ATTINY25-20MUR Atmel, ATTINY25-20MUR Datasheet - Page 223
![MCU AVR 2KB FLASH 20MHZ 20QFN](/photos/6/87/68751/313-20-qfn_sml.jpg)
ATTINY25-20MUR
Manufacturer Part Number
ATTINY25-20MUR
Description
MCU AVR 2KB FLASH 20MHZ 20QFN
Manufacturer
Atmel
Series
AVR® ATtinyr
Datasheet
1.ATTINY25-20MU.pdf
(236 pages)
Specifications of ATTINY25-20MUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
6
Program Memory Size
2KB (1K x 16)
Program Memory Type
FLASH
Eeprom Size
128 x 8
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 223 of 236
- Download datasheet (5Mb)
2586M–AVR–07/10
4. Added Figures:
5. Updated Figure:
6. Updated Tables:
7. Updated Code Example in Section:
8. Updated Bit Descriptions in:
9. Updated description of feature “EEPROM read may fail at low supply voltage / low
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clock frequency” in Sections:
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“Sleep Modes” on page 35
“Software BOD Disable” on page 36
“External Interrupts” on page 51
“Timer/Counter1 in PWM Mode” on page 101
“USI – Universal Serial Interface” on page 111
“Temperature Measurement” on page 137
“Reading Lock, Fuse and Signature Data from Software” on page 147
“Program And Data Memory Lock Bits” on page 151
“Fuse Bytes” on page 152
“Signature Bytes” on page 154
“Calibration Bytes” on page 154
“System and Reset Characteristics” on page 170
“Reset Pin Output Voltage vs. Sink Current (V
“Reset Pin Output Voltage vs. Sink Current (V
“Reset Pin Output Voltage vs. Source Current (V
“Reset Pin Output Voltage vs. Source Current (V
“Reset Logic” on page 41
“Start-up Times for Internal Calibrated RC Oscillator Clock” on page 28
“Start-up Times for Internal Calibrated RC Oscillator Clock (in ATtiny15 Mode)” on
page 28
“Start-up Times for the 128 kHz Internal Oscillator” on page 29
“Compare Mode Select in PWM Mode” on page 89
“Compare Mode Select in PWM Mode” on page 101
“DC Characteristics. T
“Calibration Accuracy of Internal RC Oscillator” on page 169
“ADC Characteristics” on page 172
“Write” on page 17
“MCUCR – MCU Control Register” on page 38
“Bits 7:6 – COM0A[1:0]: Compare Match Output A Mode” on page 80
“Bits 5:4 – COM0B[1:0]: Compare Match Output B Mode” on page 80
“Bits 2:0 – ADTS[2:0]: ADC Auto Trigger Source” on page 142
“SPMCSR – Store Program Memory Control and Status Register” on page
“Errata ATtiny25” on page 217
“Errata ATtiny45” on page 218
A
= -40°C to +85°C” on page 166
CC
CC
CC
CC
= 3V)” on page 189
= 5V)” on page 190
= 3V)” on page 190
= 5V)” on page 191
149.
223
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