Page History
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| Company | Trenz Electronic GmbH |
|---|---|
| PCN Number | PCN-20200616 |
| Title | TE0820-03 to TE0820-04 Hardware Revision Change |
| Subject | Hardware 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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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
- forum.trenz-electronic.de
- wiki.trenz-electronic.de
- support%trenz-electronic.de (subject = PCN-20200616)
phone
national calls: 05741 3200-0
international calls: 0049 5741 3200-0
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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