W78C438

Microcontrollers(639)

8bit 8051 MCUs(88)
- N76S003 Series(2)
  - N76S003AQ20
  - N76S003AT20
- MG51 Series(4)
- Low Power MUG51 Series(1)
  - MUG51TB9AE
- Low Power Touch Key ML56 Series(3)
- Low Power LCD ML54 Series(3)
- Low Power ML51 Series(16)
  - ML51LD1AE
  - ML51SD1AE
  - ML51TD1AE
  - ML51BB9AE
  - ML51UB9AE
  - ML51XB9AE
  - ML51TB9AE
  - ML51EB9AE
  - ML51FB9AE
  - ML51OB9AE
  - ML51PB9AE
  - ML51DB9AE
  - ML51TC0AE
  - ML51UC0AE
  - ML51PC0AE
  - ML51EC0AE
- Low Pin Count 8051 Series(20)
  - N76E003
  - W79E8213
  - W79E4051
  - N79E8132
  - N76E885
  - W79E2051
  - N79E875
  - N79E855
  - N79E854
  - N79E814
  - N79E845
  - N79E815
  - N79E844
  - N79E8432
  - N79E825
  - N79E824
  - N79E822
  - N79E715
  - N79E823
  - N76E616
- Industrial 8051 Series(9)
  - MS51BA9AE
  - MS51DA9AE
  - MS51FB9AE
  - MS51XB9AE
  - MS51FC0AE
  - MS51EC0AE
  - MS51PC0AE
  - MS51TC0AE
  - MS51XC0BE
- Standard 8051 Series(30)
  - W79L659A
  - W79L658A
  - W79L633A
  - W79L632A
  - W79E659A
  - W79E658A
  - W79E633A
  - W79E632A
  - W78IRD2A
  - W78ERD2A
  - W78E858A
  - W78E516D
  - W77L532A
  - W78E058D
  - W77L516A
  - W78E054D
  - W77L058A
  - W78E052D
  - W77L032A
  - W78C438
  - W77E532A
  - W78C032
  - N78E517A
  - W77E516A
  - N78E366A
  - W77E058A
  - N78E059A
  - W77C032A
  - N78E055A
  - N79E352R
8bit KM101 MCUs(27)
- Low Power KM101E Series(24)
  - KM101EF56K
  - KM101EF59R
  - KM101EF76K
  - KM101EF77G
  - KM101EF93G
  - KM101EFA1A
  - KM101EFA2G
  - KM101EFA8D
  - KM101EFC3D
  - KM101EFG0D
  - KM101EFG0G
  - KM101EF50D
  - KM101EF51A
  - KM101EF52A
  - KM101EF57G
  - KM101EF79G
  - KM101EF94F
  - KM101EFA2D
  - KM101EFA3D
  - KM101EFA3G
  - KM101EFC3G
  - KM101EFC3Z
  - KM101EFD3G
  - KM101EFG1H
- Ultra Low Power KM101L Series(3)
Arm Cortex-M0 MCUs(293)
- M029G/M030G/M031G Series(9)
  - M029GGC0AE
  - M030GGC1AE
  - M030GGD1AE
  - M030GTC1AE
  - M030GTD1AE
  - M031GGC2AE
  - M031GGD2AE
  - M031GTC2AE
  - M031GTD2AE
- M031 Series(21)
  - M031KIAAE
  - M031SIAAE
  - M031SG6AE
  - M031SG8AE
  - M031LG6AE
  - M031LG8AE
  - M031KG6AE
  - M031KG8AE
  - M031SE3AE
  - M031LE3AE
  - M031TD2AE
  - M031SD2AE
  - M031LD2AE
  - M031SC2AE
  - M031LC2AE
  - M031TC1AE
  - M031TB0AE
  - M031FC1AE
  - M031FB0AE
  - M031EB0AE
  - M031EC1AE
- M031BT Series(2)
  - M031BTYE3AN
  - M031BTYD2AN
- M032 Series(16)
  - M032EC1AE
  - M032FC1AE
  - M032KIAAE
  - M032LC2AE
  - M032LD2AE
  - M032SIAAE
  - M032TC1AE
  - M032TD2AE
  - M032LG6AE
  - M032LG8AE
  - M032SG6AE
