S08QB: 8-bit QB MCUs

NXP® understands the challenge of performance within an energy budget and offers a wide portfolio of S08 devices that help you reach target performance levels while minimizing low-power in your design. The S08QB family demonstrates extreme energy-efficiency for ultra-long operating life in battery-powered applications.

NXP® S08QB Microcontroller Block Diagram
Recommended Documentation (4)
Name/DescriptionTypeModified Date
Migration Guide from S08 to Kinetis® L Series MCUs (REV 0) PDF (559.8 kB) AN4662Application Notes23 Mar 2013
MC9S08QB8/4: Simplicity with Substance Taking the lead in low power - Fact Sheet (REV 2) PDF (257.6 kB) 9S08QB84FSFact Sheets17 Dec 2008
MC9S08QB8 Series - Data Sheet (REV 3.1) PDF (796.7 kB) MC9S08QB8Data Sheets07 Aug 2014
MC9S08QB8 MC9S08QB4 - Reference Manual (REV 1) PDF (3.0 MB) MC9S08QB8RMReference Manuals12 Jan 2009
Data Sheets (1)
Name/DescriptionModified Date
MC9S08QB8 Series - Data Sheet (REV 3.1) PDF (796.7 kB) MC9S08QB807 Aug 2014
Errata (2)
Name/DescriptionModified Date
Mask Set Errata: 0M80N - Errata (REV 1) PDF (28.6 kB) MSE9S08QB8_0M80N09 Nov 2010
Error in SCI Chapter of Some HCS08 Data Sheets (REV 0) PDF (36.5 kB) DE000304 Jan 2007
Application Notes (21)
Name/DescriptionModified Date
Low-Power Wireless Charging Receiver using the NXP® MC9S08QB8 MCU (REV 0) PDF (119.9 kB) AN493729 Apr 2014
AN4752, FreeMASTER Serial Driver Usage - Application Note (REV 0) PDF (2.1 MB) AN475231 May 2013
AN4753, Rational ClearCase Use in CodeWarrior® 10.3 - Application Note (REV 0) PDF (392.5 kB) AN475330 May 2013
Migration Guide from S08 to Kinetis® L Series MCUs (REV 0) PDF (559.8 kB) AN466223 Mar 2013
A Miner's Lamp Using MC9S08QG4 (REV 1) PDF (227.6 kB) AN360120 Jul 2008
Migrating from the MC9S08QE32 to the MCF51QE32 (REV 0) PDF (95.6 kB) AN362930 Jun 2008
Low Power Management Unit with MC34700 (REV 0) PDF (685.3 kB) AN359206 Feb 2008
AN3499, Clock Options on the HC9S08 Family - Application Notes (REV 0) PDF (576.2 kB) AN349915 Jan 2008
AN3552, Analog Comparator Tips and Tricks for the MC9S08QG MCU - Application Notes (REV 0) PDF (2.1 MB) AN355219 Nov 2007
Differences between the TI MSP430 and MC9S08QE128 and MCF51QE128 Flexis® Microcontrollers (REV 0) PDF (305.2 kB) AN350201 Oct 2007
AN3500, Blood Pressure Monitor Using Flexis® QE128 - Application Notes (REV 0) PDF (236.8 kB) AN350015 Aug 2007
A Software Approach to Using Nested Interrupts in HCS08 (REV 0) PDF (253.5 kB) AN349613 Jul 2007
Low-Power Design Enabled by MC9S08QE128 and MCF51QE128 Microcontrollers (REV 0) PDF (333.5 kB) AN346026 Jun 2007
Migrating within the contoller continuum (REV Rev. 0) PDF (2.0 MB) AN346524 Jun 2007
AN3467, Using Processor Expert® with Flexis® ™ Microcontrollers - Application... (REV Rev. 0) PDF (7.1 MB) AN346701 May 2007
AN3291, How to Use IIC Module on M68HC08, S08, and S12 MCUs - Application Notes (REV 2) PDF (266.9 kB) AN329119 Apr 2007
Toaster Oven Control System Using MC9S08QD2 (REV 1) PDF (176.2 kB) AN341406 Mar 2007
AN3381 - Using SMAC with the HCS08QD4 MCU (REV 0) PDF (121.2 kB) AN338130 Nov 2006
Designing for Migration among 8-pin, 8-bit MCUs (REV 0) PDF (294.5 kB) AN332520 Sep 2006
AN2497: HCS08/RS08 Background Debug Mode versus HC08 Monitor Mode (REV 1) PDF (182.4 kB) AN249715 Aug 2006
AN3048, Using IIC to Read ADC Values on MC9S08QG8 - Application Notes (REV 1.00) PDF (273.2 kB) AN304828 Nov 2005
Reference Manuals (3)
Name/DescriptionModified Date
