ST7LITEUS2 datasheet(1/136 Pages) STMICROELECTRONICS

部件名	ST7LITEUS2

功能描述	Interrupt management

PDF	136 Pages

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制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

1 / 136 page

February 2009

Rev 5

1/136

1

ST7LITEUS2

ST7LITEUS5

8-bit MCU with single voltage Flash memory, ADC, timers

Features

■ Memories

– 1 Kbytes single-voltage Flash Program

memory with readout protection, ICP and

IAP)

10 K write/erase cycles guaranteed

data retention: 20 years at 55 °C

– 128 bytes RAM

■ Clock, Reset and Supply management

– 3-level low-voltage supervisor (LVD) and

auxiliary voltage detector (AVD) for safe

power-on/off

– Clock sources: internal trimmable 8 MHz

RC oscillator, internal low power, low

frequency RC oscillator or external clock

– Five power saving modes: Halt, Auto-

wakeup from Halt, Active-halt, Wait, Slow

■ Interrupt management

– 11 interrupt vectors plus TRAP and RESET

– 5 external interrupt lines (on 5 vectors)

■ I/O ports

– 5 multifunctional bidirectional I/O lines

– 1 additional Output line

– 6 alternate function lines

– 5 high sink outputs

■ 2 Timers

– One 8-bit Lite timer (LT) with prescaler

including: watchdog, one realtime base and

one 8-bit input capture.

– One 12-bit auto-reload timer (AT) with

output compare function and PWM

■ A/D Converter

– 10-bit resolution for 0 to VDD

– 5 input channels

■ Instruction Set

– 8-bit data manipulation

– 63 basic instructions with illegal opcode

detection

– 17 main addressing modes

– 8x8 unsigned multiply instruction

■ Development Tools

– Full hardware/software development

package

– Debug module

Plastic DIP8

SO8

150”

DFN8

Plastic DIP16

Table 1.

Device summary

Features

ST7LITEUS2

ST7LITEUS5

Program memory

1 Kbytes

RAM (stack)

128 (64) bytes

Peripherals

LT Timer w/ Wdg, AT Timer w/ 1 PWM

ADC

-

10-bit

Operating Supply

2.4 to 3.3 V @fCPU=4 MHz, 3.3 to 5.5 V @fCPU=8 MHz

CPU Frequency

up to 8 MHz RC

Operating Temperature

-40 to +85 °C / -40 to 125 °C

Packages

SO8 150”, Pastic DIP8, DFN8, Pastic DIP16(1)

1.

For development or tool prototyping purposes only. Not orderable in production quantities.

www.st.com

Obsolete

Product(s)

- Obsolete

Product(s)

Obsolete

Product(s)

- Obsolete

Product(s)

Obsolete

Product(s)

- Obsolete

Product(s)

类似零件编号 - ST7LITEUS2

制造商	部件名	数据表	功能描述
STMicroelectronics	ST7LITEUSX	1Mb / 108P	8-bit MCU with single voltage Flash memory, ADC, timers Jan-2007

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