  - M032SG8AE
  - M032KG6AE
  - M032KG8AE
  - M032SE3AE
  - M032LE3AE
- M032BT Series(2)
  - M032BTAG8AN
  - M032BTAIAAN
- M071 Series(4)
  - M071VG4AE
  - M071R1E3AE
  - M071SE3AE
  - M071MD2AE
- M091 Series(4)
  - M091TC2AE
  - M091TD2AE
  - M091YC2AE
  - M091YD2AE
- M0A21 Series(4)
  - M0A21EB1AC
  - M0A21EC1AC
  - M0A21OB1AC
  - M0A21OC1AC
- M0A23 Series(4)
  - M0A23OC1ACU
  - M0A23EC1ACU
  - M0A23EC1AC
  - M0A23OC1AC
- NUC029 Series(12)
  - NUC029KGE
  - NUC029SGE
  - NUC029LGE
  - NUC029LEE
  - NUC029SEE
  - NUC029SDE
  - NUC029LDE
  - NUC029FAE
  - NUC029TAN
  - NUC029ZAN
  - NUC029LAN
  - NUC029NAN
- Nano103 Base Series(3)
  - NANO103SD3AE
  - NANO103LD3AE
  - NANO103ZD3AE
- Nano100/102 Base Series(19)
  - NANO100ND3BN
  - NANO102SC2AN
  - NANO102LC2AN
  - NANO100LC2BN
  - NANO102LB1AN
  - NANO100LD2BN
  - NANO100NE3BN
  - NANO100LD3BN
  - NANO100LE3BN
  - NANO100SC2BN
  - NANO100SD2BN
  - NANO100SD3BN
  - NANO100SE3BN
  - NANO100NC2BN
  - NANO100ND2BN
  - NANO100KD3BN
  - NANO100KE3BN
  - NANO102ZC2AN
  - NANO102ZB1AN
- Nano110/112 LCD Series(19)
  - NANO110KC2BN
  - NANO110KD2BN
  - NANO110KD3BN
  - NANO110KE3BN
  - NANO110RC2BN
  - NANO110RD2BN
  - NANO110RD3BN
  - NANO110RE3BN
  - NANO110SC2BN
  - NANO110SD2BN
  - NANO110SD3BN
  - NANO110SE3BN
  - NANO112LB1AN
  - NANO112LC2AN
  - NANO112RB1AN
  - NANO112RC2AN
  - NANO112SB1AN
  - NANO112SC2AN
  - NANO112VC2AN
- Nano120 USB Series(10)
  - NANO120LC2BN
  - NANO120LD2BN
  - NANO120LD3BN
  - NANO120LE3BN
  - NANO120SC2BN
  - NANO120SD2BN
  - NANO120SD3BN
  - NANO120SE3BN
  - NANO120KD3BN
  - NANO120KE3BN
- Nano130 Advanced Series(8)
  - NANO130SC2BN
  - NANO130SD2BN
  - NANO130SD3BN
  - NANO130SE3BN
  - NANO130KC2BN
  - NANO130KD2BN
  - NANO130KD3BN
  - NANO130KE3BN
- NUC100/200 Advanced Series(15)
  - NUC100LC1DN
  - NUC100RD1DN
  - NUC100RC1DN
  - NUC100RD2DN
  - NUC100LD2DN
  - NUC100VE3DN
  - NUC100RE3DN
  - NUC100LE3DN
  - NUC200LC2AN
  - NUC200SD2AN
  - NUC200SC2AN
  - NUC200LD2AN
  - NUC200VE3AN
  - NUC200SE3AN
  - NUC200LE3AN
- NUC120/122/123/220 USB Series(38)
  - NUC120LC1DN
  - NUC120LD2DN
  - NUC120LE3DN
  - NUC120RD2DN
  - NUC120RC1DN
  - NUC120RE3DN
  - NUC120VE3DN
  - NUC122LC1AN
  - NUC122LC1DN
  - NUC122LD2AN
  - NUC122LD2DN
  - NUC122SC1AN
  - NUC122SC1DN
  - NUC122SD2AN
  - NUC122SD2DN
  - NUC122ZC1AN
  - NUC122ZC1DN
  - NUC122ZD2AN
  - NUC122ZD2DN
  - NUC123LC2AE1
  - NUC123LD4AE0
  - NUC123LD4AN0
  - NUC123SC2AE1
  - NUC123LC2AN1
  - NUC123SC2AN1
  - NUC123SD4AE0