MC9S08QB8 MC9S08QB4 - Reference Manual (REV 1) PDF (3.0 MB) MC9S08QB8RM12 Jan 2009
DRM101, Blood Pressure Monitor Using the Flexis® QE128 Family - Reference Manual (REV 0) PDF (2.9 MB) DRM10110 Jul 2008
HCS08 Family Reference Manual (REV 2) PDF (3.6 MB) HCS08RMV104 May 2007
Users Guides (2)
Name/DescriptionModified Date
QE128 Quick Reference - User’s Guide (REV 1) PDF (2.1 MB) QE128QRUG25 Jun 2007
S08 Peripheral Module Quick Reference A Compilation of Demonstration Software for S08 Modules - User’s Guide (REV 1) PDF (1.6 MB) HCS08QRUG21 Feb 2006
Engineering Bulletins (1)
Name/DescriptionModified Date
Electrical Connection Recommendations for the Exposed Pad on QFN and DFN Packages (REV 0) PDF (61.0 kB) EB80607 Aug 2014
Fact Sheets (3)
Name/DescriptionModified Date
MC9S08QB8/4: Simplicity with Substance Taking the lead in low power - Fact Sheet (REV 2) PDF (257.6 kB) 9S08QB84FS17 Dec 2008
Wireless Sensing Triple Axis Reference Board (ZSTAR) (REV 2) PDF (461.9 kB) ZSTARBOARDFS26 Jan 2007
MC9S08QG8/4 - Fact Sheet (REV 3) PDF (104.6 kB) MC9S08QG84FS02 Jan 2007
Brochures (1)
Name/DescriptionModified Date
Mechatronics Brochure (REV 0) PDF (692.1 kB) BRMECHATRONICS23 Feb 2007
Selector Guides (1)
Name/DescriptionModified Date
Low End 8-bit microcontrollers - Selector Guide (REV 6) PDF (421.5 kB) 8BITFTPRNTCARD01 Jan 2008
White Papers (1)
Name/DescriptionModified Date
Switching between the S08 and ColdFire® V1 Microcontrollers (REV 0) PDF (88.6 kB) QE128SWITCHWP31 May 2007
Product Change Notices (2)
Name/DescriptionModified Date
TJN QFN PACKAGE LEAD FRAME CHANGE FOLLOW COPPER WIRE CONVERSION FOR MICROCONTROLLER DEVICES (REV 0) HTM (11.9 kB) PCN16235A09 Jul 2014
Copper Wire Conversion for Microcontroller and Microprocessor Devices (REV 0) HTM (311.5 kB) PCN1623520 May 2014
Programmers (Flash, etc.)
Updates and Patches
Ordering Information
ProductStatusPackage Type and Termination CountBudgetary Price excluding tax(US$)Internal Flash (KB)Internal RAM (KB)EEPROM (KB)Core TypeOperating Frequency (Max) (MHz)I2CSPIBus Frequency (Max) (MHz)GPIOsAmbient Operating Temperature (Min-Max) (°C)Timer FeaturesAdditional FeaturesSupply Voltage (Min-Max) (V)Video/Display features
MC9S08QB4CWLActiveSOIC 2810K @ US$0.8240.256S08201024-40 to 85PWM, Output Compare, Input CaptureAnalog Comparator, COP, KBI, Low Voltage Detect, ICS1.8 to 3.6
MC9S08QB8CWLActiveSOIC 2810K @ US$0.8980.512S08201024-40 to 85PWM, Output Compare, Input CaptureAnalog Comparator, COP, KBI, Low Voltage Detect, ICS1.8 to 3.6
MC9S08QB8CTGRActiveTSSOP 1610K @ US$0.8980.512S08201014-40 to 85PWM, Output Compare, Input CaptureAnalog Comparator, COP, KBI, Low Voltage Detect, ICS1.8 to 3.6
MC9S08QB4CGKActiveQFN-EP 2410K @ US$0.6840.256S08201020-40 to 85PWM, Output Compare, Input CaptureAnalog Comparator, COP, KBI, Low Voltage Detect, ICS1.8 to 3.6
MC9S08QB8CTGActiveTSSOP 1610K @ US$0.8080.512S08201014-40 to 85PWM, Output Compare, Input CaptureAnalog Comparator, COP, KBI, Low Voltage Detect, ICS1.8 to 3.6
MC9S08QB4CTGActiveTSSOP 1610K @ US$0.7340.256S08201014-40 to 85PWM, Output Compare, Input CaptureAnalog Comparator, COP, KBI, Low Voltage Detect, ICS1.8 to 3.6
MC9S08QB8CGKActiveQFN-EP 2410K @ US$0.7480.512S08201020-40 to 85PWM, Output Compare, Input CaptureAnalog Comparator, COP, KBI, Low Voltage Detect, ICS1.8 to 3.6
MC9S08QB8CGKRNo Longer ManufacturedQFN 2480.512S08201020-40 to 85PWM, Output Compare, Input CaptureAnalog Comparator, COP, KBI, Low Voltage Detect, ICS1.8 to 3.6
Package Information
