- •Features
- •Pin Configurations
- •Overview
- •Block Diagram
- •Pin Descriptions
- •Port A (PA2..PA0)
- •Port B (PB7..PB0)
- •Port D (PD6..PD0)
- •RESET
- •XTAL1
- •XTAL2
- •Disclaimer
- •AVR CPU Core
- •Introduction
- •Architectural Overview
- •Status Register
- •Stack Pointer
- •Interrupt Response Time
- •SRAM Data Memory
- •Data Memory Access Times
- •EEPROM Data Memory
- •EEPROM Read/Write Access
- •Atomic Byte Programming
- •Split Byte Programming
- •Erase
- •Write
- •I/O Memory
- •General Purpose I/O Registers
- •Clock Systems and their Distribution
- •Clock Sources
- •Default Clock Source
- •Crystal Oscillator
- •External Clock
- •Idle Mode
- •Power-down Mode
- •Standby Mode
- •Analog Comparator
- •Brown-out Detector
- •Internal Voltage Reference
- •Watchdog Timer
- •Port Pins
- •Resetting the AVR
- •Reset Sources
- •Power-on Reset
- •External Reset
- •Brown-out Detection
- •Watchdog Reset
- •Watchdog Timer
- •Interrupts
- •I/O-Ports
- •Introduction
- •Configuring the Pin
- •Toggling the Pin
- •Reading the Pin Value
- •Alternate Port Functions
- •Alternate Functions of Port A
- •Alternate Functions of Port B
- •Alternate Functions of Port D
- •Register Description for I/O-Ports
- •External Interrupts
- •8-bit Timer/Counter0 with PWM
- •Overview
- •Registers
- •Definitions
- •Counter Unit
- •Output Compare Unit
- •Force Output Compare
- •Modes of Operation
- •Normal Mode
- •Fast PWM Mode
- •Phase Correct PWM Mode
- •Internal Clock Source
- •Prescaler Reset
- •External Clock Source
- •16-bit Timer/Counter1
- •Overview
- •Registers
- •Definitions
- •Compatibility
- •Counter Unit
- •Input Capture Unit
- •Input Capture Trigger Source
- •Noise Canceler
- •Using the Input Capture Unit
- •Output Compare Units
- •Force Output Compare
- •Modes of Operation
- •Normal Mode
- •Fast PWM Mode
- •Phase Correct PWM Mode
- •USART
- •Overview
- •Clock Generation
- •External Clock
- •Synchronous Clock Operation
- •Frame Formats
- •Parity Bit Calculation
- •USART Initialization
- •Sending Frames with 5 to 8 Data Bit
- •Sending Frames with 9 Data Bit
- •Parity Generator
- •Disabling the Transmitter
- •Receiving Frames with 5 to 8 Data Bits
- •Receiving Frames with 9 Data Bits
- •Receiver Error Flags
- •Parity Checker
- •Disabling the Receiver
- •Flushing the Receive Buffer
- •Asynchronous Data Recovery
- •Using MPCM
- •Overview
- •Functional Descriptions
- •Three-wire Mode
- •SPI Slave Operation Example
- •Two-wire Mode
- •Start Condition Detector
- •Alternative USI Usage
- •4-bit Counter
- •12-bit Timer/Counter
- •Software Interrupt
- •Analog Comparator
- •debugWIRE On-chip Debug System
- •Features
- •Overview
- •Physical Interface
- •Software Break Points
- •Limitations of debugWIRE
- •debugWIRE Related Register in I/O Memory
- •Performing a Page Write
- •Reading the Fuse and Lock Bits from Software
- •Preventing Flash Corruption
- •Fuse Bits
- •Latching of Fuses
- •Signature Bytes
- •Calibration Byte
- •Page Size
- •Signal Names
- •Parallel Programming
- •Enter Programming Mode
- •Chip Erase
- •Programming the Flash
- •Programming the EEPROM
- •Reading the Flash
- •Reading the EEPROM
- •Programming the Lock Bits
- •Reading the Signature Bytes
- •Reading the Calibration Byte
- •Serial Downloading
- •Electrical Characteristics
- •Absolute Maximum Ratings*
- •DC Characteristics
- •External Clock Drive Waveforms
- •External Clock Drive
- •Active Supply Current
- •Idle Supply Current
- •Power-down Supply Current
- •Standby Supply Current
- •Pin Pull-up
- •Pin Driver Strength
- •Internal Oscillator Speed
- •Register Summary
- •Instruction Set Summary
- •Ordering Information
- •Packaging Information
- •Errata
- •ATtiny2313 Rev B
- •ATtiny2313 Rev A
- •Changes from Rev. 2514F-08/04 to Rev. 2514G-10/04
- •Changes from Rev. 2514F-08/04 to Rev. 2514G-10/04
- •Changes from Rev. 2514E-04/04 to Rev. 2514F-08/04
- •Changes from Rev. 2514D-03/04 to Rev. 2514E-04/04
- •Changes from Rev. 2514C-12/03 to Rev. 2514D-03/04
- •Changes from Rev. 2514B-09/03 to Rev. 2514C-12/03
- •Changes from Rev. 2514A-09/03 to Rev. 2514B-09/03
- •Table of Contents
ATtiny2313/V
Idle Supply Current |
Figure 91. Idle Supply Current vs. Frequency (0.1 - 1.0 MHz) |
IDLE SUPPLY CURRENT vs. FREQUENCY
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0.1 - 1.0 MHz |
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5.5 V |
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0.2 |
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5.0 V |
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4.5 V |
A) |
0.15 |
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4.0 V |
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cc |
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3.3 V |
I |
0.1 |
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2.7 V |
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0.05 |
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1.8 V |
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0 |
0.1 |
0.2 |
0.3 |
0.4 |
0.5 |
0.6 |
0.7 |
0.8 |
0.9 |
1 |
Frequency (MHz)
Figure 92. Idle Supply Current vs. Frequency (1 - 20 MHz)
IDLE SUPPLY CURRENT vs. FREQUENCY
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1 - 20 MHz |
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4.5 |
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5.5 V |
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4 |
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5.0 V |
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3.5 |
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4.5 V |
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3 |
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(mA) |
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2.5 |
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cc |
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I |
2 |
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1.5 |
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4.0 V |
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1 |
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3.3 V |
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2.7 V |
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0.5 |
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0 |
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1.8 V |
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2 |
4 |
6 |