  - NUC123SD4AN0
  - NUC123ZC2AE1
  - NUC123ZC2AN1
  - NUC123ZD4AN0
  - NUC123ZD4AE0
  - NUC220LC2AN
  - NUC220LD2AN
  - NUC220LE3AN
  - NUC220SC2AN
  - NUC220SD2AN
  - NUC220SE3AN
  - NUC220VE3AN
- NUC121/125 Series(6)
  - NUC125ZC2AE
  - NUC125SC2AE
  - NUC125LC2AE
  - NUC121ZC2AE
  - NUC121SC2AE
  - NUC121LC2AE
- NUC126 USB Series(6)
  - NUC126NE4AE
  - NUC126LG4AE
  - NUC126SG4AE
  - NUC126VG4AE
  - NUC126LE4AE
  - NUC126SE4AE
- NUC130/230 CAN Series(14)
  - NUC130VE3CN
  - NUC230VE3AE
  - NUC130RE3CN
  - NUC230SE3AE
  - NUC130RD2CN
  - NUC230SD2AE
  - NUC130RC1CN
  - NUC230SC2AE
  - NUC130LE3CN
  - NUC230LE3AE
  - NUC130LD2CN
  - NUC230LD2AE
  - NUC130LC1CN
  - NUC230LC2AE
- NUC140/240 Connectivity Series(14)
  - NUC140VE3CN
  - NUC240VE3AE
  - NUC140RE3CN
  - NUC240SE3AE
  - NUC140RD2CN
  - NUC240SD2AE
  - NUC140RC1CN
  - NUC240SC2AE
  - NUC140LE3CN
  - NUC240LE3AE
  - NUC140LD2CN
  - NUC240LD2AE
  - NUC140LC1CN
  - NUC240LC2AE
- M051 Base Series(21)
  - M0515LDE
  - M0516LDE
  - M0516LDN
  - M0516ZDE
  - M0516ZDN
  - M052LDE
  - M052LDN
  - M052ZDE
  - M052ZDN
  - M054LDE
  - M054LDN
  - M054ZDE
  - M054ZDN
  - M058LDE
  - M058LDN
  - M058SFAN
  - M058SLAN
  - M058SSAN
  - M058SZAN
  - M058ZDE
  - M058ZDN
- Mini51 Base Series(21)
  - MINI51FDE
  - MINI51LDE
  - MINI51TDE
  - MINI51ZDE
  - MINI52FDE
  - MINI52LDE
  - MINI52TDE
  - MINI52ZDE
  - MINI54FDE
  - MINI54LDE
  - MINI54TDE
  - MINI54ZDE
  - MINI55LDE
  - MINI55TDE
  - MINI57FDE
  - MINI57EDE
  - MINI57TDE
  - MINI58LDE
  - MINI58ZDE
  - MINI58FDE
  - MINI58TDE
- M0518 Series(4)
  - M0518LC2AE
  - M0518SD2AE
  - M0518SC2AE
  - M0518LD2AE
- NUC131/NUC1311 CAN Series(7)
  - NUC1311LC2AE
  - NUC1311LD2AE
  - NUC131SD2AE
  - NUC131SD2AEU
  - NUC131LD2AE
  - NUC131LC2AE
  - NUC131SC2AE
- M0519 Series(5)
  - M0519VE3AE
  - M0519SE3AE
  - M0519SD3AE
  - M0519LE3AE
  - M0519LD3AE
- M0564 Series(5)
  - M0564LG4AE
  - M0564LE4AE
  - M0564SE4AE
  - M0564SG4AE
  - M0564VG4AE
Arm Cortex-M23 MCUs(77)
- NUC1263 Series(4)
- M2L31 Series(8)
- NUC1262 Series(3)
- M254/M256/M258 Low Power LCD Series(14)
  - M254KE3AE
  - M254KG6AE
  - M254MD2AE
  - M254SD2AE
  - M254SE3AE
  - M254SG6AE
  - M256KE3AE
  - M256MD2AE
  - M256SD2AE
  - M256SE3AE
  - M258KE3AE
  - M258KG6AE
  - M258SE3AE
  - M258SG6AE
- M253 Series(3)
- M2354 Series(3)
- M261/M262/M263 Series(9)
  - M263ZIAAE
  - M263SIAAE
  - M263KIAAE
  - M262ZIAAE
  - M262SIAAE
  - M262KIAAE
  - M261ZIAAE
  - M261SIAAE
  - M261KIAAE
- M251/M252 Series(28)
