NXP LPC55S2x, LPC552x User Manual
LPC55S2x/LPC552x
Errata sheet LPC55S2x/LPC552x
Rev. 1.7 — February 25, 2021 Errata sheet
Document information
Info Content
Keywords LPC55S28JBD100, LPC55S26JBD100, LPC55S28JEV98
LPC55S26JEV98, LPC55S28JBD64, LPC55S26JBD64,
LPC5528JBD100, LPC5526JBD100, LPC5528JEV98, LPC5526JEV98,
LPC5528JBD64, LPC5526JBD64
Abstract LPC55S2x/LPC552x errata
NXP Semiconductors
LPC55S2x/LPC552x
Errata sheet LPC55S2x/LPC552x
Revision history
Rev Date Description
1.7 20210225 Added USB.4 errata,
1.6 20201214 Includes
1.5 20200826 Adds
1.4 20200826 Adds
1.3 20191204 Updated ROM.1 workaround.
1.2 20191021 Enhances product identification and adds USB.1 and USB.2 errata.
1.1 20190923 Describes ROM failure to enter ISP mode when an image is corrupted with flash pages in an
1.0 20190719 Initial version.
Section 3.7 “USB.4: In USB high-speed device mode, device writes
extra byte(s) to the buffer”.
Section 3.5 “USB.3: For the USB high-speed device controller, the detection
handshaking fails when certain full-speed hubs are connected”.
Section 3.6 “WAKEIO.1: Wake-up I/O register reports incorrect wake-up source”.
Section 5.1 “ROM bootloader updated to provide API functionality for entry to ISP
mode”.
erased or unprogrammed state.
Contact information
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
LPC55S2x/LPC552x All information provided in this document is subject to legal disclaimers. © NXP B.V. 2021. All rights reserved.
Errata sheet Rev. 1.7 — February 25, 2021 2 of 12
NXP Semiconductors
1. Product identification
The LPC55S2x/LPC552x VFBGA98 package has the following top-side marking:
• First line: LPC55S2x/LPC552x
• Second line: JEV98
• Third line: xxxxxxxx
• Fourth line: zzzyywwxR
– yyww: Date code with yy = year and ww = week.
– xR: Device revision 1B
The LPC55S2x/LPC552x HLQFP100 package has the following top-side marking:
• First line: LPC55S2x/LPC552x
• Second line: xxxxxxxx
• Third line: zzzyywwxR
– yyww: Date code with yy = year and ww = week.
– xR: Device revision 1B
LPC55S2x/LPC552x
Errata sheet LPC55S2x/LPC552x
The LPC55S2x/LPC552x HTQFP64 package has the following top-side marking:
• First line: LPC55S2x/LPC552x
• Second line: JBD64
• Third line: xxxx
• Fourth line: xxxx
• Fifth line: zzzyywwxR
– yyww: Date code with yy = year and ww = week.
– xR: Device revision 1B
2. Errata overview
Table 1. Functional problems table
Functional
problems
ADC.1 Async interrupts with resume not supported. 1B
ROM.1 ROM fails to enter ISP mode when image is corrupted
USB.1 USB HS host fails when connecting to an LS device
USB.2 Automatic USB rate adjustment not functional when
Short description Revision identifier Detailed description
with flash pages in an erased or unprogrammed state.
(mouse).
using multiple hubs.
Section 3.1
1B Section 3.2
1B Section 3.3
1B Section 3.4
LPC55S2x/LPC552x All information provided in this document is subject to legal disclaimers. © NXP B.V. 2021. All rights reserved.
Errata sheet Rev. 1.7 — February 25, 2021 3 of 12
NXP Semiconductors
LPC55S2x/LPC552x
Errata sheet LPC55S2x/LPC552x
Table 1. Functional problems table
Functional
problems
USB.3 For the USB high-speed device controller, the detection
WAKEIO.1 Wake-up I/O cause register identifies the wake-up I/O
USB.4 In USB high-speed device mode, device writes extra
Table 2. AC/DC deviations table
AC/DC
deviations
n/a n/a n/a n/a
Table 3. Errata notes
Errata notes Short description Revision identifier Detailed description
ISP.1 Devices with date code 2101 (yyww) and ROM patch
Short description Revision identifier Detailed description
handshaking fails when certain full-speed hubs are
connected.
(WAKEUP pins) source from deep power-down mode.
byte(s) to the buffer if the NBytes is not multiple of 8 for
OUT transfer
Short description Product version(s) Detailed description
version (T1.1.5) will have runBootloader API function.
…continued
1B Section 3.5
1B Section 3.6
1B Section 3.7
1B
Section 5.1 “ROM
bootloader updated to
provide API functionality
for entry to ISP mode”
LPC55S2x/LPC552x All information provided in this document is subject to legal disclaimers. © NXP B.V. 2021. All rights reserved.
Errata sheet Rev. 1.7 — February 25, 2021 4 of 12
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