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CompanyTrenz Electronic GmbH
PCN NumberPCN-20200616
TitleTE0820-03 to TE0820-04 Hardware Revision Change
SubjectHardware Revision Change
Issue Date

2020-07-02

Products Affected

This change affects all Trenz Electronic TE0820 SoMs of revision 03: TE0820-03-*.

Affected Product

Replacement
TE0820-03-*TE0820-04-*

Changes

#1

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Added DDR4 connection BG1

Type: Schematic change

Reason: Support different DDR4 chips.

Impact:
VT: 1) Fixed DDR4 connection (BG1), support Support of B-die DDR4 Industrial grade chips

VT: 2) Added R93, change obsolete U28

VT: 3) Added R89 (10R)

VT: 4) Added additional caps


#2 Change U28 to TPS27081ADDCR, added R93

Type: Schematic change

Reason: Former chip obsolete and add soft start function.

Impact: None.

#3 Added R89

Type: Schematic change

Reason: Datasheet recommendation.

Impact: None.

#4 Added capacitors 4.7uF to PS_AVTT/PS_AVCC

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VT: 5) Added testpoints

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Type: Schematic change

Reason: Recommended by Xilinx UG583.

Impact: None.

#5 Added testpoints

Type: Schematic change

Reason: Testpoints needed for improved automatic testing.

Impact: More testpoints available.

#6 Fixed DDR4 connection (Alert)

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Type: Schematic change

Reason: Was connected to 

Impact: None.

#7 LIB components update

Type: Schematic change

Reason: Improve production yield.

Impact: None.

Method of Identification

The revision number is printed in on the top side of the PCB.

draw.io Diagram
borderfalse
diagramNameRN_TE0820
simpleViewerfalse
width400
linksauto
tbstyletop
diagramDisplayName
lboxfalse
diagramWidth119
revision1

Production Shipment Schedule

The new revison 04 is available from August 2020, after old Stock is gone. If you still need revision 03 please contact us.


Contact Information

If you have any questions related to this PCN, please contact Trenz Electronics Technical Support at

Disclaimer

Any projected dates in this PCN are based on the most current product information at the time this PCN is being issued, but they may change due to unforeseen circumstances.  For the latest schedule and any other information, please contact your local Trenz Electronic sales office, technical support or local distributor.

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