32C85 datasheet(2/92 Pages) RENESAS

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Page 2

1. Overview

)

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1.2 Performance Overview

Tables 1.1 and 1.2 list performance overview of the M32C/85 group (M32C/85, M32C/85T).

Table 1.1 M32C/85 Group (M32C/85, M32C/85T) Performance (144-Pin Package)

Characteristic

Performance

M32C/85

M32C/85T

CPU

Basic Instructions

108 instructions

Minimum Instruction Execution Time 31.3 ns

31.3 ns

(f(BCLK)=32 MHz, VCC1=4.2 V to 5.5 V) (f(BCLK)=32 MHz, VCC1=4.2 V to 5.5 V)

41.7 ns

(f(BCLK)=24 MHz, VCC1=3.0 V to 5.5 V)

Operating Mode

Single-chip mode, Memory expansion Single-chip mode

mode and Microprocessor mode

Address Space

16 Mbytes

Memory Capacity

See Table 1.3

Peripheral I/O Port

123 I/O pins and 1 input pin

Function Multifunction Timer

Timer A: 16 bits x 5 channels, Timer B: 16 bits x 6 channels

Three-phase motor control circuit

Intelligent I/O

Time measurement function or Waveform generating function:

16 bits x 8 channels

Communication function (Clock synchronous serial I/O, Clock asyn-

chronous serial I/O, HDLC data processing)

Serial I/O

5 Channels

Clock synchronous serial I/O, Clock asynchronous serial I/O,

IEBus(1), I2C bus(2)

CAN Module

2 channels

Supporting CAN 2.0B specification

A/D Converter

10-bit A/D converter: 1 circuit, 34 channels

D/A Converter

8 bits x 2 channels

DMAC

4 channels

DMAC II

Can be activated by all peripheral function interrupt sources

Immediate transfer, Calculation transfer and Chain transfer functions

CRC Calculation Circuit

CRC-CCITT

X/Y Converter

16 bits x 16 bits

Watchdog Timer

15 bits x 1 channel (with prescaler)

Interrupt

39 internal and 8 external sources, 5 software sources

Interrupt priority level: 7

Clock Generation Circuit

4 circuits

Main clock oscillation circuit(*), Sub clock oscillation circuit(*), On-chip

oscillator, PLL frequency synthesizer

(*)Equipped with a built-in feedback resistor. Ceramic resonator or

crystal oscillator must be connected externally

Oscillation Stop Detect Function

Main clock oscillation stop detect function

Voltage Detection Circuit

Available (optional)

Not available(4)

Electrical Supply Voltage

VCC1=4.2 V to 5.5 V, VCC2=3.0 V to VCC1 VCC1=VCC2=4.2 V to 5.5 V,

Charact-

(f(BCLK)=32 MHz)

(f(BCLK)=32 MHz)(3)

eristics

VCC1=3.0 V to 5.5 V, VCC2=3.0 V to VCC1

(f(BCLK)=24 MHz)

Power Consumption

28 mA (VCC1=VCC2=5 V,

f(BCLK)=32 MHz)

22 mA (VCC1=VCC2=3.3 V,

µA (VCC1=VCC2=5 V,

f(BCLK)=24 MHz)

f(BCLK)=32 kHz, in wait mode)

µA (VCC1=VCC2=5 V,

f(BCLK)=32 kHz, in wait mode)

Flash

Program/Erase Supply Voltage

3.3 V

± 0.3 V or 5.0 V ± 0.5 V

5.0 V

± 0.5 V

Memory Program and Erase Endurance

100 times (all space)

Operating Ambient Temperature

–20 to 85oC

–40 to 85oC (T version)

–40 to 85oC (optional)

Package

144-pin plastic molded LQFP

NOTES:

1. IEBus is a trademark of NEC Electronics Corporation.

2. I2C bus is a trademark of Koninklijke Philips Electronics N. V.

3. The supply voltage of M32C/85T (High-reliability version) must be VCC1=VCC2.

4. The cold start-up/warm start-up determine function is available only at the user's option.

All options are on a request basis.

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