Page History

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This change affects all Trenz Electronic TEXXXX Electronic TE0890 SoMs: TEXXXXTE0890-XX01*.

Changes

#1

Type:

Reason: 

Impact:

#1 Changed HyperRAM (U2) from IS66WVH8M8BLL-100B1LI to IS66WVH8M8DBLL-100B1LI

Type: BOM change

Reason: HyperRAM improvement.

Impact: None.

#1 Change SPI Flash from N25Q064A13ESE40F to IS25LP064D-JBLE

Type: BOM change

Reason: Old flash is obsolete.

Impact:  JEDEC ID changes from BA17h to 6017h and manufacturer ID from 20h to 9Dh.

2. U6 FLASH N25Q064A13ESE40 is EOL and replaced with IS25LP064D-JBLE.
3. U4 DC-DC EP53A7LQI is EOL replaced with MPM3834CGPA.
4. U10 DC-DC EP53A7HQI is EOL replaced with MPM3834CGPA.
5. Added pull up resistor R3 to signal CS0 (U2 HyperRAM).
6. Added pull-up resistor R23 on DC-DC PG signal.
7. Added pull-up resistors R25, R26 (U6 Serial Flash).
8. Added J5 (JTAG only Enable).
9. L1 Ferrit bead BKP0603HS121-T is EOL replaced with MPZ0603S121HT000.
10. R5 DNP replaced with 1K.
11. Added Test points TP14 - TP19.
12. Added serial termination R27 to improve impedance matching .
13. Added resistor R28 according to MPM3834CGPA datasheet. 

Method of Identification

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