ATtiny261A Atmel Corporation, ATtiny261A Datasheet - Page 5
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
ATtiny261A
Manufacturer Part Number
ATtiny261A
Description
Manufacturer
Atmel Corporation
Specifications of ATtiny261A
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
Yes
Temp. Range (deg C)
-40 to 105
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:
ATtiny261A-MN
Manufacturer:
Atmel
Quantity:
771
Company:
Part Number:
ATtiny261A-MUR
Manufacturer:
Atmel
Quantity:
7 974
Company:
Part Number:
ATtiny261A-PU
Manufacturer:
Atmel
Quantity:
1 462
Company:
Part Number:
ATtiny261A-SU
Manufacturer:
NEC
Quantity:
1
Company:
Part Number:
ATtiny261A-SUR
Manufacturer:
Atmel
Quantity:
3 598
1.5
Table 1-4.
Note:
8197C–Appendix A–AVR–08/11
Symbol
AV
A
V
V
R
R
REF
IN
INT
REF
AIN
CC
ADC Characteristics
1. V
2. Not tested in production.
Parameter
Resolution
Absolute accuracy
(Including INL, DNL, and
Quantization, Gain and Offset
Errors)
Integral Non-Linearity (INL)
(Accuracy after Offset and
Gain Calibration)
Differential Non-linearity (DNL)
Gain Error
Offset Error
Conversion Time
Clock Frequency
Analog Supply Voltage
External Voltage Reference
Input Voltage
Input Bandwidth
Internal 1.1V Reference
Internal 2.56V Reference
Reference Input Resistance
Analog Input Resistance
ADC Conversion Output
DIFF
ADC Characteristics, Single Ended Channels. T = -40°C to +105°C
must be below V
REF
.
(1)
Free Running Conversion
V
ADC clock = 200 kHz
V
ADC clock = 1 MHz
V
ADC clock = 200 kHz
Noise Reduction Mode
V
ADC clock = 1 MHz
Noise Reduction Mode
V
ADC clock = 200 kHz
V
ADC clock = 200 kHz
V
ADC clock = 200 kHz
V
ADC clock = 200 kHz
Single Ended Conversions
Differential Conversions
Single Ended Conversions
Differential Conversions
Single Ended Conversions
Differential Conversions
V
REF
REF
REF
REF
REF
REF
REF
REF
CC
> 3.0V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
Condition
CC
CC
CC
CC
CC
CC
CC
CC
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
V
CC
GND
Min
2.0
2.0
1.0
2.3
13
50
0
0
- 0.3
38.5
2.56
Typ
100
1.5
2.5
0.5
2.5
1.5
1.1
35
2
3
1
4
AVCC - 1.0
V
AV
CC
AVCC
ATtiny261A
1000
1023
V
Max
260
1.2
2.8
10
CC
REF
+ 0.3
(1)
Units
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
Bits
kHz
kHz
MΩ
kΩ
µs
V
V
V
V
V
V
5