ATTINY24A-PU Atmel, ATTINY24A-PU Datasheet - Page 282

• Manufacturer Part Number: ATTINY24A-PU
• Description: MCU AVR 2K FLASH 20MHZ 14PDIP
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY24A-PU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 12
• 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): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-DIP (0.300", 7.62mm)
• Processor Series: ATTINY2x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: SPI, USI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 12
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 20 Channel
• Data Rom Size: 128 B
• A/d Bit Size: 10 bit
• A/d Channels Available: 20
• Height: 5.33 mm
• Length: 19.68 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.8 V
• Width: 7.11 mm
• For Use With: ATSTK505 - ADAPTER KIT FOR 14PIN AVR MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ii
ATtiny24A/44A/84A
8
9
10 I/O Ports .................................................................................................. 53
11 8-bit Timer/Counter0 with PWM ............................................................ 68
12 16-bit Timer/Counter1 ............................................................................ 85
System Control and Reset .................................................................... 38
Interrupts ................................................................................................ 47
7.1
7.2
7.3
7.4
7.5
8.1
8.2
8.3
8.4
8.5
9.1
9.2
9.3
10.1
10.2
10.3
11.1
11.2
11.3
11.4
11.5
11.6
11.7
11.8
11.9
12.1
12.2
12.3
12.4
Sleep Modes ....................................................................................................33
Software BOD Disable .....................................................................................34
Power Reduction Register ...............................................................................35
Minimizing Power Consumption ......................................................................35
Register Description ........................................................................................36
Resetting the AVR ...........................................................................................38
Reset Sources .................................................................................................39
Internal Voltage Reference ..............................................................................41
Watchdog Timer ..............................................................................................41
Register Description ........................................................................................44
Interrupt Vectors ..............................................................................................47
External Interrupts ...........................................................................................48
Register Description ........................................................................................50
Ports as General Digital I/O .............................................................................54
Alternate Port Functions ..................................................................................58
Register Description ........................................................................................66
Features ..........................................................................................................68
Overview ..........................................................................................................68
Clock Sources .................................................................................................69
Counter Unit ....................................................................................................69
Output Compare Unit .......................................................................................70
Compare Match Output Unit ............................................................................72
Modes of Operation .........................................................................................73
Timer/Counter Timing Diagrams .....................................................................77
Register Description ........................................................................................79
Features ..........................................................................................................85
Overview ..........................................................................................................85
Timer/Counter Clock Sources .........................................................................87
Counter Unit ....................................................................................................87
8183C–AVR–03/11