Features
- Logic & Mixed Signal Circuits
- Highly Versatile Macro Cells
- Read Back Protection (Read Lock)
- 1.8 V (±5%) to 5 V (±10%) Supply
- Operating Temperature Range: -40°C to 85°C
- RoHS Compliant / Halogen-Free
Macrocells Overview
- Four Analog Comparators (ACMP);
- Two Voltage References (Vref);
- Seventeen Combination Function Macrocells:
- Three Selectable DFF/Latch or 2-bit LUTs;
- One Selectable Continuous DFF/Latch or 3-bit LUT;
- Four Selectable DFF/Latch or 3-bit LUTs;
- One Selectable Pipe Delay or 3-bit LUT;
- One Selectable Programmable Function Generator or 2-bit LUT;
- Five 8-bit delays/counters or 3-bit LUTs;
- Two 16-bit delays/counters or 4-bit LUTs;
- Asynchronous State Machine:
- Eight States;
- Flexible input logic from state transitions;
- Serial Communications:
- I2C Protocol compliant;
- Pipe Delay - 16 stage/3 output (Part of Combination Function Macrocell);
- Programmable Delay;
- Additional Logic Functions - 2 Deglitch Filters with Edge Detectors;
- Two Oscillators (OSC):
- Configurable 25 kHz/2 MHz;
- 25MHz Ring Oscillator;
- Crystal Oscillator;
- Eight Byte RAM + OTP User Memory:
- RAM Memory space that is readable and writeable via I2C;
- User defined initial values transferred from OTP.
Description
The SLG46531 provides a small, low power component for commonly used mixed-signal functions. The user creates their circuit design by programming the one time Non-Volatile Memory (NVM) to configure the interconnect logic, the I/O Pins and the macro cells of the SLG46531. This highly versatile device allows a wide variety of mixed-signal functions to be designed within a very small, low power single integrated circuit.
Applications
- Personal Computers and Servers
- PC Peripherals
- Consumer Electronics
- Data Communications Equipment
- Handheld and Portable Electronics
| Part Number | Status | Samples | Stock | Package | Budgetary Price (USD) | Lead Count (#) | Carrier Type | Moisture Sensitivity Level (MSL) | Pb (Lead) Free | Temp. Range (°C) | Country of Assembly | Country of Wafer Fabrication |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SLG46531V | Obsolete | N/A | Out of Stock | STQFN | 1ku | $0.626 | 20# | Tape & Reel | 1 | Yes | -40 to +85°C | CHINA, TAIWAN | TAIWAN |
- Application NotePDF 1.63 MB R19AN0534EE0200 Rev.2.00 May 06, 2026AI-generated Summary: The GreenPAK SLG46531V IC controls a single-axis solar tracker that optimizes solar panel orientation to maximize energy output by following the sun’s movement. It integrates motor control logic with light sensors and manual inputs to adjust panel positioning automatically or manually. The design includes an integrated voltage regulator for battery charging and protection circuits to ensure efficient and safe operation. Design files include schematics, BOM, and configuration files for easy implementation.Related Files:
- Application NotePDF 913 KB R19AN0533EE0200 Rev.2.00 May 05, 2026AI-generated Summary: Maze‑solving robot design using the SLG46537V IC leverages an Asynchronous State Machine, analog comparators, LUTs, and counter/delay blocks to process distance and tracker sensor inputs and encoder feedback, controlling motor speed, position, and direction for fast sensor-based navigation. The document details the required sensors, motor driver, voltage regulator, and chassis configuration.Related Files:
- Application NotePDF 330 KB R19AN0518EE0200 Rev.2.00 Apr 28, 2026The note explains how to integrate GreenPAK programmable mixed-signal devices with Arduino using Renesas' Arduino Library over I²C. It details installing the library, using macros for I²C-compatible GreenPAK chips, and simplifying code development for configuring and controlling GreenPAK functions through the Arduino IDE.
