ATSAM4LS4BA-AU

ATMEL  ATSAM4LS4BA-AU  微控制器, 32位, SAM4L系列, ARM 皮质-M4, 48 MHz, 256 KB, 32 KB, 64 引脚, TQFP

Description

Atmel"s SAM4L series is a member of a family of Flash microcontrollers based on the high per formance 32-bit ARM Cortex-M4 RISC processor running at frequencies up to 48MHz.

The processor implements a Memory Protection Unit MPU and a fast and flexible interrupt controller for supporting modern and real-time operating systems.

Features

• Core

   – ARM® CortexTM-M4 running at up to 48MHz

   – Memory Protection Unit MPU

   – Thumb®-2 instruction set

• picoPower® Technology for Ultra-low Power Consumption

   – Active mode downto 90µA/MHz with configurable voltage scaling

   – High performance and efficiency: 28 coremark/mA

   – Wait mode downto 3µA with fast wake-up time <1.5µs supporting SleepWalking

   – Full RAM and Logic Retention mode downto 1.5µA with fast wake-up time <1.5µs

   – Ultra low power Backup mode with/without RTC downto 1,5/0.9µA

• Memories

   – From 128 to 512Kbytes embedded Flash, 64-bit wide access,

• 0 wait-state capability up to 24MHz

   – up to 64Kbytes embedded SRAM

• System Functions

   – Embedded voltage linear and switching regulator for single supply operation

   – Two Power-on-Reset and Two Brown-out Detectors BOD

   – Quartz or ceramic resonator oscillators: 0.6 to 30MHz main power with Failure

      Detection and low power 32.768 kHz for RTC or device clock

   – High precision 4/8/12MHz factory trimmed internal RC oscillator

   – Slow Clock Internal RC oscillator as permanent low-power mode device clock

   – High speed 80MHz internal RC oscillator

   – Low power 32kHz internal RC oscillator

   – PLL up to 240MHz for device clock and for USB

   – Digital Frequency Locked Loop DFLL with wide input range

   – Up to 16 peripheral DMA PDCA channels

• Peripherals

   – USB 2.0 Device and Embedded Host: 12 Mbps, up to 8 bidirectional Endpoints and Multi-packet Ping-pong Mode. OnChip Transceiver

   – Liquid Crystal Display LCD Module with Capacity up to 40 Segments and up to 4 Common Terminals

   – One USART with ISO7816, IrDA®, RS-485, SPI, Manchester and LIN Mode

   – Three USART with SPI Mode

   – One PicoUART for extended UART wake-up capabilities in all sleep modes

   – Windowed Watchdog Timer WDT

   – Asynchronous Timer AST with Real-time Clock Capability, Counter or Calendar Mode Supported

   – Frequency Meter FREQM for Accurate Measuring of Clock Frequency

   – Six 16-bit Timer/Counter TC Channels with capture, waveform, compare and PWM mode

   – One Master/Slave Serial Peripheral Interface SPI with Chip Select Signals

   – Four Master and Two Slave Two-wire Interfaces TWI, up to 3.4Mbit/s I2C-compatible

   – One Advanced Encryption System AES with 128-bit key length

   – One 16-channel ADC 300Ksps ADC with up to 12 Bits Resolution

   – One DAC 500Ksps DACC with up to 10 Bits Resolution

   – Four Analog Comparators ACIFC with Optional Window Detection

   – Capacitive Touch Module CATB supporting up to 32 buttons

   – Audio Bitstream DAC ABDACB Suitable for Stereo Audio

   – Inter-IC Sound IISC Controller, Compliant with Inter-IC Sound I2S Specification

   – Peripheral Event System for Direct Peripheral to Peripheral Communication

   – 32-bit Cyclic Redundancy Check Calculation Unit CRCCU

   – Random generator TRNG

   – Parallel Capture Module PARC

   – Glue Logic Controller GLOC

• I/O

   – Up to 75 I/O lines with external interrupt capability edge or level sensitivity, debouncing, glitch filtering and slew-rate control

   – Up to Six High-drive I/O Pins

• Single 1.68-3.6V Power Supply

• Packages

   – 100-lead LQFP, 14 x 14 mm, pitch 0.5 mm/100-ball VFBGA, 7x7 mm, pitch 0.65 mm

   – 64-lead LQFP, 10 x 10 mm, pitch 0.5 mm/64-pad QFN 9x9 mm, pitch 0.5 mm

   – 64-ball WLCSP, 4,314x4,434 mm, pitch 0.5 mm for SAM4LC4/2 and SAM4LS4/2 series

   – 64-ball WLCSP, 5,270x5,194 mm, pitch 0.5 mm for SAM4LC8 and SAM4LS8 series

   – 48-lead LQFP, 7 x 7 mm, pitch 0.5 mm/48-pad QFN 7x7 mm, pitch 0.5 mm