ATtiny25

Manufacturer Part NumberATtiny25
ManufacturerAtmel Corporation
ATtiny25 datasheets
 

Specifications of ATtiny25

Flash (kbytes)2 KbytesPin Count8
Max. Operating Frequency20 MHzCpu8-bit AVR
# Of Touch Channels4Hardware Qtouch AcquisitionNo
Max I/o Pins6Ext Interrupts6
Usb SpeedNoUsb InterfaceNo
Spi1Twi (i2c)1
Graphic LcdNoVideo DecoderNo
Camera InterfaceNoAdc Channels4
Adc Resolution (bits)10Adc Speed (ksps)15
Analog Comparators1Resistive Touch ScreenNo
Temp. SensorYesCrypto EngineNo
Sram (kbytes)0.12Eeprom (bytes)128
Self Program MemoryYESDram MemoryNo
Nand InterfaceNoPicopowerNo
Temp. Range (deg C)-40 to 105I/o Supply Class1.8 to 5.5
Operating Voltage (vcc)1.8 to 5.5FpuNo
Mpu / Mmuno / noTimers2
Output Compare Channels5Pwm Channels6
32khz RtcNoCalibrated Rc OscillatorYes
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Appendix A – ATtiny25/V Specification at 105°C
This document contains information specific to devices operating at temperatures up
to 105°C. Only deviations are covered in this appendix, all other information can be
found in the complete datasheet. The complete datasheet can be found at
www.atmel.com.
8-bit
Microcontroller
with 2K Bytes
In-System
Programmable
Flash
ATtiny25/V
Appendix A
Rev. 2586N–Appendix A–AVR–08/11

ATtiny25 Summary of contents

  • Page 1

    ... Appendix A – ATtiny25/V Specification at 105°C This document contains information specific to devices operating at temperatures up to 105°C. Only deviations are covered in this appendix, all other information can be found in the complete datasheet. The complete datasheet can be found at www.atmel.com. 8-bit Microcontroller with 2K Bytes ...

  • Page 2

    ... Input High-voltage, V IH3 RESET pin as I/O (4) Output Low-voltage , V (6) OL Port B (except RESET) (5) Output High-voltage , V OH (6) Port B (except RESET) Input Leakage I IL Current I/O Pin Input Leakage I IH Current I/O Pin ATtiny25 2 *NOTICE: +0. -40°C to +105°C A Condition V = 1. 2. 1. 2. 1. 1. ...

  • Page 3

    ... CC Active 1MHz Active 4MHz Active 8MHz Idle 1MHz Idle 4MHz Idle 8MHz WDT enabled WDT disabled “Minimizing Power Consumption” on page ATtiny25 (1) Min. Typ. Max 0.3 0.55 1.5 2 0.1 0.2 0.35 0 3V) under steady state ...

  • Page 4

    ... Fixed voltage within: (3) 1.8V - 5.5V (4) 2.7V - 5.5V 1. Accuracy of oscillator frequency at calibration point (fixed temperature and fixed voltage). 2. ATtiny25/V, only: 6.4 MHz in ATtiny15 Compatibility Mode. 3. Voltage range for ATtiny25V. 4. Voltage range for ATtiny25. Reset, Brown-out and Internal Voltage Characteristics Parameter RESET Pin Threshold Voltage Minimum pulse width on ...

  • Page 5

    ... Release threshold of power-on reset Activation threshold of power-on reset Power-On Slope Rate 1. Values are guidelines, only 2. Threshold where device is released from reset when voltage is rising 3. The Power-on Reset will not work unless the supply voltage has been below V ATtiny25 = -40°C to +105°C A (1) (1) Min ...

  • Page 6

    ... Input Bandwidth AREF External Reference Voltage Internal Voltage Reference V INT Internal 2.56V Reference R REF R Analog Input Resistance AIN ADC Output Note: 1. Values are guidelines only. ATtiny25 6 = -40°C to +105°C A Condition 4V, REF CC ADC clock = 200 kHz 4V, REF ...

  • Page 7

    ... ADC clock = 50 - 200 kHz Gain = 1x Gain = 20x Gain = 4V REF CC ADC clock = 50 - 200 kHz Gain = 20x REF CC ADC clock = 50 - 200 kHz Free Running Conversion (1) V > 3.0V CC ATtiny25 = -40°C to +105°C A Min Typ Max 10 10 10.0 20.0 4.0 10.0 10.0 15.0 3.0 4.0 70 280 50 200 GND V CC ...

