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

2020-0708-0213

Products Affected

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

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Impact: Support of B-die DDR4 Industrial grade chips

#2

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Changed U28 to TPS27081ADDCR, added R93, changed value of C62

Type: Schematic change

Reason: Former chip obsolete and add soft start functionnot recommended for new designs.

Impact: None. With R93 and changed value of C62 the circuit behaves as before.

#3 Added R89

Type: Schematic change

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Reason: Recommended by Xilinx UG583.

Impact: None.

#5

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Changed R51 to 10K Ohm

Type: Schematic BOM change

Reason: Testpoints needed for improved automatic testing. Recommended by Xilinx DS925 v1.17

Impact: More testpoints availableNone.

#6 Fixed DDR4 connection (Alert)

Type: Schematic change

Reason: Was connected to  Alert signal was connected to VTT.

Impact: None. Alert signal connected to DDR_1V2.

#7 Added 3.3V signal to CPLD pin 5

Type: Schematic change

Reason: Request for power good signal at CPLD.

Impact: State of 3.3V rail can be evaluatet in CPLD Firmware.

#8 Added testpoints

Type: Schematic change

Reason: Testpoints needed for improved automatic testing.

Impact: More testpoints available.

#9 LIB components update

Type: Schematic change

Reason: Improve production yield.

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revision14

Production Shipment Schedule

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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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