SPI, UART – Mouser Singapore

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V AT80C51RD2-SLSUM Microchip Technology 1: $5.58 424In Stock	Mfr. Part No. AT80C51RD2-SLSUM Mouser Part No 556-AT80C51RD2-SLSUM	Microchip Technology	8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V	Datasheet	424In Stock	$5.58 $5.14 $5.05	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU C51AC3 64kF ADC EEP TQFP44 ind 5V GREEN AT89C51AC3T-RLTUM Microchip Technology 1: $13.91 316In Stock	Mfr. Part No. AT89C51AC3T-RLTUM Mouser Part No 556-AT89C51AC3TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51AC3 64kF ADC EEP TQFP44 ind 5V GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	316In Stock	$13.91 $12.74 $11.56	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU C51RD2 64kF TQFP44 3-5.5V Ind. GREEN AT89C51RD2T-RLTUM Microchip Technology 1: $11.94 407In Stock	Mfr. Part No. AT89C51RD2T-RLTUM Mouser Part No 556-AT89C51RD2TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51RD2 64kF TQFP44 3-5.5V Ind. GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	407In Stock	$11.94 $10.96 $9.93	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR USB 16K FLASH ATMEGA16U2-MU Microchip Technology 1: $4.41 2,645In Stock	Mfr. Part No. ATMEGA16U2-MU Mouser Part No 556-ATMEGA16U2-MU	Microchip Technology	8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR USB 16K FLASH	Datasheet	2,645In Stock	$4.41 $4.04 $3.67	Min.: 1 Mult.: 1
Power Management IC Development Tools TMC9660 70V/5A 2-phase Stepper Eval Kit TMC9660-STP-EVKIT Analog Devices / Maxim Integrated 1: $260.94 46In Stock	Mfr. Part No. TMC9660-STP-EVKIT Mouser Part No 700-TMC9660STPEVKIT	Analog Devices / Maxim Integrated	Power Management IC Development Tools TMC9660 70V/5A 2-phase Stepper Eval Kit Learn More about Analog Devices / Maxim Integrated adi tmc9660 3ph evkit tmc9660 stp evkit kits	Datasheet	46In Stock	$260.94	Min.: 1 Mult.: 1
Fingerprint Sensor Modules Fingerprint Sensor System FPC AllKey FPC2532AM Spraycoated Module on Flex 100026207 Fingerprints 1: $37.10 511In Stock New Product	Mfr. Part No. 100026207 Mouser Part No 252-100026207 New Product	Fingerprints	Fingerprint Sensor Modules Fingerprint Sensor System FPC AllKey FPC2532AM Spraycoated Module on Flex Learn More about Fingerprints fpc allkey biometric systems	Datasheet	511In Stock	$37.10 $37.09 $31.99 $31.97 View $25.92 $25.26	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU EMBEDDED_POWER TLE98932QTW62SXUMA1 Infineon Technologies 1: $14.14 10,000On Order	Mfr. Part No. TLE98932QTW62SXUMA1 Mouser Part No 726-TLE98932QTW62SXU	Infineon Technologies	ARM Microcontrollers - MCU EMBEDDED_POWER Learn More about Infineon Technologies infineon motix tle989x microcontrollers	Datasheet	10,000On Order On Order Ship Dates Mfr. No: TLE98932QTW62SXUMA1 Stock: 0 On Order: 2,500 Expected 8/10/2026 7,500 TBD Factory Lead Time: 35 Weeks	Cut Tape $14.14 $10.93 $10.32 $8.26 View Reel $7.26 $8.11 $7.67 $7.63 $7.26 Quote	Min.: 1 Mult.: 1 : 2,500
