ATTINY25-20SUR Atmel, ATTINY25-20SUR Datasheet - Page 222

• 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. Datasheet Revision History
28.1
28.2
28.3
222
Rev. 2586M-07/10
Rev. 2586L-06/10
Rev. 2586K-01/08
ATtiny25/45/85
1. Clarified
2. Added Ordering Codes -SN and -SNR for ATtiny25 extended temperature.
1. Added:
2. Updated:
1. Updated Document Template.
2. Added Sections:
3. Updated Sections:
– TSSOP for ATtiny45 in
–
–
– Extended temperature in
– Tape & reel part numbers in Ordering Information, in
–
–
–
–
–
–
–
–
–
– Bit syntax throughout the datasheet, e.g. from CS02:0 to CS0[2:0].
–
–
–
–
–
–
Information in
Section 26.4 “8X” on page 215
Table 6-11, “Capacitance of Low-Frequency Crystal Oscillator,” on page 29
Figure 22-36 on page 196
plots for Bandgap Voltage vs. V
page 209
“Features” on page
Section 8.4.2 “Code Example” on page 46
“PCMSK – Pin Change Mask Register” on page
“TCCR1 – Timer/Counter1 Control Register” on page 92
Timer/Counter1 Control Register” on page
Section 20.3.2 “Calibration Bytes” on page
Table 20-11, “Minimum Wait Delay Before Writing the Next Flash or EEPROM
Location,” on page
Table 20-16, “High-voltage Serial Programming Instruction Set for ATtiny25/45/85,”
on page 163
Table 21-1, “DC Characteristics. T
Table 21-11, “Serial Programming Characteristics, T
5.5V (Unless Otherwise Noted),” on page
“Data Retention” on page 6
“Low Level Interrupt” on page 51
“Device Signature Imprint Table” on page 153
“Internal PLL for Fast Peripheral Clock Generation - clkPCK” on page 24
“System Clock and Clock Options” on page 23
“Internal PLL in ATtiny15 Compatibility Mode” on page 24
Section 6.4 “Clock Output Buffer” on page
and
Section 25.2 “ATtiny45” on page
Section 25.2 “ATtiny45” on page 210
157, value for t
1, removed Preliminary from ATtiny25
“Features” on page
Section 25.1 “ATtiny25” on page
and
Figure 22-37 on page
CC
WD_ERASE
A
and Temperature
= -40°C to +85°C,” on page
175, added t
93, COM bit descriptions clarified
1, Pinout
154, frequencies (8 MHz, 6.4 MHz)
210, and Packaging Information in
54, Bit Descriptions
32.
A
Figure 1-1 on page
Section 25.1 “ATtiny25” on
196, Typical Characteristics
= -40°C to +85°C, V
SLIV
and
209, Ordering Information
“GTCCR – General
166, notes adjusted
2, Ordering
CC
2586M–AVR–07/10
= 1.8 -