ST7261 datasheet(1/80 Pages) STMICROELECTRONICS

部件名	ST7261

功能描述	LOW SPEED USB 8-BIT MCU WITH 3 ENDPOINTS, ROM MEMORY, LVD, WDG, TIMER

PDF	80 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

1 / 80 page

June 2003

1/80

Rev. 2.1

ST7261

LOW SPEED USB 8-BIT MCU WITH 3 ENDPOINTS,

ROM MEMORY, LVD, WDG, TIMER

s

Memories

– 4K Program memory (ROM) with read-write

protection.

In-Circuit programming for Flash versions

– 256 bytes RAM memory (128-byte stack)

s

Clock, Reset and Supply Management

– Enhanced Reset System (Power On Reset)

– Low Voltage Detector (LVD)

– Clock-out capability

– 6 or 12 MHz Oscillator (8, 4, 2, 1 MHz internal

freq.)

– 3 Power saving modes: Halt, Wait and Slow

s

USB (Universal Serial Bus) Interface

– DMA for low speed applications compliant

with USB 1.5 Mbs specification (v 1.1) and

USB HID specification (v 1.0):

– Integrated 3.3V voltage regulator and trans-

ceivers

– Suspend and Resume operations

– 3 Endpoints

s

11 I/O Ports

– 11 multifunctional bidirectional I/O lines

– Up to 7 External interrupts (2 vectors)

– 8 high sink outputs (8mA@0.4 V/20mA@1.3)

s

2 Timers

– Configurable watchdog timer (8 to 500ms

timeout)

– 8-bit Time Base Unit (TBU) for generating pe-

riodic interrupts

s

Instruction Set

– 8-bit data manipulation

– 63 basic instructions

– 17 main addressing modes

– 8 x 8 unsigned multiply instruction

– True bit manipulation

s

Nested interrupts

s

Development Tools

– Full hardware/software development package

Device Summary

SO20

PDIP20

Features

ST72611F1

Program memory - bytes

4K ROM

RAM (stack) - bytes

256 (128)

Peripherals

USB, Watchdog, Low Voltage Detector, Time Base Unit

I/Os

11

Operating Supply

4.0V to 5.5V

CPU Frequency

Up to 8 MHz (with 6 or 12 MHz oscillator)

Operating Temperature

0°C to +70°C

Packages

PDIP20/SO20

1

类似零件编号 - ST7261

制造商	部件名	数据表	功能描述
STMicroelectronics	ST7260	2Mb / 117P	LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI) 02-Nov-2006
	ST7260E1M1/XXX	2Mb / 117P	LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI) 02-Nov-2006
	ST7260E2M1/XXX	2Mb / 117P	LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI) 02-Nov-2006
	ST7260K1U1/XXX	2Mb / 117P	LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI) 02-Nov-2006
	ST7260K2U1/XXX	2Mb / 117P	LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI) 02-Nov-2006

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类似说明 - ST7261

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