Bluetooth Modules - 802.15.1 Type 2EG ultra-low pwr secure BT 5.2 connected IoT edge ind medical app LBCA1HN2EG-917 Murata Electronics 1: $14.39 13,155In Stock	Mfr. Part No. LBCA1HN2EG-917 Mouser Part No 81-LBCA1HN2EG-917	Murata Electronics	Bluetooth Modules - 802.15.1 Type 2EG ultra-low pwr secure BT 5.2 connected IoT edge ind medical app Learn More about Murata Electronics murata 2eg wireless module	Datasheet	13,155In Stock	Cut Tape $14.39 $12.50 $11.85 $10.93 View Reel $9.38 $10.39 $9.83 $9.38 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone MCU 160 MHz 2Mbytes Flash memory STM32U585QII3 STMicroelectronics 1: $18.33 689In Stock 2,496Expected 24/5/2027	Mfr. Part No. STM32U585QII3 Mouser Part No 511-STM32U585QII3	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone MCU 160 MHz 2Mbytes Flash memory Learn More about STMicroelectronics stmicro stm32u5	Datasheet	689In Stock 2,496Expected 24/5/2027	$18.33 $14.38 $12.84 $12.29 View $11.60 $11.33 $11.23 Quote	Min.: 1 Mult.: 1
32-bit Microcontrollers - MCU 8KB RAM 79 Power microMIPS PIC32MM0064GPL036-I/MV Microchip Technology 1: $2.84 965In Stock	Mfr. Part No. PIC32MM0064GPL036-I/MV Mouser Part No 579-MM0064GPL036IMV	Microchip Technology	32-bit Microcontrollers - MCU 8KB RAM 79 Power microMIPS Learn More about Microchip Technology microchip pic32mm microcontrollers	Datasheet	965In Stock	$2.84 $2.60 $2.34	Min.: 1 Mult.: 1
16-bit Microcontrollers - MCU 16 MHz MCU with 256K B FRAM 8KB SRAM AE MSP430FR5964IPMR Texas Instruments 1: $10.08 349In Stock	Mfr. Part No. MSP430FR5964IPMR Mouser Part No 595-MSP430FR5964IPMR	Texas Instruments	16-bit Microcontrollers - MCU 16 MHz MCU with 256K B FRAM 8KB SRAM AE Learn More about Texas Instruments ti msp430fr599 msp430fr596	Datasheet	349In Stock	Cut Tape $10.08 $7.77 $6.84 $6.56 Reel $5.90 View $6.07 $5.81 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
16-bit Microcontrollers - MCU 16 MHz MCU with 256K B FRAM 8KB SRAM LE A 595-MSP430FR5994IPNR MSP430FR5994IPN Texas Instruments 1: $16.93 555In Stock 1,190Expected 30/9/2026	Mfr. Part No. MSP430FR5994IPN Mouser Part No 595-MSP430FR5994IPN	Texas Instruments	16-bit Microcontrollers - MCU 16 MHz MCU with 256K B FRAM 8KB SRAM LE A 595-MSP430FR5994IPNR Learn More about Texas Instruments ti msp430fr599 msp430fr596	Datasheet	555In Stock 1,190Expected 30/9/2026	$16.93 $13.29 $11.82 $11.26 View $11.10 $10.51 $10.38 Quote	Min.: 1 Mult.: 1
