ATTINY24A-SSUR Atmel, ATTINY24A-SSUR Datasheet - Page 282

• Manufacturer Part Number: ATTINY24A-SSUR
• Description: MCU AVR 2KB FLASH 20MHZ 14SOIC
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY24A-SSUR

• 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: *
• Package: 14SOIC W
• Device Core: AVR
• Family Name: ATtiny
• Maximum Speed: 20 MHz
• Operating Supply Voltage: 2.5|3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 12
• Interface Type: SPI/USI
• On-chip Adc: 8-chx10-bit
• Number Of Timers: 2
• 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