深圳市中立信电子科技有限公司

ATSAM4CMS32CA-AU

ARM微控制器 - MCU Dual Ph, 2MB, ES, Rework GND + VddCore - LQFP, Green,IND TEMP,CRYPTO,MRLA,2048K

Features ATSAM4CMS32CA-AU

 Application/Master Core

̶ ARM Cortex-M4 running at up to 120 MHz(1)

̶ Memory Protection Unit (MPU)

̶ DSP Instruction

̶ Thumb®-2 instruction set

̶ Instruction and Data Cache Controller with 2 Kbytes Cache Memory

 Safety

̶ Up to two physical Anti-tamper Detection I/Os with Time Stamping and Immediate Clear of General Backup Registers

̶ Security Bit for Device Protection from JTAG Accesses

 Shared System Controller

̶ Power Supply

 Embedded core and LCD voltage regulator for single-supply operation

 Power-on-Reset (POR), Brownout Detector (BOD) and Dual Watchdog for safe operation

 Ultra-low-power Backup mode (< 0.5 μA Typical @ 25°C)

Description ATSAM4CMS32CA-AU

The Atmel® | SMART SAM4CM series represents a family of system-on-chip solutions for residential and polyphase metering applications. The devices offer up to class 0.2 metrology accuracy over a dynamic range of 3000:1 within the industrial temperature range and are compliant with ANSI C12.20-2002 and IEC 62053-22 standards.

Power Supplies ATSAM4CMS32CA-AU

The SAM4CM has several types of power supply pins. In most cases, a single supply scheme for all power

supplies (except VDDBU) is possible. Figure 5-1 shows power domains according to the different power supply

pins.