Description

Electronic Component Model:2L2BI is an IC chip in the product category of IC Chips. It offers various features and specifications for efficient performance in electronic devices.

Specifications and features

- Memories: It comes with 8 or 16 Kbyte Program memory with read-write protection. It supports both ROM and Dual voltage FLASH versions. In-Application and In-Circuit Programming is available for FLASH versions. It has 384 to 768 bytes RAM with a 128-byte stack. - Clock, Reset and Supply Management: The chip has an Enhanced Reset System (Power On Reset) and a Low Voltage Detector (LVD). It offers clock-out capability and comes with a 6 or 12 MHz Oscillator with internal frequencies of 8, 4, 2, 1 MHz. It also has 3 power saving modes. - USB (Universal Serial Bus) Interface: The chip is equipped with a DMA for low-speed applications compliant with USB specification (version 2.0). It has an integrated 3.3V voltage regulator and transceivers. Suspend and Resume operations are supported, and it has 3 endpoints. - Up to 31 I/O Ports: The chip provides up to 31 multifunctional bidirectional I/O lines. It supports up to 12 External interrupts (3 vectors), 13 alternate function lines, 8 high sink outputs (8 [email protected] V/20 [email protected] V), and 2 true open drain pins (N buffer 8 [email protected] V). - 3 Timers: It includes a configurable watchdog timer with a timeout ranging from 8 to 500 ms. The chip also features an 8-bit Auto Reload Timer (ART) with 2 Input Captures, 2 PWM outputs, and External Clock. Additionally, it has an 8-bit Time Base Unit (TBU) for generating periodic interrupts cascadable with ART. - Analog Peripheral: The chip comes with a 10-bit A/D Converter with up to 8 input pins. - 2 Communications Interfaces: It supports an Asynchronous Serial Communication interface and a Synchronous Serial Peripheral Interface. - Instruction Set: The chip uses an 8-bit data manipulation instruction set with 63 basic instructions. It has 17 main addressing modes and includes an 8 x 8 unsigned multiply instruction. True bit manipulation is also supported. - Nested interrupts and Development Tools: The chip supports nested interrupts and comes with a full hardware/software development package.

Application Scenarios

This IC chip model can be used in various electronic devices and applications. It is suitable for memory-intensive applications that require program memory with read-write protection. The USB interface makes it compatible with low-speed applications that require data transfer. The I/O ports and communication interfaces facilitate connectivity and data exchange with other components. The timers and analog peripheral enable precise timing and analog data acquisition.

Comparison

- High program memory capacity (8 or 16 Kbyte) with read-write protection - In-Application and In-Circuit Programming for FLASH versions - USB interface with low-speed application compliance - Multiple I/O ports, interrupts, and alternate function lines for versatile connectivity - Timer features for watchdog functionality and precise timing - Analog peripheral with a high-resolution A/D Converter - Limited RAM capacity (384 to 768 bytes) - Limited oscillation frequency options (6 or 12 MHz) - Limited endpoints for USB interface - Limited true open drain pins (N buffer 8 [email protected] V) - Limited number of communication interfaces (Asynchronous and Synchronous)