ATTINY28L-4AI Atmel, ATTINY28L-4AI Datasheet - Page 64

• Manufacturer Part Number: ATTINY28L-4AI
• Description: IC AVR MCU 2KFLSH 4MHZ 3V 32TQFP
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY28L-4AI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: POR, WDT
• Number Of I /o: 11
• Program Memory Size: 2KB (1K x 16)
• Program Memory Type: FLASH
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TQFP, 32-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Ram Size: -
• Data Converters: -
• Connectivity: -

64
ATtiny28L/V
Figure 55. Calibrated Internal RC Oscillator Frequency vs. V
Figure 56. Watchdog Oscillator Frequency vs. V
1600
1400
1200
1000
1.28
1.26
1.24
1.22
1.18
1.16
1.14
1.12
800
600
400
200
1.2
1.1
0
1.5
2
2
2.5
CALIBRATED RC OSCILLATOR FREQUENCY vs.
2.5
3
OPERATING VOLTAGE
3
3.5
3.5
V
cc
V
(V)
CC
4
(V)
4
CC
4.5
4.5
5
CC
5
T
A
= 25˚C
5.5
5.5
T = 85
T = 25
A
A
T
A
= 85˚C
˚
˚
1062F–AVR–07/06
C
C
6
6
T = 45
T = 70
A
A
˚
˚
C
C