  • Page 8

    ... External Reference Voltage Internal Voltage Reference V INT Internal 2.56V Reference R Reference Input Resistance REF R Analog Input Resistance AIN ADC Conversion Output Note: 1. Values are guidelines only. ATtiny25 8 Condition Gain = 1x Gain = 20x Gain = 4V REF CC ADC clock = 50 - 200 kHz Gain = 20x V ...

  • Page 9

    ... MHz for f CLCL ck CLCL t t SLSH SHOX SHSL t SLIV = -40°C to +105° Min Typ 0 250 0 100 CLCL CLCL* t CLCL 2 t CLCL >= 12 MHz ck ATtiny25 LSB LSB = 1.8 - 5.5V CC Max Units 4 MHz ns 10 MHz ns 20 MHz 100 ns 9 ...

  • Page 10

    ... The difference between current consumption in Power-down mode with Watchdog Timer enabled and Power-down mode with Watchdog Timer disabled represents the differential cur- rent drawn by the Watchdog Timer. 2.1 Active Supply Current Figure 2-1. ATtiny25 10 = operating voltage and f = average switching frequency of I/O pin. CC Active Supply Current vs ACTIVE SUPPLY CURRENT vs ...

  • Page 11

    ... INTERNAL RC OSCILLATOR, 1 MHz 1,6 1,4 1,2 1 0,8 0,6 0,4 0,2 0 1,5 2 2,5 3 Active Supply Current vs. V ACTIVE SUPPLY CURRENT vs. V INTERNAL RC OSCILLATOR, 128 KHz 0,25 0,2 0,15 0,1 0,05 0 1,5 2 2,5 3 (Internal RC Oscillator, 1 MHz 3 (V) CC (Internal RC Oscillator, 128 kHz 3 (V) CC ATtiny25 105 °C 85 °C 25 °C -40 °C 5,5 -40 °C 25 °C 105 °C 85 °C 5,5 11 ...

  • Page 12

    ... Idle Supply Current Figure 2-4. Figure 2-5. 0,45 0,35 0,25 0,15 0,05 ATtiny25 12 Idle Supply Current vs IDLE SUPPLY CURRENT vs. V INTERNAL RC OSCILLATOR, 8 MHz 1,8 1,6 1,4 1,2 1 0,8 0,6 0,4 0,2 0 1,5 2 2,5 3 Idle Supply Current vs IDLE SUPPLY CURRENT vs. V INTERNAL RC OSCILLATOR, 1 MHz 0,5 0,4 0,3 0,2 0,1 0 1,5 2 2,5 3 (Internal RC Oscillator, 8 MHz) CC 3 (V) CC (Internal RC Oscilllator, 1 MHz) CC 3,5 4 4,5 5 ...

  • Page 13

    ... INTERNAL RC OSCILLATOR, 128 kHz 0,1 0 1,5 2 2,5 3 Power-down Supply Current vs. V POWER-DOWN SUPPLY CURRENT vs 2,5 2 1,5 1 0,5 0 1,5 2 2,5 3 (Internal RC Oscillator, 128 kHz) CC 3 (V) CC (Watchdog Timer Disabled WATCHDOG TIMER DISABLED 3,5 4 4,5 V (V) CC ATtiny25 105 °C -40 °C 25 °C 85 °C 5,5 105 °C 85 °C -40 °C 25 °C 5 5,5 13 ...

  • Page 14

    ... Figure 2- 2.4 Pin Pull-up Figure 2- ATtiny25 14 Power-down Supply Current vs. V POWER-DOWN SUPPLY CURRENT vs. V -40 °C 25 °C 105 °C 85 °C 1,5 2 2,5 3 I/O Pin Pull-up Resistor Current vs. Input Voltage (V I/O PIN PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE 0 0 0,2 0,4 0,6 0,8 (Watchdog Timer Enabled) ...

  • Page 15

    ... I/O PIN PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE 160 140 120 100 2. (V) OP ATtiny25 25 °C 85 °C -40 °C 105 ° °C 85 °C -40 °C 105 ° ...

  • Page 16

    ... Figure 2-12. Reset Pull-up Resistor Current vs. Reset Pin Voltage (V Figure 2-13. Reset Pull-up Resistor Current vs. Reset Pin Voltage (V ATtiny25 16 RESET PULL-UP RESISTOR CURRENT vs. RESET PIN VOLTAGE 0,2 0,4 0,6 0,8 V RESET RESET PULL-UP RESISTOR CURRENT vs. RESET PIN VOLTAGE 0,5 1 ...

