The SIM3U134-B-GMR is a 32-bit microcontroller based on the ARM Cortex-M3 architecture, capable of operating at a maximum frequency of 80 MHz. It features a range of memory options, including 32 to 256 kB of in-system programmable Flash memory and 8 to 32 kB of SRAM, which includes 4 kB of retention SRAM. The device supports a 16-channel DMA controller and an external bus interface that can accommodate up to 16 MB of external memory, as well as a parallel LCD interface with QVGA resolution. Power management capabilities include a low drop-out (LDO) regulator, a power-on reset circuit, and brownout detectors. The microcontroller can operate with a supply voltage ranging from 2.7 to 5.5 V when the regulator is enabled, and from 1.8 to 3.6 V when it is disabled. It also supports multiple power modes for low power optimization, with a low current mode drawing as little as 85 nA. The SIM3U134-B-GMR includes various analog peripherals, such as two 12-bit ADCs, two 10-bit DACs, and low-current comparators. For digital communication, it offers multiple interfaces, including USARTs, UARTs, SPIs, and I2C. The device also features a range of timers and counters, including a real-time clock and a watchdog timer. With a temperature range of -40 to +85 ¬8C and available in multiple package options, including QFN and TQFP, the SIM3U134-B-GMR is suitable for a variety of applications requiring high performance and low power consumption.
Win Source Part Number: 1263561-SIM3U134-B-G
Category: Integrated Circuits (ICs)>Embedded - Microcontrollers
Series: SiM3U1xx
Core Processor: ARM® Cortex®-M3
Speed: 80MHz
Package: Tape & Reel (TR)
Standard Package: 2,500
Mounting: SMD (SMT)
Core Size: 32-Bit Single-Core
Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART, USB
Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O: 28
Program Memory Size: 32KB (32K x 8)
Program Memory Type: FLASH
RAM Size: 8K x 8
Data Converters: A/D 18x12b; D/A 2x10b
Oscillator Type: Internal
Package / Case: 40-VFQFN Exposed Pad
Supplier Device Package: 40-QFN (6x6)
Temperature Range - Operating: -40°C ~ 85°C (TA)
Supply Voltage - Operating: 1.8V ~ 3.6V
ECCN: 5A992C
Fake Threat In the Open Market: 78 pct.
MSL Level: 2 (1 Year)
HTSUS: 8542.31.0001
Mfr: Silicon Labs
Base Product Number: SIM3U134
Product Status: Not For New Designs
Microcontroller Product overview: SIM3U134-B-GMR from Silicon Labs is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, Embedded Microcontroller MCU, Microcontrollers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-SIM3U134-B-GMR can be used for catalog matching and distributor lookup.
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ARM® Cortex®-M3 SiM3U1xx Microcontroller IC 32-Bit Single-Core 80MHz 32KB (32K x 8) FLASH 40-QFN (6x6)
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | VAST STOCK CO., LIMITED | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 1263561-SIM3U134-B-GMR | 685-SIM3U134-B-GMR | SIM3U134-B-GMR-ND | SIM3U134-B-GMR | SIM3U134-B-GMR | SIM3U134-B-GMR | SIM3U134-B-GMR |
| Product Name | Integrated Circuits (ICs) - Embedded - Microcontrollers | Embedded Microcontroller MCU | Microcontrollers | ARM Microcontrollers - MCU | Embedded - Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | Microcontrollers |
| Data Bus | 32 Bit | 32 Bit | 32 Bit; 32-Bit | 32 Bit | 32 Bit; 32-Bit Single-Core | ||
| Clock Speed | 80 MHz | 80 MHz | 80 MHz | 80 MHz | |||
| RAM | 32 KB | 8 KB | 8 KB | 8 KB | |||
| ROM Type | Flash; FLASH | Flash | Flash; FLASH | ||||
| Supply Voltage | 1.8 to 3.6 volts | 1.8 to 3.6 volts | 3.6 volts |