Package DescriptionOutline VersionPackingProduct StatusPart NumberChemical ContentRoHS / Pb FreeChina RoHS LookupMSLPPT (°C)
TSSOP 16 4.4*5*1.0P0.6598ASH70247AMPQ - 96 RAILPOQ - 2880 BOXActiveMC9S08QB4CTGMC9S08QB4CTG.pdf3260
MPQ - 96 RAILPOQ - 2880 BOXActiveMC9S08QB8CTGMC9S08QB8CTG.pdf3260
MPQ - 5000 REELPOQ - 5000 BOXActiveMC9S08QB8CTGRMC9S08QB8CTGR.pdf3260
SOIC 28W98ASB42345BMPQ - 26 RAILPOQ - 1300 BOXActiveMC9S08QB4CWLMC9S08QB4CWL.pdf3260
MPQ - 26 RAILPOQ - 1300 BOXActiveMC9S08QB8CWLMC9S08QB8CWL.pdf3260
QFN 24 EP 5*5*1.0P0.6598ASA00734DMPQ - 490 TRAYPOQ - 2450 BRICKActiveMC9S08QB4CGKMC9S08QB4CGK.pdf3260
MPQ - 490 TRAYPOQ - 2450 BRICKActiveMC9S08QB8CGKMC9S08QB8CGK.pdf3260
No Longer ManufacturedMC9S08QB8CGKRMC9S08QB8CGKR.pdf3260
MC9S08QB8 Series - Data Sheet S08QB
Mask Set Errata: 0M80N - Errata S08QB
Error in SCI Chapter of Some HCS08 Data Sheets S08QD
Low-Power Wireless Charging Receiver using the NXP® MC9S08QB8 MCU S08QB
AN4752, FreeMASTER Serial Driver Usage - Application Note S08SV
AN4753, Rational ClearCase Use in CodeWarrior® 10.3 - Application Note S08SV
Migration Guide from S08 to Kinetis® L Series MCUs S08RN
A Miner's Lamp Using MC9S08QG4 s08se
Migrating from the MC9S08QE32 to the MCF51QE32 MCF51QE
Low Power Management Unit with MC34700 s08se
AN3499, Clock Options on the HC9S08 Family - Application Notes S08SC4
AN3552, Analog Comparator Tips and Tricks for the MC9S08QG MCU - Application Notes S08SH
Differences between the TI MSP430 and MC9S08QE128 and MCF51QE128 Flexis® Microcontrollers s08se
AN3500, Blood Pressure Monitor Using Flexis® QE128 - Application Notes MCF51QE
A Software Approach to Using Nested Interrupts in HCS08 s08se
Low-Power Design Enabled by MC9S08QE128 and MCF51QE128 Microcontrollers s08se
Migrating within the contoller continuum s08se
AN3467, Using Processor Expert® with Flexis® ™ Microcontrollers - Application... s08se
AN3291, How to Use IIC Module on M68HC08, S08, and S12 MCUs - Application Notes S08QD
Toaster Oven Control System Using MC9S08QD2 S08QG
AN3381 - Using SMAC with the HCS08QD4 MCU S08QD
Designing for Migration among 8-pin, 8-bit MCUs S08SC4
AN2497: HCS08/RS08 Background Debug Mode versus HC08 Monitor Mode S08SL
AN3048, Using IIC to Read ADC Values on MC9S08QG8 - Application Notes S08SC4
MC9S08QB8 MC9S08QB4 - Reference Manual S08QB
DRM101, Blood Pressure Monitor Using the Flexis® QE128 Family - Reference Manual S08QD
HCS08 Family Reference Manual S08SL
QE128 Quick Reference - User’s Guide MCF51QE
S08 Peripheral Module Quick Reference A Compilation of Demonstration Software for S08 Modules - User’s Guide S08SL
Electrical Connection Recommendations for the Exposed Pad on QFN and DFN Packages S08SH
MC9S08QB8/4: Simplicity with Substance Taking the lead in low power - Fact Sheet S08QB
Wireless Sensing Triple Axis Reference Board (ZSTAR) S08QD
MC9S08QG8/4 - Fact Sheet S08QD
Mechatronics Brochure S08QD
Low End 8-bit microcontrollers - Selector Guide S08QD
Switching between the S08 and ColdFire® V1 Microcontrollers S08QD
TJN QFN PACKAGE LEAD FRAME CHANGE FOLLOW COPPER WIRE CONVERSION FOR MICROCONTROLLER DEVICES S08JS
Copper Wire Conversion for Microcontroller and Microprocessor Devices S08SL
LFBDMPGMRS08FW S08SV
CW MCU v6.3 Special Edition license S08SV
98ASH70247A kea
MC9S08QB4CTG.pdf S08QB
MC9S08QB8CTG.pdf S08QB
MC9S08QB8CTGR.pdf S08QB
98ASB42345B mc56f800x
MC9S08QB4CWL.pdf S08QB
MC9S08QB8CWL.pdf S08QB
98ASA00734D S08JS
MC9S08QB4CGK.pdf S08QB
MC9S08QB8CGK.pdf S08QB
MC9S08QB8CGKR.pdf S08QB