PIC16C661

The features of PIC16C661 are as follows:(1)up to 33 I/O pins with individual direction control; (2)high current sink/source for direct LED drive; (3)analog comparator module with: two analog comparators, programmable on-chip voltage reference(VREF) module,  Programmable input multiplexing from device inputs and internal voltage reference, comparator outputs can be output signals; (4)timer0: 8-bit timer/counter with 8-bit programmable prescaler.

The absolute maximum ratings of the PIC16C661 are: (1)ambient temperature under bias: 40°C to +125°C; (2)storage temperature: 65°C to +150°C; (3)voltage on any pin with respect to VSS (except VDD and MCLR): 0.3V to VDD + 0.3V; (4)voltage on VDD with respect to VSS: 0 to +7.5V; (5)voltage on MCLR with respect to VSS: 0 to +14V; (6)total power dissipation: 1.0W; (7)maximum current out of VSS pin: 300 mA; (8)maximum current into VDD pin: 50 mA; (9)input clamp current, IIK (VI<0 or VI> VDD): ±20 mA; (10)output clamp current, IOK (Vo <0 or Vo>VDD): ±20 mA; (11)maximum output current sunk by any I/O pin: 25 mA; (12)maximum output current sourced by any I/O pin: 25 mA; (13)maximum current sunk by PORTA, PORTB, and PORTE (combined): 200 mA; (14)maximum current sourced by PORTA, PORTB, and PORTE (combined): 200 mA; (15)maximum current sunk by PORTC and PORTD (combined): 200 mA; (16)maximum current sourced by PORTC and PORTD (combined): 200 mA.

The following is about the electrical characteristics of PIC16C661: (1)supply voltage: 4.0V min and 6.0V max at XT, RC and LP osc configuration; (2)RAM data retention voltage: 1.5V typical at device in SLEEP mode; (3)VDD start voltage to ensure internal power-on reset signal: VSS V typical at see section on power-on reset for details; (4)VDD rise rate to ensure internal power-on reset signal: 0.05V/ms min at see section on power-on reset for details; (5) Brown-out Reset Voltage: 3.7V min ,4.3V max and 4.0V typical at BODEN configuration bit is clear; (6)supply current: 2.7mA typical and 5mA max at XT, RC osc configuration, FOSC = 4 MHz, VDD = 5.5V; (7)power-down current: 1.5A typical and 21A max at VDD = 4.0V, WDT enabled. There is not much information about the product, if you want to get more information, please pay attention to our website and we will update it in time.