  • Page 17

    ... RESET PULL-UP RESISTOR CURRENT vs. RESET PIN VOLTAGE 120 100 I/O PIN OUTPUT VOLTAGE vs. SINK CURRENT 1,2 1 0,8 0,6 0 (V) RESET = 3V 105 °C 85 °C 25 °C -40 ° (mA) OL ATtiny25 25 °C -40 °C 85 °C 105 ° ...

  • Page 18

    ... Figure 2-16. I/O Pin Output Voltage vs. Sink Current (V Figure 2-17. I/O Pin Output Voltage vs. Source Current (V ATtiny25 18 I/O PIN OUTPUT VOLTAGE vs. SINK CURRENT 0,6 0,5 0,4 0,3 0,2 0 I/O PIN OUTPUT VOLTAGE vs. SOURCE CURRENT 3,5 3 2,5 2 1 105 °C 85 °C 25 °C -40 ° (mA 3V -40 ° ...

  • Page 19

    ... I/O PIN OUTPUT VOLTAGE vs. SOURCE CURRENT 5 4,9 4,8 4,7 4,6 4,5 4,4 4 RESET AS I/O PIN OUTPUT VOLTAGE vs. SINK CURRENT 1 -40 °C 25 °C 85 °C 105 ° (mA 3V (mA) OL ATtiny25 2 5 105 °C 85 °C 25 °C -40 ° ...

  • Page 20

    ... Figure 2-20. Reset Pin Output Voltage vs. Sink Current (V Figure 2-21. Reset Pin Output Voltage vs. Source Current (V ATtiny25 20 RESET AS I/O PIN OUTPUT VOLTAGE vs. SINK CURRENT 1 0,8 0,6 0,4 0 RESET AS I/O PIN OUTPUT VOLTAGE vs. SOURCE CURRENT 3,5 3 2,5 2 1 (mA 3V) ...

  • Page 21

    ... RESET AS I/O PIN OUTPUT VOLTAGE vs. SOURCE CURRENT 5 4,5 4 3 I/O PIN INPUT THRESHOLD VOLTAGE vs 2,5 2 1,5 1 0,5 0 1 (mA Pin Read as ‘1’ VIH, IO PIN READ AS '1' 3 (V) CC ATtiny25 -40 °C 25 °C 85 °C 105 °C 2 105 °C 85 °C 25 °C -40 °C 5,5 21 ...

  • Page 22

    ... Figure 2-24. I/O Pin Input Threshold Voltage vs. V Figure 2-25. I/O Pin Input Hysteresis vs. V ATtiny25 22 I/O PIN INPUT THRESHOLD VOLTAGE vs 2,5 2 1,5 1 0,5 0 1,5 2 2,5 3 I/O PIN INPUT HYSTERESIS vs. V 0,6 0,5 -40 °C 0,4 25 °C 0,3 85 °C 105 °C 0,2 0,1 0 1 Pin Read as ‘0’ VIL, IO PIN READ AS '0' 3 ...

  • Page 23

    ... RESET INPUT THRESHOLD VOLTAGE vs. V 2,5 2 1,5 1 0,5 0 1 Pin Read as ‘1’ VIH, IO PIN READ AS '1' 3 Pin Read as ‘0’ VIL, IO PIN READ AS '0' 3 (V) CC ATtiny25 -40 °C 25 °C 85 °C 105 °C 5,5 105 °C 85 °C 25 °C -40 °C 5,5 23 ...

  • Page 24

    ... Figure 2-28. Reset Pin Input Hysteresis vs. V 2.7 BOD Threshold and Analog Comparator Offset Figure 2-29. BOD Threshold vs. Temperature (BOD Level is 4.3V) 4,4 4,38 4,36 4,34 4,32 4,3 4,28 4,26 ATtiny25 24 RESET PIN INPUT HYSTERESIS vs. V 0,5 0,45 0,4 -40 °C 0,35 0,3 25 °C 0,25 0,2 0,15 85 °C 105 °C 0,1 0,05 0 1,5 2 2,5 3 BOD THRESHOLDS vs. TEMPERATURE -40 - Temperature ( 3 (V) CC BODLEVEL = 4.3V ...

  • Page 25

    ... Figure 2-31. BOD Threshold vs. Temperature (BOD Level is 1.8V) 1,85 1,845 1,84 1,835 1,83 1,825 1,82 1,815 1,81 1,805 1,795 2586N–Appendix A–AVR–08/11 BOD THRESHOLDS vs. TEMPERATURE -40 - Temperature (C) BOD THRESHOLDS vs. TEMPERATURE 1,8 -40 - BODLEVEL = 2. 100 BODLEVEL = 1. 100 Temperature (C) ATtiny25 Rising VCC Falling VCC 120 Rising VCC Falling VCC 120 25 ...

