ATTINY25-20SUR Atmel, ATTINY25-20SUR Datasheet - Page 197

• 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

22.9
2586M–AVR–07/10
Internal Oscillator Speed
Figure 22-38. Watchdog Oscillator Frequency vs. V
Figure 22-39. Watchdog Oscillator Frequency vs. Temperature
0,128
0,126
0,124
0,122
0,118
0,116
0,114
0,112
0,12
0,118
0,116
0,114
0,112
0,108
0,12
0,11
2
-40
-30
2,5
WATCHDOG OSCILLATOR FREQUENCY vs. V
-20
WATCHDOG OSCILLATOR FREQUENCY vs. TEMPERATURE
-10
3
0
10
3,5
20
Temperature
V
CC
30
(V)
40
CC
4
50
60
4,5
70
80
CC
5
90
100
5.5 V
1.8 V
2.7 V
3.3 V
4.0 V
5,5
-40 ˚C
25 ˚C
85 ˚C
197