Ideal for control applications that need to drive a segment LCD panel, the S3A6 MCU Group has the optimal combination of low power and high performance, with an ARM®
Cortex®
-M4 CPU core running up to 48 MHz, 256 KB of flash memory, and 32 KB of SRAM. It includes a segment LCD controller, Capacitive Touch Sensing Unit, USB 2.0 Full-Speed, 14-bit A/D Converter, 12-bit D/A Converter, temperature sensor, and safety and security features.
Appliance Control
Simultaneous control using precision timers, analog measurement, capacitive touch input, and multiple I/O, make the S3A6 Group MCUs an excellent fit for home appliance applications. The S3A6 Group’s self-test capability, in compliance with IEC 60730 Household Appliance Safety Standards, simplifies product certification.
48 MHz Arm® Cortex®-M4 CPU
Memory
Code flash (256 KB)
Data flash (8 KB)
SRAM (32 KB)
Flash Cache
Memory Protection Unit
Analog
14-Bit A/D Converter (25 ch.)
12-Bit D/A Converter
Low-Power Analog Comparator x2
OPAMP x4
Temperature Sensor
Timing & Control
General PWM Timer 32-Bit x2
General PWM Timer 16-Bit x6
Asynchronous General Purpose Timer x2
WDT
HMI
Capacitive Touch Sensing Unit (27 ch.)
Segment LCD Controller
Connectivity
USBFS
CAN | SPI x2
Serial Communications Interface x4
II2C x3 | SSI x2
System & Power Management
DMA Controller (4 ch.)
Data Transfer Controller
Event Link Controller
Low Power Modes
Multiple Clocks
Port Function Select
RTC
SysTick
Low Voltage Detection
Safety
ECC in SRAM
SRAM Parity Error Check
Flash Area Protection
ADC Diagnostics
Clock Frequency Accuracy Measurement Circuit
CRC Calculator
Data Operation Circuit
Port Enable Output for GPT
IWDT
Security and Encryption
128-Bit Unique ID
TRNG
AES (128/256)
GHASH
Key Features: S3A6 Series
| PROCESSOR CORE | |
|---|---|
| Package Type | LGA, QFN, LQFP |
| Pin Count | 40 to 100 |
| Operating Voltage Range (V) | 1.6 - 5.5 |
| Operating Temperature Range (degC) | -40 to 105 |
| MEMORY | |
| Code Flash (KB) | 256 |
| Data Flash (KB) | 8 |
| SRAM (KB) | 32 |
| CONNECTIVITY | |
| CAN (ch) | 1 |
| Serial Communiation Interface (ch) | 4 |
| IrDA | No |
| QSPI | No |
| SPI (ch) | 1 to 2 |
| External Memory Bus | No |
| USBFS | Yes |
| SDHI | No |
| SYSTEM & POWER MANAGEMENT | |
| DMA Controller (ch) | 4 |
| Data Transfer Controller | 1 |
| RTC | 1 |
| TIMING AND CONTROL | |
| General PWM Timer 32-Bit (ch) | 0 |
| Asynchronous General purpose Timer | 0 to 2 |
| WDT | 1 |
| ANALOG | |
|---|---|
| 12-Bit A/D Converter (ch) | 0 |
| 14-Bit A/D Converter (ch) | 11 to 25 |
| 16-Bit A/D Converter (ch) | 0 |
| 24-Bit Sigma-Delta A/D Converter (ch) | 0 |
| 12-Bit D/A Converter (ch) | 1 |
| 8-Bit D/A Converter (ch) | 2 |
| General PWM Timer 16-Bit (ch) | 2 to 6 |
| High-Speed Analog Comparator (ch) | 0 |
| Low-Power Analog Comparator (ch) | 1 to 2 |
| OPAMP (ch) | 0 to 4 |
| Temperature Sensor (ch) | 1 |
| HMI | |
| Capacitive Touch Sensing Unit (ch) | 10 to 27 |
| Segment LCD Controller | Yes/No (depend on device) |
| SECURITY AND ENCRYPTION | |
| 128-bit Unique ID | Yes |
| TRNG | Yes |
| AES (128/256) | Yes |
| GHASH | Yes |
| Safety | Yes |
| ECC SRAM | Yes |
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