Product Summary

The 16F1937 is a 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontroller with LCD Driver and nanoWatt Technology.

Parametrics

16F1937 absolute maximum ratings: (1)Ambient temperature under bias: -40℃ to +125℃; (2)Storage temperature: -65℃ to +150℃; (3)Voltage on VDD with respect to VSS, PIC16F1933: -0.3V to +6.5V; (4)Voltage on VCAP pin with respect to VSS, PIC16F1933: -0.3V to +4.0V; (5)Voltage on VDD with respect to VSS, PIC16LF1933: -0.3V to +4.0V; (6)Voltage on MCLR with respect to Vss: -0.3V to +9.0V; (7)Voltage on all other pins with respect to VSS: -0.3V to (VDD + 0.3V); (8)Total power dissipation: 800 mW; (9)Maximum current out of VSS pin, -40℃ ≤ TA ≤ +85℃ for industrial: 255 mA; (10)Maximum current out of VSS pin, -40℃ ≤ TA ≤ +125℃ for extended: 105 mA; (11)Maximum current into VDD pin, -40℃ ≤ TA ≤ +85℃ for industrial: 170 mA; (12)Maximum current into VDD pin, -40℃ ≤ TA ≤ +125℃ for extended: 70 mA; (13)Clamp current, IK (VPIN < 0 or VPIN > VDD): 20 mA; (14)Maximum output current sunk by any I/O pin: 25 mA; (15)Maximum output current sourced by any I/O pin: 25 mA.

Features

16F1937 features: (1)Only 49 Instructions to Learn: - All single-cycle instructions except branches; (2)Operating Speed: - DC -32 MHz oscillator/clock input - DC -125 ns instruction cycle; (3)Up to 16K x 14 Words of Flash Program Memory; (4)Up to 1024 Bytes of Data Memory (RAM); (5)Interrupt Capability with automatic context saving; (6)16-Level Deep Hardware Stack; (7)Direct, Indirect and Relative Addressing modes; (8)Processor Read Access to Program Memory; (9)Pinout Compatible to other 28/40-pin PIC16CXXX; (10)and PIC16FXXX Microcontrollers; (11)Power-Saving Sleep mode; (12)Power-on Reset (POR); (13)Power-up Timer (PWRT) and Oscillator Start-up Timer (OST).

Diagrams

16F1937 block diagram