ATtiny25 Automotive Atmel Corporation, ATtiny25 Automotive Datasheet - Page 222
ATtiny25 Automotive
Manufacturer Part Number
ATtiny25 Automotive
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT90CAN128_AUTOMOTIVE.pdf
(225 pages)
2.ATTINY25_AUTOMOTIVE.pdf
(7 pages)
3.ATTINY25_AUTOMOTIVE.pdf
(196 pages)
Specifications of ATtiny25 Automotive
Flash (kbytes)
2 Kbytes
Pin Count
8
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
4
Hardware Qtouch Acquisition
No
Max I/o Pins
6
Ext Interrupts
6
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
4
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
0.12
Eeprom (bytes)
128
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 125
I/o Supply Class
2.7 to 5.5
Operating Voltage (vcc)
2.7 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
2
Output Compare Channels
5
Pwm Channels
6
32khz Rtc
No
Calibrated Rc Oscillator
Yes
- AT90CAN128_AUTOMOTIVE PDF datasheet
- ATTINY25_AUTOMOTIVE PDF datasheet #2
- ATTINY25_AUTOMOTIVE PDF datasheet #3
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222
Atmel ATtiny24/44/84 [Preliminary]
18 Analog-to-Digital Converter ............................................................. 137
19 debugWIRE On-chip Debug System ................................................ 156
20 Self-Programming the Flash ............................................................ 158
21 Memory Programming ...................................................................... 163
18.1
18.2
18.3
18.4
18.5
18.6
18.7
18.8
18.9
18.10
19.1
19.2
19.3
19.4
19.5
19.6
20.1
20.2
20.3
20.4
20.5
21.1
21.2
21.3
21.4
21.5
21.6
21.7
21.8
Features .....................................................................................................137
Overview ....................................................................................................137
ADC Operation ...........................................................................................138
Starting a Conversion .................................................................................139
Prescaling and Conversion Timing .............................................................140
Changing Channel or Reference Selection ................................................143
ADC Noise Canceller .................................................................................144
ADC Conversion Result .............................................................................147
Temperature Measurement ........................................................................148
Register Description ...................................................................................149
Features .....................................................................................................156
Overview ....................................................................................................156
Physical Interface .......................................................................................156
Software Break Points ................................................................................157
Limitations of debugWIRE ..........................................................................157
Register Description ...................................................................................157
Performing Page Erase by SPM ................................................................158
Filling the Temporary Buffer (Page Loading) .............................................158
Performing a Page Write ............................................................................159
Addressing the Flash During Self-Programming ........................................159
Register Description ...................................................................................161
Program And Data Memory Lock Bits ........................................................163
Fuse Bytes .................................................................................................164
Signature Bytes ..........................................................................................165
Calibration Byte ..........................................................................................165
Page Size ...................................................................................................166
Serial Downloading ....................................................................................167
High-voltage Serial Programming ..............................................................171
High-voltage Serial Programming Algorithm ..............................................172
7701E–AVR–02/11
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