  - M251EC2AE
  - M251FC2AE
  - M251ZC2AE
  - M251LC2AE
  - M251LD2AE
  - M251SC2AE
  - M251SD2AE
  - M251ZD2AE
  - M251KE3AE
  - M251LE3AE
  - M251SE3AE
  - M251KG6AE
  - M251LG6AE
  - M251SG6AE
  - M252EC2AE
  - M252FC2AE
  - M252ZC2AE
  - M252LC2AE
  - M252LD2AE
  - M252SC2AE
  - M252SD2AE
  - M252ZD2AE
  - M252KE3AE
  - M252LE3AE
  - M252SE3AE
  - M252KG6AE
  - M252LG6AE
  - M252SG6AE
- M2351 Series(5)
Arm Cortex-M4 MCUs(145)
- M433 CAN/USB FS OTG Series(2)
  - M433SE8AE
  - M433LE8AE
- KM1M4BF Series(1)
  - KM1M4BF54K
- M463 CAN FD/USB HS Series(7)
  - M463KGCAE
  - M463K2GCAC
  - M463LGCAE
  - M463L2GCAC
  - M463SGCAE
  - M463S2GCAC
  - M463YGCAE
- M467 Ethernet/Crypto Series(8)
  - M467S2JHAE
  - M467K2JHAE
  - M467J2JHAE
  - M467H2JHAE
  - M467SJHAN
  - M467HJHAN
  - M467JJHAN
  - M467KJHAN
- M471 Series(6)
  - M471CI8AE
  - M471KI8AE
  - M471MD6AE
  - M471R1E6AE
  - M471SE6AE
  - M471VI8AE
- M487 Ethernet Series(4)
- M485 Crypto Series(5)
  - M485YIDAE
  - M485ZIDAE
  - M485LIDAE
  - M485SIDAE
  - M485KIDAE
- M484 USB HS OTG Series(5)
- M483 CAN Series(8)
  - M483SGCAE2A
  - M483SGCAE
  - M483SE8AE
  - M483KGCAE2A
  - M483KGCAE
  - M483KIDAE
  - M483SIDAE
- M482 USB FS OTG Series(14)
  - M482ZE8AE
  - M482SGCAE
  - M482ZGCAE
  - M482SE8AE
  - M482LGCAE
  - M482LE8AE
  - M482KGCAE
  - M482ZIDAE
  - M482LIDAE
  - M482SIDAE
  - M482KIDAE
- M481 Base Series(11)
  - M481ZGCAE
  - M481ZE8AE
  - M481SGCAE2A
  - M481SGCAE
  - M481SE8AE
  - M481LGCAE
  - M481LE8AE
  - M481ZIDAE
  - M481LIDAE
  - M481SIDAE
- M4TK Touch Key Series(6)
  - M4TKLE6AE
  - M4TKRE6AE
  - M4TKVE6AE
  - M4TKLG6AE
  - M4TKRG6AE
  - M4TKVG6AE
- M451 Base Series(10)
  - M451LE6AE
  - M451LG6AE
  - M451RE6AE
  - M451RG6AE
  - M451VE6AE
  - M451RC3AE
  - M451VG6AE
  - M451LD3AE
  - M451RD3AE
  - M451LC3AE
- M4521 USB Series(2)
  - M4521SE6AE
  - M4521LE6AE
- NUC442/472 Series(16)
- M452 USB Series(9)
  - M452VE6AE
  - M452VG6AE
  - M452LE6AE
  - M452LG6AE
  - M452RE6AE
  - M452RG6AE
  - M452RD3AE
  - M452LD3AE
  - M452LC3AE
- M453 CAN Series(10)
  - M453LE6AE
  - M453LG6AE
  - M453RE6AE
  - M453RG6AE
  - M453VE6AE
  - M453VG6AE
  - M453LD3AE
  - M453LC3AE
  - M453RD3AE
  - M453VD3AE
- NUC505 Series(7)
- M451M Series(6)
Arm Cortex-M7 MCUs(3)
- KM1M7AF Digital Power Control Series(2)
  - KM1M7AF50N
  - KM1M7AF52N
- KM1M7BF Inverter Control Series(1)
  - KM1M7BF02N
32bit KM103 MCUs(6)
- KM103S Inverter Control Series(4)
- KM103H Inverter Control Series(2)
  - KM103HFB5K
  - KM103HFD8N