  • Page 26

    ... Figure 2-32. Bandgap Voltage vs. Supply Voltage 1,2 1,18 1,16 1,14 1,12 1,1 1,08 1,06 1,04 1,02 1 Figure 2-33. Bandgap Voltage vs. Temperature 1,2 1,18 1,16 1,14 1,12 1,1 1,08 1,06 1,04 1,02 1 ATtiny25 26 BANDGAP VOLTAGE vs. V 1,5 2 2,5 3 BANDGAP VOLTAGE vs. Temperature -40 - 3,5 4 4,5 5 Vcc ( 100 Temperature 2586N–Appendix A–AVR–08/11 105 °C 85 °C 25 °C -40 °C 5,5 1 120 ...

  • Page 27

    ... A–AVR–08/11 WATCHDOG OSCILLATOR FREQUENCY vs. V 0,12 0,11 2 2,5 3 WATCHDOG OSCILLATOR FREQUENCY vs. TEMPERATURE 0,12 0,11 -40 -30 -20 - 3 100 110 120 Temperature ATtiny25 -40 °C 25 °C 85 °C 105 °C 5,5 1.8 V 2.7 V 3.3 V 4 ...

  • Page 28

    ... Figure 2-37. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature 8300000 8200000 8100000 8000000 7900000 7800000 7700000 7600000 7500000 7400000 ATtiny25 28 CALIBRATED 8 MHz RC OSCILLATOR FREQUENCY vs. V 1,5 2 2,5 3 CALIBRATED 8 MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE -60 -40 - 3 ...

  • Page 29

    ... BROWNOUT DETECTOR CURRENT vs 1,5 2 2,5 3 128 144 160 176 192 208 224 OSCCAL (X1 BOD level = 1.8V 3 (V) CC ATtiny25 105 °C 85 °C 25 °C -40 °C 240 105 °C 85 °C 25 °C -40 °C 5,5 29 ...

  • Page 30

    ... Figure 2-40. ADC Current vs. V Figure 2-41. Analog Comparator Current vs. V ATtiny25 30 (AREF = AV CC ADC CURRENT vs. VCC 0,25 0,2 0,15 0,1 0,05 0 1,5 2 2,5 3 ANALOG COMPARATOR CURRENT vs. V 0,07 0,06 0,05 105 °C 85 °C 0,04 25 °C -40 °C 0,03 0,02 0,01 0 1 AREF = AVCC 3 3 (V) CC 2586N–Appendix A–AVR–08/11 105 °C 85 ° ...

  • Page 31

    ... A–AVR–08/11 PROGRAMMING CURRENT vs. Vcc 1,5 2 2,5 3 MINIMUM RESET PULSE WIDTH vs. V 2500 2000 1500 1000 500 0 1 Ext Clk 3 3 (V) CC ATtiny25 -40 °C 25 °C 85 °C 105 °C 5,5 105 °C 85 °C 25 °C -40 °C 5,5 31 ...

  • Page 32

    ... Wide, Plastic Gull-Wing Small Outline (JEDEC SOIC) ATtiny25 32 (1) Ordering Code Package ATtiny25V-10SN 8S2 ATtiny25V-10SNR 8S2 ATtiny25V-10SSN S8S1 ATtiny25V-10SSNR S8S1 ATtiny25-20SN 8S2 ATtiny25-20SNR 8S2 ATtiny25-20SSN S8S1 ATtiny25-20SSNR S8S1 Package Type (2) Operational Range Industrial (-40°C to +105°C) Industrial (-40°C to +105°C) 2586N–Appendix A–AVR–08/11 ...

  • Page 33

    ... Revision History Revision No. 2586A–Appendix A–AVR–06/10 2586B–Appendix A–AVR–07/10 2586N–Appendix A–AVR–08/11 2586N–Appendix A–AVR–08/11 History Initial revision Added Ordering Codes -SN and -SNR (package 8S2) Removed “Preliminary” status, updated contact information ATtiny25 33 ...

  • Page 34

    ... Atmel Corporation. All rights reserved. ® Atmel , logo and combinations thereof, and others are registered trademarks or trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others. International Atmel Asia Limited Atmel Munich GmbH Unit 01-5 & ...