| 
 | 
 
   PIC18F46J11 Family Data Sheet (03/28/2011) 
 
 
Power Management Features with  
nanoWatt XLP™ for Extreme Low Power: 
• Deep Sleep mode: CPU off, Peripherals off,  
Currents Down to 13 nA and 850 nA with RTCC 
- Able to wake-up on external triggers,  
programmable WDT or RTCC alarm 
- Ultra Low-Power Wake-up (ULPWU) 
• Sleep mode: CPU off, Peripherals off, SRAM on,  
Fast Wake-up, Currents Down to 105 nA Typical 
• Idle: CPU off, Peripherals on, Currents Down to  
2.3 μA Typical 
• Run: CPU on, Peripherals on, Currents Down to  
6.2 μA Typical 
• Timer1 Oscillator/w RTCC: 1 μA, 32 kHz Typical 
• Watchdog Timer: 2.2 μA, 2V Typical 
Special Microcontroller Features: 
• 5.5V Tolerant Inputs (digital only pins) 
• Low-Power, High-Speed CMOS Flash Technology 
• C Compiler Optimized Architecture for Re-Entrant  
Code 
• Priority Levels for Interrupts 
• Self-Programmable under Software Control 
•  8 x 8 Single-Cycle Hardware Multiplier 
• Extended Watchdog Timer (WDT): 
- Programmable period from 4 ms to 131s 
• Single-Supply In-Circuit Serial Programming™  
(ICSP™) via Two Pins 
• In-Circuit Debug (ICD) with Three Breakpoints via  
Two Pins 
• Operating Voltage Range of 2.0V to 3.6V 
• On-Chip 2.5V Regulator 
• Flash Program Memory of 10,000 Erase/Write  
Cycles Minimum and 20-Year Data Retention 
Peripheral Highlights: 
• Peripheral Pin Select: 
- Allows independent I/O mapping of many  
peripherals 
- Continuous hardware integrity checking and  
safety interlocks prevent unintentional  
configuration changes 
• Hardware Real-Time Clock and Calendar (RTCC): 
- Provides clock, calendar and alarm functions 
• High-Current Sink/Source 25 mA/25 mA 
(PORTB and PORTC) 
Peripheral Highlights (Continued): 
• Four Programmable External Interrupts 
• Four Input Change Interrupts 
• Two Enhanced Capture/Compare/PWM (ECCP)  
modules: 
- One, two or four PWM outputs 
- Selectable polarity 
- Programmable dead time 
- Auto-shutdown and auto-restart 
- Pulse steering control 
• Two Master Synchronous Serial Port (MSSP)  
modules featuring:  
- 3-wire SPI (all 4 modes) 
- 1024-byte SPI Direct Memory Access (DMA)  
channel 
-I 
2C™ Master and Slave modes 
• 8-Bit Parallel Master Port/Enhanced Parallel  
Slave Port 
• Two-Rail – Rail Analog Comparators with Input  
Multiplexing 
• 10-Bit, up to 13-Channel Analog-to-Digital (A/D)  
Converter module: 
- Auto-acquisition capability 
- Conversion available during Sleep 
- Self-Calibration 
• High/Low-Voltage Detect module 
• Charge Time Measurement Unit (CTMU): 
- Supports capacitive touch sensing for touch  
screens and capacitive switches 
- Provides a Precise Resolution Time  
Measurement for Both Flow Measurement  
and Simple Temperature Sensing 
• Two Enhanced USART modules: 
- Supports RS-485, RS-232 and LIN/J2602 
- Auto-wake-up on Start bit 
• Auto-Baud Detect 
Flexible Oscillator Structure: 
• 1% Accurate High-Precision Internal Oscillator 
• Two External Clock modes, up to 48 MHz (12 MIPS) 
• Internal 31 kHz Oscillator, Internal Oscillators  
Tunable at 31 kHz and 8 MHz or 48 MHz with PLL 
• Secondary Oscillator using Timer1 @ 32 kHz 
• Fail-Safe Clock Monitor: 
- Allows for safe shutdown if any clock stops 
• Two-Speed Oscillator Start-up 
• Programmable Reference Clock Output Generator 
 
 
推荐MICROCHIP全系列产品推广商:(可申请部分免费样片,资料,大家赶快行动吧!) 
授权A级代理商;提供技术支持;提供成熟方案;提供免费样品;提供详细资料。=============================================================== 
深圳市英锐恩科技有限公司 
联系电话:86-755-82543411,83167411,61357155 
联系传真:86-755-82543511 
Emil:enroo@enroo.com 
在线技术支持:(QQ)27781279 (QQ)908863634  
在线业务服务:(QQ)27781279 (QQ)46885145 (QQ)910737158 
总部地址:中国·深圳市福田区福华路嘉汇新城·汇商中心27楼2701 
公司网站:www.Enroo-Tech.com 或是 www.Enroo.com ; |   
 
 
 
 |