ATtiny261 Atmel Corporation, ATtiny261 Datasheet - Page 18
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ATtiny261
Manufacturer Part Number
ATtiny261
Description
Manufacturer
Atmel Corporation
Specifications of ATtiny261
Flash (kbytes)
2 Kbytes
Pin Count
20
Max. Operating Frequency
20 MHz
Cpu
8-bit AVR
# Of Touch Channels
4
Hardware Qtouch Acquisition
No
Max I/o Pins
16
Ext Interrupts
16
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
11
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 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
2
Output Compare Channels
6
Input Capture Channels
1
Pwm Channels
6
32khz Rtc
No
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATtiny261-15MAZ
Manufacturer:
TI
Quantity:
15
Company:
Part Number:
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Manufacturer:
ATMEL
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5 000
Part Number:
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Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATtiny261-15XZ
Manufacturer:
Micrel
Quantity:
116
Part Number:
ATtiny261-20MU
Manufacturer:
AVNET
Quantity:
20 000
Company:
Part Number:
ATtiny261-20PU
Manufacturer:
ATMEL
Quantity:
256
Part Number:
ATtiny261-20SU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATtiny261-XZ
Manufacturer:
ATMEL
Quantity:
5
Part Number:
ATtiny261V-10SU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
9. Datasheet Revision History
9.1
9.2
9.3
18
Rev. 2588E – 08/10
Rev. 2588D – 06/10
Rev. 2588C – 10/09
ATtiny261/461/861
Please note that the referring page numbers in this section refer to the complete document.
Added tape and reel in
Buffer” on page
1. Removed “Preliminary” from cover page.
2. Added clarification before
3. Updated
4. Updated
5. Adjusted notes in
1. Updated document template. Re-arranged some sections.
2. Changed device status to "Not Recommended for New Designs".
3. Added Sections:
4. Updated Sections:
5. Added Figures:
tor,” on page
changed INTERNAL 1.18V REFERENCE to 1.1V.
page
5.5V (unless otherwise noted).,” on page
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
“Data Retention” on page 6
“Clock Sources” on page 25
“Low Level Interrupt” on page 51
“Prescaling and Conversion Timing” on page 145
“Clock speed considerations” on page 131
“Code Examples” on page 6
“High-Frequency PLL Clock” on page 26
“Normal Mode” on page 99
“Features” on page 142
“Temperature Measurement” on page 154
“Limitations of debugWIRE” on page 164
Step 1. on page 174
“Programming the Flash” on page 180
“System and Reset Characteristics” on page 190
“Flash Programming Waveforms” on page 182
“Reset Pin Output Voltage vs. Sink Current (V
“Reset Pin Output Voltage vs. Sink Current (V
“Reset Pin Output Voltage vs. Sink Current (V
“Reset Pin Output Voltage vs. Sink Current (V
173, No. of Pages from 64 to 32 for ATtiny261.
Figure 15-1 “Analog to Digital Converter Block Schematic” on page
Table 18-8, “No. of Words in a Page and No. of Pages in the EEPROM,” on
32. Removed text "Not recommended for new design" from cover page.
29.
“Ordering Information” on page
Table 19-1, “DC Characteristics. T
Table 6-10, “Capacitance for Low-Frequency Crystal Oscilla-
187.
CC
CC
CC
CC
227. Clarified
= 3V)” on page 209
= 3V)” on page 209
= 3V)” on page 209
= 3V)” on page 209
A
= -40°C to +85°C, V
Section 6.4 “Clock Output
CC
2588ES–AVR–08/10
143,
= 1.8V to