- Application NotePDF 870 KB R19AN0522EE0200 Rev.2.00 Apr 28, 2026The SLG46620V and SLG46537V GreenPAK™ devices deliver six versatile serial output methods, ranging from simple pattern generators and SPI-driven FSMs to glitch-free binary, gray code, and pipe-delay state-machine implementations. It shows how to generate reliable serial data streams in low‑power and space-constrained embedded and IoT designs, adapting across GreenPAK platforms.Related Files:
- Application NotePDF 1.36 MB R19AN0521EE0200 Rev.2.00 Apr 28, 2026A GreenPAK™ solution based on the SLG46537V IC implements a hardware‑level safety lockout that monitors an MCU "heartbeat" and enables five actuator outputs only when the MCU operates reliably. Using an ASM for control, it supports IEC 60730/61508 safety requirements, providing a compact, low‑power method for validating gas valve control in embedded and IoT applications.Related Files:
- Application NotePDF 695 KB R19AN0520EE0200 Rev.2.00 Apr 28, 2026A flammable gas monitor using a GreenPAK™ SLG46537V device continuously reads an MQ-2 sensor's analog output and cross-checks with an LM35D temperature signal. The design uses ACMPs, DFF, and RGB LED logic to trigger an alarm and visual status indication, providing a compact, low-power solution for industrial or IoT gas detection systems.Related Files:
- Application NotePDF 420 KB R19AN0511EE0200 Rev.2.00 Apr 22, 2026Build a linear sequencer using the asynchronous state machine (ASM) in the SLG46537 GreenPAK programmable mixed-signal IC. It uses the ASM, LUTs, a programmable delay (PDLY), and a delay block to control the sequencing of signal lines. This approach is ideal for applications requiring control of up to seven lines with a fixed switching delay.Related Files:
- Application NotePDF 505 KB R19AN0490EE0200 Rev.2.00 Apr 06, 2026Implement an LED flashlight mode controller using the asynchronous state machine (ASM) within the SLG46537 GreenPAK programmable mixed-signal IC. This design enables control of multiple flashlight modes - off, low, medium, high brightness, and SOS signal - using a single button. The ASM architecture ensures reliable state transitions, and the design incorporates battery voltage monitoring and current limiting.Related Files:
- Application NotePDF 509 KB Aug 06, 2021The design leverages the SLG46537V IC in combination with the SLG88102V to measure water salinity through conductivity‑to‑voltage conversion. It applies pulsed‑sensing techniques and threshold detection to distinguish between fresh, potable, and saline water levels, enabling LED‑based water‑quality indication.Related Files:
- White PaperAsynchronous state machines offer ultra-fast transitions, low static current, robust design, and voltage tolerance, ideal for IoT and portable devices. Unlike low-power microcontrollers like TI’s MSP430, Silego’s GreenPAK integrates a programmable asynchronous state machine to optimize size and battery life. This paper compares design tradeoffs and guides users in choosing between microcontrollers and asynchronous state machines.
Recommended Documents (1)
Datasheets (1)
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- Application NotePDF 1.63 MB R19AN0534EE0200 Rev.2.00 May 06, 2026AI-generated Summary: The GreenPAK SLG46531V IC controls a single-axis solar tracker that optimizes solar panel orientation to maximize energy output by following the sun’s movement. It integrates motor control logic with light sensors and manual inputs to adjust panel positioning automatically or manually. The design includes an integrated voltage regulator for battery charging and protection circuits to ensure efficient and safe operation. Design files include schematics, BOM, and configuration files for easy implementation.Related Files:
- Application NotePDF 913 KB R19AN0533EE0200 Rev.2.00 May 05, 2026AI-generated Summary: Maze‑solving robot design using the SLG46537V IC leverages an Asynchronous State Machine, analog comparators, LUTs, and counter/delay blocks to process distance and tracker sensor inputs and encoder feedback, controlling motor speed, position, and direction for fast sensor-based navigation. The document details the required sensors, motor driver, voltage regulator, and chassis configuration.Related Files:
- Application NotePDF 330 KB R19AN0518EE0200 Rev.2.00 Apr 28, 2026The note explains how to integrate GreenPAK programmable mixed-signal devices with Arduino using Renesas' Arduino Library over I²C. It details installing the library, using macros for I²C-compatible GreenPAK chips, and simplifying code development for configuring and controlling GreenPAK functions through the Arduino IDE.
- Application NotePDF 870 KB R19AN0522EE0200 Rev.2.00 Apr 28, 2026The SLG46620V and SLG46537V GreenPAK™ devices deliver six versatile serial output methods, ranging from simple pattern generators and SPI-driven FSMs to glitch-free binary, gray code, and pipe-delay state-machine implementations. It shows how to generate reliable serial data streams in low‑power and space-constrained embedded and IoT designs, adapting across GreenPAK platforms.Related Files:
- Application NotePDF 1.36 MB R19AN0521EE0200 Rev.2.00 Apr 28, 2026A GreenPAK™ solution based on the SLG46537V IC implements a hardware‑level safety lockout that monitors an MCU "heartbeat" and enables five actuator outputs only when the MCU operates reliably. Using an ASM for control, it supports IEC 60730/61508 safety requirements, providing a compact, low‑power method for validating gas valve control in embedded and IoT applications.Related Files:View More (10)
Application Notes & White Papers (10)
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Errata & Technical Updates (1)
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Discover GreenPAK™, a configurable mixed‑signal IC platform that replaces discrete logic and streamlines system design. By combining analog, digital, and power functions in a compact, low‑power device, GreenPAK enables fast customization through an intuitive GUI without added complexity. Engineers can reduce BOM cost, lower power consumption, simplify PCB routing, accelerate time‑to‑market, and take advantage of in‑system configurability, making GreenPAK a strong fit for building smarter and more efficient designs across a wide range of applications.
The video introduces how GreenPAK™ enables engineers to create custom mixed‑signal IC designs quickly and easily. It highlights how GreenPAK simplifies development, helping teams turn ideas into flexible, working solutions without complex hardware redesigns.
Additional Videos
Support Communities
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GreenPAK Solar Tracker design presented in a new application note
Check out the app note below where proposed design shows that the single axis solar tracker with voltage regulator can be realized using the SLG46531V GreenPAK: https://www.dialog-semiconductor.com/AN-CM-269
Feb 4, 2019