Microchip Technology ATSAML21G18B-AUT, 32bit ARM Cortex M0 Microcontroller, 48MHz, 256 kB Flash, 48-Pin TQFP

Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

The ultra-low-power ATSAML21 based Flash microcontroller (MCU) feature sophisticated power management technologies and consumes under 35 μA/MHz in active mode and 200nA in Sleep mode. In addition to ultra-low-power performance, these devices feature Full Speed USB host and device, Event System and Sleepwalking, 12-bit analog, AES, capacitive touch sensing, built in opAmps and much more.

ARM Cortex-M0+ CPU running at up to 48MHz
256KB in-system self-programmable Flash
8KB Flash Read-While-Write section
32KB SRAM Main Memory
8KB SRAM Low power Memory
Operating voltage: 1.62V – 3.63V
Ultra Low Power Architecture consuming under 35uA/MHz in Active mode
Idle, Standby, Backup, and Off sleep modes
Battery backup support
Two Performance Levels
Embedded Buck/LDO regulator supporting on-the-fly selection
Peripheral Touch Controller (PTC)
Wake-up on touch in standby mode
Two-pin Serial Wire Debug (SWD) programming, test and debugging interface

Specifications
Attribute Value
Family Name SAM L1
Package Type TQFP
Mounting Type Surface Mount
Pin Count 48
Device Core ARM Cortex M0
Data Bus Width 32bit
Program Memory Size 256 kB
Maximum Frequency 48MHz
RAM Size 32 kB
USB Channels 1
ADC Channels 14
Number of SPI Channels 6
Typical Operating Supply Voltage 3.63 V
Number of UART Channels 1
Length 7mm
Dimensions 7 x 7 x 1.05mm
Number of Timers 2
Number of LIN Channels 1
Number of ADC Units 1
Minimum Operating Temperature -40 °C
Timer Resolution 16 bit, 24 bit
ADC Resolution 12bit
Number of USART Channels 1
ADCs 1 (14 x 12 bit)
Width 7mm
Maximum Operating Temperature +85 °C
Height 1.05mm
Number of I2C Channels 6
Program Memory Type Flash
2488 In stock for FREE next working day delivery
Price Each (In a Pack of 2)
£ 3.60
(exc. VAT)
£ 4.32
(inc. VAT)
Units
Per unit
Per Pack*
2 - 8
£3.60
£7.20
10 - 22
£3.38
£6.76
24 - 98
£3.18
£6.36
100 +
£2.975
£5.95
*price indicative
Packaging Options:
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