PIC18F4550ESOSQTP datasheet(298/430 Pages) MICROCHIP

298 / 430 page

PIC18F2455/2550/4455/4550

DS39632D-page 296

Preliminary

DEV2

DEV1

DEV0

REV4

REV3

REV2

REV1

REV0

bit 7

bit 0

Legend:

R = Read-only bit

P = Programmable bit

U = Unimplemented bit, read as ‘0’

-n = Value when device is unprogrammed

u = Unchanged from programmed state

bit 7-5

DEV2:DEV0: Device ID bits

011

= PIC18F2455

010

= PIC18F2550

001

= PIC18F4455

000

= PIC18F4550

bit 4-0

REV3:REV0: Revision ID bits

These bits are used to indicate the device revision.

DEV10(1)

DEV9(1)

DEV8(1)

DEV7(1)

DEV6(1)

DEV5(1)

DEV4(1)

DEV3(1)

bit 7

bit 0

Legend:

R = Read-only bit

P = Programmable bit

U = Unimplemented bit, read as ‘0’

-n = Value when device is unprogrammed

u = Unchanged from programmed state

bit 7-0

DEV10:DEV3: Device ID bits(1)

These bits are used with the DEV2:DEV0 bits in the Device ID Register 1 to identify the part number.

0001 0010

= PIC18F2455/2550/4455/4550 devices

Note 1:

These values for DEV10:DEV3 may be shared with other devices. The specific device is always identified

by using the entire DEV10:DEV0 bit sequence.

PIC18F4550ESOSQTP Datasheet(PDF) 298 Page - Microchip Technology

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