此款是深圳市協遠電子科技有限公司主打推出的**低功耗MCU，歡迎聯系
 High-Performance RISC CPU:
 ? C Compiler Optimized Architecture
 ? Only 49 Instructions
 ? Up to 7 Kbytes Self-Write/Read Flash Program
 Memory Addressing
 ? Up to 256 Bytes Data Memory Addressing
 ? Operating Speed:
 - DC – 20 MHz clock input @ 3.6V
 - DC – 16 MHz clock input @ 1.8V
 - DC – 200 ns instruction cycle
 ? Interrupt Capability with Automatic Context
 Saving
 ? 16-Level Deep Hardware Stack with Optional
 Overflow/Underflow Reset
 ? Direct, Indirect and Relative Addressing modes:
 - Two full 16-bit File Select Registers (FSRs)
 - FSRs can read program and data memory
 Flexible Oscillator Structure:
 ? 16 MHz Internal Oscillator:
 - Accuracy to ± 3%, typical
 - Software selectable frequency range from
 16 MHz to 31.25 kHz
 ? 31 kHz Low-Power Internal Oscillator
 ? Three External Clock modes up to 20 MHz
 ? Two-Speed Oscillator Start-up
 ? Low-Power RTC Implementation via LPT1OSC
 Special Microcontroller Features:
 ? Operating Voltage Range:
 - 1.8V-3.6V
 ? Self-Programmable under Software Control
 ? Power-on Reset (POR)
 ? Power-up Timer (PWRT)
 ? Low-Power Brown-Out Reset (LPBOR)
 ? Extended Watchdog Timer (WDT)
 ? In-Circuit Serial Programming? (ICSP?) via
 Two Pins
 ? In-Circuit Debug (ICD) via Two Pins
 ? Enhanced Low-Voltage Programming (LVP)
 ? Programmable Code Protection
 ? Power-Saving Sleep mode
 Extreme Low-Power Management
 PIC16LF1902/3 with nanoWatt XLP:
 ? Sleep mode: 30 nA @ 1.8V, typical
 ? Watchdog Timer: 300 nA @ 1.8V, typical
 ? Timer1 Oscillator: 500 nA @ 1.8V, typical
 Analog Features:
 ? Analog-to-Digital Converter (ADC):
 - 10-bit resolution, up to 11 channels
 - Conversion available during Sleep
 - Dedicated ADC RC oscillator
 - Fixed Voltage Reference (FVR) as channel
 ? Integrated Temperature Indicator
 ? Voltage Reference module:
 - Fixed Voltage Reference (FVR) with 1.024V
 and 2.048V output levels
 Peripheral Highlights:
 ? Up to 25 I/O Pins and 1 Input-only Pin:
 - High current 25 mA sink/source
 - Individually programmable weak pull-ups
 - Individually programmable interrupt-onchange
 (IOC) pins
 ? Integrated LCD Controller:
 - 19 segment pins and 72 total segments
 - Variable clock input
 - Contrast control
 - Internal voltage reference selections
 ? Timer0: 8-Bit Timer/Counter with 8-Bit
 Programmable Prescaler
 ? Enhanced Timer1:
 - 16-bit timer/counter with prescaler
 - External Gate Input mode
 - Dedicated low-power 32 kHz oscillator driver

    深圳市協立信科技有限公司SHENZHEN CERISON TECHNOLOGY CO.,LTD，前身是深圳市協遠電子科技有限公司，在半導體代理分銷領域已經有多年的豐富經驗，建立了完整的市場銷售和設計開發、技術支持一站服務，專業為用戶提供MICROCHIP品牌，CHIPON品牌技術服務、產品開發設計和產品代理分銷的服務；為客戶提供從產品方案的選型指導、技術咨詢、開發工具、樣品提供、產品開發設計、一直到批量生產的*的專業服務。 
    深圳市協立信科技有限公司專業銷售Microchip、CHIPON品牌,包括：PIC的8位-16位-32位單片機、EEPROM存儲產品、模擬器件和接口器件（運算放大器、ADC，DAC混合信號產品、電源管理IC、溫度傳感器產品、CAN,LIN,TCP/IP等接口器件），SST FLASH產品，R&E專業煙感IC；以及CHIPON品牌8位單片機。是美國MICROCHIP品牌長期的增值推廣商，CHIPON品牌代理商。