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 2016-2021 Microchip Technology Inc.DS80000704J-page 1

MEC170x

TABLE 1:SILICON IDENTIFICATION

Part

Number Silicon IdentifierFunctional

Revision C

Functional

Revision E

Functional

Revision F

MEC1701Device ID(1) 2Dh 2Dh 2Dh

Revision ID for Silicon Revision( )282h 84h 85h

PIS(3) Version/RevisionC1C2C2

MEC1703Device ID(1) 2Eh 2Eh 2Eh

Revision ID for Silicon Revision( )282h 84h 85h

PIS(3) Version/RevisionF1F2F2

MEC1704Device ID(1) 33h 33h 33h

Revision ID for Silicon Revision( )282h 84h 85h

PIS(3) Version/RevisionC1C2C2

MEC1705Device ID(1) 32h 32h 32h

Revision ID for Silicon Revision( )282h 84h 85h

PIS(3) Version/RevisionC1C2C2

Note 1:The Device ID is visible as an 8-bit number at Plug and Play Configuration Index 20h.

2: The HW Revision Number is visible as an 8-bit number at Plug and Play Configuration Index 21h.

3: Product Identification System (PIS) is defined in the Product Data Sheet.

TABLE 2:SILICON ISSUE SUMMARY

ModuleFeature Item

Number Issue Summary

Affected Revisions(1)

C EF

SMB ControllerSMB Master1. SMBus Master Controller violates Bus Idle

Time between STO and STA in Byte mode

only

XXX

Boot ROMCrisis Recov-

ery

2. May enter crisis recovery mode in errorXXX

JTAG PinsPins3. GPIO145 & GPIO146 input disabled in

SWD mode

XXX

EEPROM Con-

troller

TEST 4. For MEC1703 and MEC1705, Test

Register at address 0x4000_2C1C

needs to be programmed to

0x00060101

XXX

ESPI ESPI5. MAFS flash transfers should be to/from 4-

byte aligned SRAM buffer starting

addresses

XXX

Note 1:Only those issues indicated in the last column apply to the current silicon revision.

2: Please refer to the description below to know a list of parts that are affected.

MEC170x

Silicon Errata and Data Sheet Clarification

Produktspecifikationer