PIC16F946-ESLASHMLQTP datasheet(318/330 Pages) MICROCHIP

318 / 330 page

PIC16F913/914/916/917/946

DS41250F-page 316

APPENDIX C: CONVERSION

CONSIDERATIONS

Considerations for converting from previous versions

of devices to the ones listed in this data sheet are listed

in Table C-1.

TABLE C-1:

CONVERSION CONSIDERATIONS

Characteristic

PIC16F91X/946

PIC16F87X

PIC16F87XA

Pins

28/40/64

28/40

Timers

Interrupts

11 or 12

13 or 14

14 or 15

Communication

USART, SSP(1)

(SPI, I2C™ Slave)

PSP, USART, SSP

(SPI, I2C Master/Slave)

PSP, USART, SSP

(SPI, I2C Master/Slave)

Frequency

20 MHz

Voltage

2.0V-5.5V

2.2V-5.5V

2.0V-5.5V

A/D

10-bit,

7 conversion clock selects

10-bit,

4 conversion clock selects

10-bit,

7 conversion clock selects

CCP

Comparator

—

Comparator Voltage

Reference

Yes

—

Yes

Program Memory

4K, 8K Flash

(Erase/Write on

single-word)

4K, 8K Flash

(Erase/Write on

four-word blocks)

RAM

256, 336, 352 bytes

192, 368 bytes

EEPROM Data

256 bytes

128, 256 bytes

Code Protection

On/Off

Segmented, starting at end

of program memory

On/Off

Program Memory

Write Protection

—

On/Off

Segmented, starting at

beginning of

program memory

LCD Module

16, 24 segment drivers,

4 commons

——

Other

In-Circuit Debugger,

Low-Voltage Programming

In-Circuit Debugger,

Low-Voltage Programming

In-Circuit Debugger,

Low-Voltage Programming

Note 1:

SSP aand USART share the same pins on the PIC16F91X.

PIC16F946-E/MLQTP Datasheet(PDF) 318 Page - Microchip Technology

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