8 |
10 |
12 |
14 |
16 |
18 |
20 |
Frequency (MHz)
185
2543H–AVR–02/05
Figure 93. Idle Supply Current vs. VCC (Internal RC Oscillator, 8 MHz)
IDLE SUPPLY CURRENT vs. Vcc
INTERNAL RC OSCILLATOR, 8 MHz
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3 |
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85 °C |
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25 °C |
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2.5 |
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-40 °C |
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2 |
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(mA) |
1.5 |
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cc |
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1 |
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0.5 |
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0 |
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1.5 |
2 |
2.5 |
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3.5 |
4 |
4.5 |
5 |
5.5 |
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Vcc (V) |
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Figure 94. Idle Supply Current vs. VCC (Internal RC Oscillator, 4 MHz)
IDLE SUPPLY CURRENT vs. Vcc
INTERNAL RC OSCILLATOR, 4 MHz
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85 °C |
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1.4 |
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25 °C |
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-40 °C |
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1.2 |
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1 |
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(mA) |
0.8 |
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cc |
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0.6 |
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0.4 |
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0.2 |
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0 |
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1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
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Vcc (V) |
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186 ATtiny2313/V
2543H–AVR–02/05
ATtiny2313/V
Figure 95. Idle Supply Current vs. VCC (Internal RC Oscillator, 1 MHz)
IDLE SUPPLY CURRENT vs. Vcc
INTERNAL RC OSCILLATOR, 1 MHz
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0.5 |
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85 °C |
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25 °C |
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-40 °C |
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0.4 |
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(mA) |
0.3 |
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cc |
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I |
0.2 |
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0.1 |
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0 |
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1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
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Vcc (V) |
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Figure 96. Idle Supply Current vs. VCC (Internal RC Oscillator, 0.5 MHz)
IDLE SUPPLY CURRENT vs. Vcc
INTERNAL RC OSCILLATOR, 0.5 MHz
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0.25 |
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85 °C |
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25 °C |
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-40 °C |
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0.2 |
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(mA) |
0.15 |
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cc |
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I |
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0.1 |
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0.05 |
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0 |
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1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
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Vcc (V) |
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187
2543H–AVR–02/05
Figure 97. Idle Supply Current vs. VCC (Internal RC Oscillator, 128 KHz)
IDLE SUPPLY CURRENT vs. Vcc
INTERNAL RC OSCILLATOR, 128 KHz
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0.035 |
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0.03 |
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-40 °C |
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25 °C |
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85 °C |
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0.025 |
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A) |
0.02 |
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(m |
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cc |
0.015 |
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I |
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0.01 |
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0.005 |
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0 |
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1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
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Vcc (V) |
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Power-down Supply Current |
Figure 98. Power-down Supply Current vs. VCC (Watchdog Timer Disabled) |
POWER-DOWN SUPPLY CURRENT vs. Vcc
WATCHDOG TIMER DISABLED
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1.5 |
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85 °C |
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1.25 |
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1 |
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(uA) |
0.75 |
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-40 °C |
cc |
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25 °C |
I |
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0.5 |
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0.25 |
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0 |
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1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
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Vcc (V) |
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188 ATtiny2313/V
2543H–AVR–02/05