R01DS0237EJ0100中文資料瑞薩數(shù)據(jù)手冊(cè)PDF規(guī)格書(shū)

1.1 Features

Ultra-Low Power Technology

? 1.6 V to 5.5 V operation from a single supply

? Stop (RAM retained): 0.23 μA, (LVD enabled): 0.31

μA

? Halt (LVD): 0.57 μA

? Snooze: 0.70 mA (UART), 1.20 mA (ADC)

? Operating: 66 μA/MHz

16-bit RL78 CPU Core

? Delivers 31 DMIPS at maximum operating frequency

of 24 MHz

? Instruction Execution: 86 of instructions can be

executed in 1 to 2 clock cycles

? CISC Architecture (Harvard) with 3-stage pipeline

? Multiply Signed & Unsigned: 16 x 16 to 32-bit result in

1 clock cycle

? MAC: 16 x 16 to 32-bit result in 2 clock cycles

? 16-bit barrel shifter for shift & rotate in 1 clock cycle

? 1-wire on-chip debug function

Main Flash Memory

? Density: 16 KB to 48 KB

? Block size: 1 KB

? On-chip single voltage flash memory with protection

from block erase/writing

? Self-programming with secure boot swap function

and flash shield window function

Data Flash Memory

? Data Flash with background operation

? Data flash size: 2 KB size option or none

? Erase Cycles: 1 Million (typ.)

? Erase/programming voltage: 1.8 V to 5.5 V

RAM

? 2 KB or 3 KB size options

? Supports operands or instructions

? Back-up retention in all modes

High-speed On-chip Oscillator

? 24 MHz with +/? 1 accuracy over voltage (1.8 V to

5.5 V) and temperature (?20 °C to 85 °C)

? Pre-configured settings: 24 MHz, 16 MHz, 12 MHz, 8

MHz, 6 MHz, 4 MHz, 3 MHz, 2 MHz,

and 1 MHz

Reset and Supply Management

? Power-on reset (POR) monitor/generator

? Low voltage detection (LVD) with 14 setting options

(Interrupt and/or reset function)

Data Memory Access (DMA) Controller

? 2 channels

? Transfer unit: 8- or 16-bit

Multiple Communication Interfaces

? 1 x I2

C multi-master

? Up to 3 x CSI/UART/Simple IIC

Extended-Function Timers

? Multi-function 16-bit timers: Up to 8 channels

? Interval Timer: 12-bit, 1 channel

? 15 kHz watchdog timer : 1 channel (window function)

Rich Analog

? ADC: Up to 8 channels, 10-bit resolution, 2.1 μs

conversion time

? Supports 1.6 V

? Internal voltage reference (1.45 V)

Safety Features (IEC or UL 60730 compliance)

? Flash memory CRC calculation

? RAM parity error check

? RAM write protection

? SFR write protection

? Illegal memory access detection

? Clock stop/ frequency detection

? ADC self-test

General Purpose I/O

? 5V tolerant, high-current (up to 20 mA per pin)

? Open-Drain, Internal Pull-up support

? Different potential interface support: Can connect to

a 1.8/2.5/3 V device

Operating Ambient Temperature

? Standard: ?40 °C to +85 °C

Package Type and Pin Count

32-pin LQFP (7 x 7 mm, 0.8 mm pitch)