CYUSB306X

Document Number: 001-87516 Rev. *L

Page 30 of 37

Errata

This section describes the errata for CX3. Details include errata trigger conditions, scope of impact, available workaround, and silicon

revision applicability. Contact your local Cypress Sales Representative if you have questions.

Part Numbers Affected

Qualification Status

Product Status: Production

Errata Summary

The following table defines the errata applicability to available EZ-USB CX3 SuperSpeed USB Controller family devices.

1. Turning off VDDIO1 during Normal, Suspend, and Standby modes causes the CX3 to stop working.

Turning off the VDDIO1 during Normal, Suspend, and Standby modes will cause the CX3 to stop working.

N/A

This condition is triggered when the VDDIO1 is turned off during Normal, Suspend, and Standby modes.

CX3 stops working.

VDDIO1 must stay on during Normal, Suspend, and Standby modes.

No fix. Workaround is required.

Part Number

Device Characteristics

CYUSB306x-xxxx

All Variants

Items

[Part Number]

Silicon Revision

Fix Status

1. Turning off VDDIO1 during Normal, Suspend, and

Standby modes causes the CX3 to stop working.

CYUSB306x-xxxx

All

Workaround provided

2. USB enumeration failure in USB boot mode when CX3

is self-powered.

CYUSB306x-xxxx

All

Workaround provided

3. Extra ZLP is generated by the COMMIT action in the

GPIF II state.

CYUSB306x-xxxx

All

Workaround provided

4. Invalid PID Sequence in USB 2.0 ISOC data transfer.

CYUSB306x-xxxx

All

Workaround provided

5. USB data transfer errors are seen when ZLP is followed

by data packet within same microframe.

CYUSB306x-xxxx

All

Workaround provided

6. Bus collision is seen when the I2C block is used as a

master in the I2C Multi-master configuration.

CYUSB306x-xxxx

All

Use CX3 in single-master

configuration