bit Sigma-Delta ADC, comparators, operational amplifiers, and DACs.
Commercial software worth over $100K which is available to developers using the Synergy Platform for no charge and with unlimited production license rights. The production-ready SSP is fully tested, maintained, and supported by Renesas.
Features
- 32MHz Arm® Cortex®-M23 CPU
- Highly integrated, high-accuracy analog capabilities
- Complete analog solution for signal conditioning and measurement
- Wide operating voltage range of 1.6V to 5.5V
- 16-bit SAR ADC, 24-bit Sigma-Delta ADC comparators, operational amplifiers, and DACs
Comparison
Applications
Design & Development
Software & Tools
Sample Code
Boards & Kits
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

Support
Support Communities
Resources
Support Communities
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New project for S1JA
Hi. I am working with e2studio 7.8.0 and SSP 1.5.3. When I try to create a new project for the MCU S1JA, the project is created, but the script folder is empty. The S1JA.LD file is not created Can someone tell me what is the ...
Oct 26, 2020 -
S1JA - R_PFS->Pmn Port functions
I am trying to find a way to set the GPIO Port output high or low(1 or 0) with direct bit access, reading the S1JA Manual it seems that you can do this with the following code : R_PFS->P205PFS_b.PODR = 1; // High R_PFS->P205PFS ...
Nov 6, 2019 -
S1JA SSP 2.0.0 hal r_sdadc sdadc Calibration
Hi, I am trying to configure the S1JA sdadc in single-ended positive mode, I have a design that gives me a +0.6V measured from 1V ref(VBIAS set to internal 1V output), the 0.6V is on the P100 pin, so if you measure with a meter using ...
Nov 4, 2021
FAQs
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Application Brief: Instrumentation Amplifier with S1JA
Overview This application brief outlines the design of an instrumentation amplifier using the Operational Amplifiers (OpAmps) available within the Synergy S1JA MCU. The Analog Connect module is used to make the internal analog connections for the OpAmps and to route the external signals (Analog IOs) to the OpAmp inputs and ...
Jan 1, 1970 -
What are the special analog features and capabilities in the S1JA Group?
S1JA Group MCUs integrates a sensor-biasing unit that supplies accurate power to the external sensor, and a highly configurable analog fabric that processes complex algorithms to maximize signal conditioning and precise analog measurements. On-chip analog components include a high accuracy 16-bit analog-to-digital converter (ADC), 24 ...
Nov 27, 2018 -
How is the new Synergy S1JA MCU Group positioned within the S1 series? and how does it compare to the other Synergy MCU Series – S3, S5, and S7?
The S1JA Group of MCUs is the third set of devices in the S1 Series and integrate best-in-class programmable analog and security functions for high-accuracy sensor signal acquisition and conditioning. And also offering the high performance, large memory size required for advanced system. A quick comparison of ...
Nov 27, 2018