Hello readers welcome to the new post. Here we will discuss Introduction to ATtiny4313. It is an eight-bit AVR compatible and RISC structure microcontroller created by the Microchip. It comes with four-kilobyte flash memory one twenty-eight Byte EEPROM, and one twenty-eight Byte static ram. It also consists of eighteen general-purpose input and output pinouts.
In this post, we will give a details overview of its pinout working and some related parameters. So let’s get started.
Introduction to ATtiny4313
- ATtiny4313 is a RISC architecture-based speedless power-consuming microcontroller that comes with an eight-bit configuration.
- It consists of a four Kilo byte flash memory unit with static RAM.
- There are twenty pinouts and eighteen general-purpose input and output pins are configured on the board.
- It consists of thirty-two general-purpose registers and these registers are linked to ALU.
- It is a good operative controller and a less costly board used in different applications based on embedded systems
- There are different programs such as C compiler, macro assemblers, evaluation kits, and debuggers are supported by this board

ATtiny4313 Features
- The main features of this controller are explained here
- DC for one input and output pin is forty milliamperes
- Operating volts is 1.8 to 5.5 volts and Maximum Operating Voltage is 6 V
- Storage temperature is minus sixty-five to one-fifty centigrade
- It is a full-duplex UART
- consist of 4 PWM channels
- It has an eight-bit timer and a sixteen-bit counter
- Eighteen input and output pins have
- Four KB flash memory has
- Based on RISC architecture
- It is an 8-bit RISC structured controller. comes with Flash program memory of 4 KB
- It has 256 Bytes of SRAM memory and EEPROM of 256 Bytes
- It has 18 input/output pins
- It comes with 1 8-bit and one 16-bit
- Its operating temperature value is -55°C to +125°C and Storage Temperature is-65°C to +150°C
- DC of this module is 200 mA
| Feature | Details |
| Type | Parameter |
| Factory Lead Time | 8 Weeks |
| Contact Plating | Tin |
| Supply Voltage-Max | 5.5V |
| Interface | SPI |
| Memory Size | 1kB |
| Oscillator Type | Internal |
| RAM Size | 64 x 8 |
| Voltage – Supply | 1.8V~5.5V |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Core Processor | AVR |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Program Memory Type | FLASH |
| Core Size | 8-Bit |
| Program Memory Size | 1KB 512 x 16 |
| Bit Size | 8 |
| Has ADC | YES |
| DMA Channels | NO |
| Data Bus Width | 8b |
| Address Bus Width | 8b |
| EEPROM Size | 64 x 8 |
| Number of ADC Channels | 4 |
| Number of PWM Channels | 2 |
| Number of SPI Channels | 1 |
| Height | 4.953mm |
| Length | 10.16mm |
| Width | 7.112mm |
| REACH SVHC | No SVHC |
| Radiation Hardening | No |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
| Mount | Through Hole |
| Mounting Type | Through Hole |
| Package / Case | 8-DIP (0.300, 7.62mm) |
| Number of Pins | 8 |
| Data Converters | A/D 4x10b |
| Number of I/Os | 6 |
| Watchdog Timers | Yes |
| Operating Temperature | -40°C~85°C TA |
| Packaging | Tube |
| Series | AVR® ATtiny |
| Published | 2004 |
| JESD-609 Code | e3 |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 8 |
| Terminal Position | DUAL |
| Supply Voltage | 5V |
| Frequency | 20MHz |
| Base Part Number | ATTINY13A |
ATtiny4313 Microcontroller Pinout
- ATtiny4313 pinouts are discussed here
- Pin 20 is the Vcc input supply given here
- Pin 10 is ground
- Pin 1 is PA2 that is a three-bit bi-directional input-output port having an inner pull register
- Pin 2 is PDO is port D is a seven-bit bi-directional input-output port having an inner pull-up register
- Pin 12 is PB0 is port B and eight-bit bi-directional input-output having inner registers
| Pin No | Pin Name |
| 20 | VCC |
| 10 | GND |
1 | PA2 |
| 4 | PA1 |
| 5 | PA0 |
2 | PD0 |
| 3 | PD1 |
| 6 | PD2 |
| 7 | PD3 |
| 8 | PD4 |
| 9 | PD5 |
| 11 | PD6 |
12 | PB0 |
| 13 | PB1 |
| 14 | PB2 |
| 15 | PB3 |
| 16 | PB4 |
| 17 | PB5 |
| 18 | PB6 |
| 19 | PB7 |

ATtiny4313 Microcontroller Applications
- It used for interfacing
- used in display units
- Used in embedded system
- Measure the analog signal
- Power regulators have this module
- Used in driver circuits
ATTINY4313-PU vs ATTINY861A-PU vs ATTINY44A-PU vs ATTINY461A-PU
| Component | ATTINY4313-PU | ATTINY861A-PU | ATTINY44A-PU | ATTINY461A-PU |
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-DIP | 20-DIP | 14-DIP | 20-DIP |
| Number of Pins | 20 | 20 | 14 | 20 |
| Data Bus Width | 8 b | 8 b | 8 b | 8 b |
| Number of I/O | 18 | 16 | 12 | 16 |
| Interface | I2C, SPI, UART, USART | SPI | SPI | SPI |
| Memory Size | 4 kB | 4 kB | 4 kB | 8 kB |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V |
What is the fastest 8-bit microcontroller?
- C8051F12x-3x is an accurate analog 8-bit controller device that is high speed-bit CPU and comes with 100 MIPS, 10-bit or 12-bit ADC with that 128 kB of on-chip Flash has 8 kB of RAM.
Is 8051 an 8-bit controller?
- 8051 is an 8-bit controller since it processes 8 bits of data on the machine cycle. The assembly instructions exist 8 bits for a single time. The inner registers are 8-bit size and read and write operations occur for 8-bits at a time.
Is Arduino an 8-bit microcontroller?
- Mostly Arduino board comes with Atmel 8-bit Avr controllers such as ATmega8, ATmega1280, ATmega168, ATmega328, or ATmega2560 with different flash memory pins, and features.
What is the memory of 8-bit microcontroller?
- The memory location of the 8-bit controller external RAM stores 8 bits of data or one byte. So number of bytes memory locations is from 8000 H to 9FFF H which has features to store 2000 H or 8192.
What is the difference between ATtiny13 and ATtiny13A?
- The Attny 13A is the functional same and replacement for ATtiny13.
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That is all about the ATtiny4313 all details has been explained. If you have any further queries ask in the comments. Thanks for reading have a good day.





