ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：IC MCU 8BIT 128KB FLASH 48TQFP
- Series：AVR® DB
- Mfr：Microchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- Core Processor：AVR
- Core Size：8-Bit
- Speed：24MHz
- Connectivity：I2C, SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, POR, PWM, WDT
- Number of I/O：41
- Program Memory Size：128KB (128K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：16K x 8
- Voltage - Supply (Vcc/Vdd)：1.8V ~ 5.5V
- Data Converters：A/D 18x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：48-TQFP (7x7)
- Package / Case：48-TQFP
- Grade：-
- Qualification：-
Download product information
Overview
The AVR128DB48T-I/PT is an 8-bit microcontroller from the AVR DB family, featuring a 24 MHz AVR CPU with hardware multiplier. It includes 128 KB of Flash memory, 16 KB of SRAM, and 512 bytes of EEPROM. The device operates within a supply voltage range of 1.8 V to 5.5 V and supports up to 41 I/O pins in a TQFP-48 package. Key peripherals include a 12-bit ADC, 10-bit DAC, analog comparators, zero-cross detectors, and multiple communication interfaces such as SPI, TWI/I2C, and USART.
Feature Summary
- Features multi-voltage I/O (MVIO) on Port C for flexible interfacing
- Includes advanced analog subsystems like differential ADC and op amps
- Supports event-driven architecture with Configurable Custom Logic (CCL)
- Provides low-power operation with multiple sleep modes
Applications
- Industrial control systems requiring precise signal conditioning
- Smart energy metering applications utilizing zero-cross detection
- Motor control designs leveraging PWM timers and analog comparators
- IoT devices needing versatile communication interfaces and low power consumption
Procurement Notes
Verify the specific ordering suffix matches the required package type and temperature grade. Confirm that the 'T' indicates tape and reel packaging if applicable. Ensure the '-I' suffix corresponds to the industrial temperature range requirements for your design environment. Cross-reference the datasheet revision to ensure compatibility with your development tools.
Selection Notes
Select this component when vertical migration within the AVR DB family is needed without code modification. Consider the 128 KB Flash size for complex firmware requirements. Evaluate the 41 available I/O pins against system interface needs. Check if the integrated analog peripherals reduce the need for external components compared to other MCU families.
Part Context
This part belongs to the AVR128DB series, which shares pin and feature compatibility across different pin counts and memory sizes. It utilizes the latest Microchip technologies including the Event System and accurate analog subsystems. The device is designed for applications requiring high performance and low power consumption in a compact form factor.
Replacement Considerations
AVR128DB48T-E/PT
FAQ
What is the maximum operating frequency of the AVR128DB48T-I/PT?
The device features an AVR CPU running at clock speeds up to 24 MHz.
Does the AVR128DB48 support simultaneous master and slave operation on I2C?
Yes, the TWI/I2C peripheral can operate simultaneously as master and slave on different pins.
What analog peripherals are included in this microcontroller?
It includes a 12-bit differential ADC, three analog comparators, one 10-bit DAC, and up to three op amps.