Microprocessors(44)

Analog ICs(6)

DSP / ISPs(7)

High Speed Interface(2)

USB4 Re-Timer IC(2)
- PC&Peripherals(1)
  - KM864741
- Cable(1)
  - KM864742

Image Sensors(5)

3D TOF Sensors(5)
- KM349 Series(2)
  - KM34906BRA
  - KM34906B1S
- KW330 Series(3)

Laser Diodes(1)

Blue-Violet(1)
- KLC4 Series(1)
  - KLC431FS01WW

MOSFET(73)

Motor Drivers(8)

Motor Driver ICs(8)

Motor Microcontroller - NuMotor series

Smart Home Audio(325)

Audio SoCs(20)
- Audio SoCs - ARM Cortex-M0(12)
  - I9160FI
  - I9160YI
  - I9160CFI
  - I9160CYI
  - I91230BRI
  - I91260BRI
  - I91260CRI
  - I91260CYI
  - I91530ADI
  - I91530AQI
  - I91535ADI
  - I91535AQI
- Audio SoCs - ARM Cortex-M4(8)
  - I94113ADI
  - I94113BYI
  - I94123BYI
  - I94124ADI
  - I94124ARI
  - I94124BRI
  - I94124BYI
  - I94124CDI
ISD ChipCorder(28)
- Digital ChipCorder Series(15)
  - I2115ASYI
  - I2115AYYI
  - I2130SYI
  - I2130YYI
  - I2360SYI
  - I2360YYI
  - I2361SYI
  - I2361YYI
  - I15D00YYI
  - I3800FYI
  - I15C00FYI
  - I15102FYI
  - I15104FYI
  - I15108FYI
  - I3900FYI
- MLS ChipCorder Series(13)
  - I1730SYI
  - I1760PYI
  - I1760SYI
  - I17120PYI
  - I17120SYI
  - I17240PYI
  - I17240SYI
  - I1916SYI
  - I1916SYI01
  - I1932SYI
  - I1932SYI01
  - I1964SYI
  - I1964SYI01
Audio Converters(37)
- Audio CODEC Series(19)
  - NAU8810YG
  - NAU88C10YG
  - NAU88U10YG
  - NAU8812YG
  - NAU8814YG
  - NAU88C14YG
  - NAU88L11YG
  - NAU8820YG
  - NAU88C20YG
  - NAU8822AYG
  - NAU88U22AYG
  - NAU88C22IG
  - NAU88C22YG
  - NAU88L20YG
  - NAU88L21IG
  - NAU88L21YG
  - NAU88L24IG
  - NAU88L24VG
  - NAU88L24YG
  - NAU88L25VGB
  - NAU88L25YGB
- Audio ADC Series(4)
- Audio DAC Series(2)
  - NAU8401YG
  - NAU8402WG
- Precision ADC Series(2)
  - NAU7802KGI
  - NAU7802SGI
- Voiceband CODEC Series(10)
  - N681389
  - N682389
  - W6810
  - W6811
  - W681310
  - W681360
  - W681511
  - W681512
  - W682310
  - W682510
Audio Amplifiers(20)
Audio Enhancement(3)
- Audio Enhancement - MaxxAudio(1)
  - NPCA110PA0YX
- Audio Enhancement - Bongiovi(2)
  - NPCA120DD01
  - NPCA120DY02
Audio & Speech Controllers(217)
- NuVoice Series(4)
- PowerSpeech Series(128)
  - N584L020
  - N584L030
  - N584L031
  - N584L040
  - N584L041
  - N584L061
  - N584L080
  - N584L081
  - N584L120
  - N584L121
  - N588H061
  - N588H061
  - N588H120
  - N588H170
  - N588H250
  - N588H340
  - N588HP340(OTP)
  - W584A011
  - W584A016
  - W584A017
  - W584A021
  - W584A022
  - W584A025
  - W584A031
  - W584A032
  - W584A035
  - W584A041
  - W584A042
  - W584A045
  - W584A051
  - W584A052
  - W584A061
  - W584A062
  - W584A065
  - W584A071
  - W584A075
  - W584A081
  - W584A085
  - W584A100
  - W584A120
  - W584A151
  - W584A171
  - W584A191
  - W584A300
  - W584A340
  - W584AP017(OTP)
  - W584AP065(OTP)
  - W584B010
  - W584B015
  - W584B016
  - W584B020
  - W584B021
  - W584B030
