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CompanyTrenz Electronic GmbH
PCN NumberPCN-20190105
Title

TE0706-02 to TE0706-03 Hardware Revision Change 

SubjectTrenz Electronic TE0706 Hardware Change
Issue Date2019-04-11

Products Affected

This change affects all variations of TE0706 carrier of revision: TE0706-02

affected product

suggested upgrade

TE0706-02

TE0706-03


Changes

#1  Changed micro SD card connector (J3)

Type: BOM change

Reason: Demand for industrial temperature range

Impact: Specified for industrial temperature range

#2 Changed push button (S1)

Type: BOM change

Reason: Demand for industrial temperature range

Impact: Specified for industrial temperature range

#3 Replaced input power protection

Type:  Optimization

Reason: Cost savings

Impact: None

#4 Added jumper (

J11

J13) to select SD level shifter voltage on FPGA side

Type: Schematic change

Reason: Modules have 1.8 V or 3.3 V bank power where SD signals are connected

Impact: Select SD level shifter voltage according to module specification

#5 Added power switch for SD level shifter supply voltages

Type: Schematic change

Reason: Ensure power sequenzing of level shifter

Impact: Power sequenzing respected under any circumstances

#6 Replaced R5 by 1 kOhm and VBUS capacitors by 4.7 µF, add 0 Ohm resistors to OTG-ID net

Type: BOM change

Reason: Ensure USB-OTG compability

Impact: Board compatible to new version with microUSB connector and OTG capability

#7 Replaced jumpers/pin header by SMD versions

Type: Layout change

Reason: Optimize production cost

Impact: None

#8 VBAT connector fitted

Type: Assembly change

Reason: Change from THT to SMD

Impact: Connector assembled


Method of Identification

The model code and revision number (e.g. TE0706-02 or TE0706-03) are printed on the top side of the PCB above the SD card slot.

Production Shipment Schedule

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