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ATtiny25 PDF даташит

Спецификация ATtiny25 изготовлена ​​​​«ATMEL Corporation» и имеет функцию, называемую «(Automotive) Atmel 8-bit AVR Microcontroller».

Детали детали

Номер произв ATtiny25
Описание (Automotive) Atmel 8-bit AVR Microcontroller
Производители ATMEL Corporation
логотип ATMEL Corporation логотип 

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ATtiny25 Даташит, Описание, Даташиты
ATtiny25/45/85 Automotive
8-bit AVR Microcontroller with 2/4/8K Bytes In-System
Programmable Flash
DATASHEET
Features
High performance, low power AVR® 8-bit microcontroller
Advanced RISC architecture
120 powerful instructions – most single clock cycle execution
32 × 8 general purpose working registers
Fully static operation
Non-volatile program and data memories
2/4/8Kbyte of in-system programmable program memory flash (ATtiny25/45/85)
Endurance: 10,000 write/erase cycles
128/256/512 bytes in-system programmable EEPROM (Atmel® ATtiny25/45/85)
Endurance: 100,000 write/erase cycles
128/256/512 bytes internal SRAM (ATtiny25/45/85)
Programming lock for self-programming flash program and EEPROM data
security
Peripheral features
8-bit Timer/Counter with prescaler and Two PWM channels
8-bit high speed Timer/Counter with separate prescaler
2 High frequency PWM outputs with separate output compare registers
Programmable dead time generator
Universal serial interface with start condition detector
10-bit ADC
4 Single ended channels
2 Differential ADC channel pairs with programmable gain (1x, 20x)
Programmable watchdog timer with separate on-chip oscillator
On-chip analog comparator
Special microcontroller features
debugWIRE on-chip debug system
In-system programmable via SPI port
External and internal interrupt sources
Low power idle, ADC noise reduction, and power-down modes
Enhanced power-on reset circuit
Programmable brown-out detection circuit
Internal calibrated oscillator
7598J-AVR-12/14









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ATtiny25 Даташит, Описание, Даташиты
I/O and packages
Six programmable I/O lines
8-pin SOIC
20-pin QFN
Operating voltage
2.7 – 5.5V for Atmel® ATtiny25/45/85
Speed grade
ATtiny25/45/85: 0 to 8MHz at 2.7 to 5.5V, 0 – 16MHz at 4.5 to 5.5V
Automotive temperature range
–40°C to +125°C
Low Power Consumption
Active mode:
1MHz, 2.7V: 300µA
Power-down mode:
0.2µA at 2.7V
Pin Configurations
Figure 1. Pinout ATtiny25/45/85
SOIC
(PCINT5/RESET/ADC0/dW) PB5
(PCINT3/XTAL1/OC1B/ADC3) PB3
(PCINT4/XTAL2/CLKO/OC1B/ADC2) PB4
GND
1
2
3
4
8 VCC
7 PB2 (SCK/USCK/SCL/ADC1/T0/INT0/PCINT2)
6 PB1 (MISO/DO/AIN1/OC0B/OC1A/PCINT1)
5 PB0 (MOSI/DI/SDA/AIN0/OC0A/OC1A/AREF/PCINT0)
QFN/MLF
(PCINT5/RESET/ADC0/dW) PB5
(PCINT3/XTAL1/CLK/OC1B/ADC3) PB3
DNC
DNC
(PCINT4/XTAL2/CLKO/OC1B/ADC2) PB4
20 19 18 17 16
1 15
2 14
3 13
4 12
5 11
6 7 8 9 10
VCC
PB2 (SCK/USCK/SCL/ADC1/T0/INT0/PCINT2)
DNC
PB1 (MISO/DO/AIN1/OC0B/OC1A/PCINT1)
PB0 (MOSI/DI/SDA/AIN0/OC0A/OC1A/AREF/PCINT0)
NOTE: Bottom pad should be soldered to ground
DNC: Do Not Connect
2 ATtiny25/45/85 Automotive [DATASHEET]
7598J–AVR–12/14









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ATtiny25 Даташит, Описание, Даташиты
1. Overview
The Atmel® ATtiny25/45/85 is a low-power CMOS 8-bit microcontroller based on the AVR® enhanced RISC architecture. By
executing powerful instructions in a single clock cycle, the ATtiny25/45/85 achieves throughputs approaching 1MIPS per
MHz allowing the system designer to optimize power consumption versus processing speed.
1.1 Block Diagram
Figure 1-1. Block Diagram
VCC
GND
Program
Counter
Program
Flash
Instruction
Register
Instruction
Decoder
Control
Lines
8-bit Databus
Stack
Pointer
SRAM
General
Purpose
Registers
X
Y
Z
ALU
Status
Register
Watchdog
Timer
MCU Control
Register
MCU Status
Register
Timer/
Counter 0
Timer/
Counter 1
Universal
Serial
Interface
Interrupt
Unit
Calibrated
Internal
Oscillator
Timing and
Control
Programming
Logic
Data
EEPROM
Oscillators
Data Register
Port B
Data Dir. Register
Port B
ADC/
Analog Comparator
Port B Drivers
Reset
PB0-PB5
ATtiny25/45/85 Automotive [DATASHEET]
7598J–AVR–12/14
3










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