  - W584B031
  - W584B040
  - W584B041
  - W584B052
  - W584B062
  - W584B070
  - W584B080
  - W584B100
  - W584B120
  - W584B150
  - W584B170
  - W584B190
  - W588C003
  - W588C006
  - W588C009
  - W588C012
  - W588C015
  - W588C020
  - W588C025
  - W588C030
  - W588C036
  - W588C041
  - W588C046
  - W588C051
  - W588C056
  - W588C061
  - W588C071
  - W588C081
  - W588C101
  - W588C121
  - W588C150
  - W588C170
  - W588C210
  - W588C260
  - W588C300
  - W588C350
  - W588C400
  - W588D003
  - W588D006
  - W588D009
  - W588D012
  - W588D015
  - W588D020
  - W588D025
  - W588D030
  - W588D035
  - W588D040
  - W588D045
  - W588D050
  - W588D055
  - W588D060
  - W588D070
  - W588D080
  - W588D100
  - W588D120
  - W588D150
  - W588D170
  - W588D210
  - W588D260
  - W588D300
  - W588D350
  - W588D400
  - W588DF060(MTP)
  - W588L020
  - W588L030
  - W588L035
  - W588L040
  - W588L050
  - W588L060
  - W588L070
  - W588L080
  - W588L100
  - W588L121
  - W588L150
  - W588L170
- BandDirector Series(48)
  - N567G030
  - N567G041
  - N567G080
  - N567G120
  - N567G160
  - N567G200
  - N567G240
  - N567G280
  - N567G330
  - N567H030
  - N567H041
  - N567H080
  - N567H120
  - N567H160
  - N567H200
  - N567H240
  - N567H280
  - N567H330
  - N567HP330(OTP)
  - N567K030
  - N567K041
  - N567K080
  - N567K120
  - N567K160
  - N567K200
  - N567K240
  - N567K280
  - N567K330
  - N567L120
  - N567L160
  - N567L200
  - W567C070
  - W567C080
  - W567C100
  - W567C120
  - W567C126
  - W567C151
  - W567C171
  - W567C210
  - W567C260
  - W567C266
  - W567C300
  - W567C306
  - W567C340
  - W567C346
  - W567C380
  - W567C386
  - W567CP260(OTP)
- ViewTalk Series(20)
  - N531A170
  - N535FS0080
  - N535FS0240
  - N535FS1024
  - N535FSA080
  - N537A090
  - N538A170
  - N538A260
  - N538A340
  - N538T080
  - N538T170
  - N538T260
  - N538T340
  - W539A804
  - W539A806
  - W539A808
  - N539T170
  - N539T260
  - N539T340
  - N539TP340(OTP)
- Peripheral Series(17)
  - N551C161
  - N551C321
  - N55S128
  - N55T10
  - W55AD808
  - W55MID15
  - W55MID35
  - W55MID50
  - W55P241
  - W55U032A
- NuSpeech Series
- NSPxx Series

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  - M031GTC2AE
  - M031GTD2AE

W78C438

The W78C438 MCU is a 12T 8051 MCU operating at 4.5V ~ 5.5V and 0 ℃ ~ 70 ℃, and provides one UART and external bus interface. Package type is QFP100.

Target Application:

Security/Alarm, UI, Power Management, IPC, etc.

Key Features:

•	Core
	-	12T 8051 processor
	-	Max frequency of 40 MHz
	-	Operating voltage: 4.5V to 5.5V
	-	Temperature range: 0 ℃ ~ 70 ℃
•	Memory
	-	External Bus Interface ( EBI ) for external memory-mapped device access
	-	256B of SRAM
•	Connectivity
	-	One UART

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W78C438

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