ATTINY25-20SUR Atmel, ATTINY25-20SUR Datasheet - Page 225

• Manufacturer Part Number: ATTINY25-20SUR
• Description: MCU AVR 2KB FLASH 20MHZ 8SOIC
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY25-20SUR

• 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

28.5
28.6
2586M–AVR–07/10
Rev. 2586I-09/06
Rev. 2586H-06/06
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Updated bit R/W descriptions in:
“TIMSK – Timer/Counter Interrupt Mask Register” on page
“TIFR – Timer/Counter Interrupt Flag Register” on page
“TIMSK – Timer/Counter Interrupt Mask Register” on page
“TIFR – Timer/Counter Interrupt Flag Register” on page
“PLLCSR – PLL Control and Status Register” on page
“TIMSK – Timer/Counter Interrupt Mask Register” on page
“TIFR – Timer/Counter Interrupt Flag Register” on page
“PLLCSR – PLL Control and Status Register” on page 107
“DIDR0 – Digital Input Disable Register 0” on page
Added limitation to
Updated
Updated
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All Characterization data moved to
All Register Descriptions are gathered up in seperate sections in the end of each
chapter.
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Table 20-4 on page
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Updated Note in
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Updated Register Description in
Updated Features in
Updated Code Example in
Slave Operation Example” on page
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Added
Table 21-2 on page
“DC Characteristics” on page
Table 21-7 on page
Figure 21-6 on page
Table 21-12 on page
Table 22-1 on page
Table 22-2 on page
Table
Table
Table 22-39 on page
Table
Table 11-3 on page
“Calibrated Internal Oscillator” on page
“System Control and Reset” on page
“Analog Comparator Multiplexed Input” on page
Figure 17-1 on page
“Signature Bytes” on page
“Electrical Characteristics” on page
“Calibrated Internal Oscillator” on page
Table 6.5.1 on page
22-30,
22-33,
22-46,
Table 7-1 on page
“Limitations of debugWIRE” on page
152.
“USI – Universal Serial Interface” on page
Table 22-31
Table 22-34
Table
169.
“SPI Master Operation Example” on page 113
22-47,
81,
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“I/O Ports” on page
Table 11-5 on page
and
and
“Electrical Characteristics” on page
Table 22-48
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Table
Table
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22-32, starting on
22-35, starting on
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and
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Table
82,
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Table 11-6 on page 83
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and
22-49.
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page
page
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and
“SPI
and
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