代理台湾FEELING飞凌FM8PB56B SOP18单片机全新原装正品 

产品说明：
描述：
 
FM8PB56B : OTP device 
 
Only 42 single word instructions   
 
All instructions are single cycle except for program branches which are two-cycle   
 
13-bit wi de instructions 
  
All OTP area GOTO instruction 
 
All OTP area subroutine CALL instruction 
  
8-bit wide data path 
 
5-level deep hardware stack 
 
Operating speed: DC-20 MHz clock input 
 
DC-100 ns instruction cycle 
 
Device         Pins #     I/O #     OTP (Byte)     RAM (Byte) 
 
FM8PB56B         18        16          1K             49 
 
Direct, indirect addressing modes for data accessing 
 
8-bit real time clock/counter (Timer0) with 8-bit programmable prescaler 
 
Internal Power-on Reset (POR) 
 
Built-in Low Voltage Detector (LVD) for Brown-out Reset (BOR) 
 
Power-up Reset Timer (PWRT) and Oscillator Start-up Timer(OST) 
 
On chip Watchdog Timer (WDT) with internal oscillator for reli able operation and soft-ware watch-dog 
 
enable/disable control 
 
Two I/O ports IOA and IOB with i ndependent direction control 
 
Soft-ware I/O pull-high/pull-down or open-drain control 
 
One internal interrupt source: Timer0 overflow; Two external interrupt source: INT pin, Port B input change 
 
Wake-up from SLEEP by INT pin or Port B input change 
 
Power saving SLEEP mode 
 
Built-in 8 MHz, 4 MHz, 1 MHz, and 455 KHz internal RC oscillator 
 
Programmable Code Protection 
 
Selectable oscillator options: 
 
- ERC: External Resistor/Capacitor Oscillator 
 
- HF: High Frequency Crystal/Resonator Oscillator 
 
- XT: Crystal/Resonator Oscillator 
 
- LF:  Low Frequency Crystal Oscillator 
 
- IRC:  Internal Resistor/Capacitor Oscill ator 
 
- ERIC:  External Resistor/Internal Capacitor Oscillator 
 
Operating voltage range: 2.0V to 5.5V 
 
- ≤4MHz: 2.0V to 5.5V 
 

- ≤8MHz: 2.4V to 5.5V, see 6.1 for more information. 

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