16-bit Microcontrollers - MCU 16 MHz MCU with 256K B FRAM 8KB SRAM LE A 595-MSP430FR5994IPN MSP430FR5994IPNR Texas Instruments 1: $15.98 1,796In Stock	Mfr. Part No. MSP430FR5994IPNR Mouser Part No 595-MSP430FR5994IPNR	Texas Instruments	16-bit Microcontrollers - MCU 16 MHz MCU with 256K B FRAM 8KB SRAM LE A 595-MSP430FR5994IPN Learn More about Texas Instruments ti msp430fr599 msp430fr596	Datasheet	1,796In Stock	Cut Tape $15.98 $12.43 $11.85 $10.28 Reel $8.09 View $9.82 $8.96 $7.66 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Mobile Development Tools Digi XBee 3 North America LTE Cat 1, GNSS, 3G fallback, Thales PLS63-X, No SIM XB3-C-N1-UT-001 Digi 1: $158.54 66In Stock	Mfr. Part No. XB3-C-N1-UT-001 Mouser Part No 860-XB3-C-N1-UT-001	Digi	Mobile Development Tools Digi XBee 3 North America LTE Cat 1, GNSS, 3G fallback, Thales PLS63-X, No SIM	Datasheet	66In Stock	$158.54	Min.: 1 Mult.: 1
Zigbee Modules - 802.15.4 XBee, S2C, 2.4GHz Through-hole, U.FL XB24CAUIT-001 Digi 1: $39.89 299In Stock 300Expected 21/12/2026	Mfr. Part No. XB24CAUIT-001 Mouser Part No 888-XB24CAUIT-001	Digi	Zigbee Modules - 802.15.4 XBee, S2C, 2.4GHz Through-hole, U.FL Learn More about Digi xbee s2c rf modules	Datasheet	299In Stock 300Expected 21/12/2026	$39.89	Min.: 1 Mult.: 1
Zigbee Modules - 802.15.4 XBee, S2C DigiMesh 2.4, TH, WIRE ANT XB24CDMWIT-001 Digi 1: $39.89 120In Stock 300Expected 16/2/2027	Mfr. Part No. XB24CDMWIT-001 Mouser Part No 888-XB24CDMWIT-001	Digi	Zigbee Modules - 802.15.4 XBee, S2C DigiMesh 2.4, TH, WIRE ANT Learn More about Digi xbee mesh s2c modules	Datasheet	120In Stock 300Expected 16/2/2027	$39.89	Min.: 1 Mult.: 1
Zigbee Modules - 802.15.4 XBee ZB S2C TH U.FL Antenna XB24CZ7UIT-004 Digi 1: $39.89 155In Stock 300Expected 8/2/2027	Mfr. Part No. XB24CZ7UIT-004 Mouser Part No 888-XB24CZ7UIT-004	Digi	Zigbee Modules - 802.15.4 XBee ZB S2C TH U.FL Antenna Learn More about Digi XBeeZB	Datasheet	155In Stock 300Expected 8/2/2027	$39.89	Min.: 1 Mult.: 1
WiFi Modules - 802.11 Xbee Wi-Fi (S6B) RPSMA Ant Thru-Hole XB2B-WFST-001 Digi 1: $62.02 288In Stock 600On Order	Mfr. Part No. XB2B-WFST-001 Mouser Part No 888-XB2B-WFST-001	Digi	WiFi Modules - 802.11 Xbee Wi-Fi (S6B) RPSMA Ant Thru-Hole Learn More about Digi xbeeWIFI	Datasheet	288In Stock 600On Order On Order Ship Dates Mfr. No: XB2B-WFST-001 Stock: 288 Can Dispatch Immediately On Order: 225 Expected 26/10/2026 75 Expected 22/12/2026 300 Expected 4/1/2027 Factory Lead Time: 26 Weeks	$62.02	Min.: 1 Mult.: 1
Zigbee Modules - 802.15.4 XBee3,2.4 Ghz DM, Chip Ant, MMT XB3-24DMCM-J Digi 1: $25.83 290In Stock	Mfr. Part No. XB3-24DMCM-J Mouser Part No 888-XB3-24DMCM-J	Digi	Zigbee Modules - 802.15.4 XBee3,2.4 Ghz DM, Chip Ant, MMT Learn More about Digi xbee3	Datasheet	290In Stock	$25.83	Min.: 1 Mult.: 1
Zigbee Modules - 802.15.4 XBee3 PRO,2.4 Ghz DM, U.FL Ant, MMT XB3-24DMUM Digi 1: $30.45 360In Stock	Mfr. Part No. XB3-24DMUM Mouser Part No 888-XB3-24DMUM	Digi	Zigbee Modules - 802.15.4 XBee3 PRO,2.4 Ghz DM, U.FL Ant, MMT Learn More about Digi xbee3	Datasheet	360In Stock	$30.45	Min.: 1 Mult.: 1
Zigbee Modules - 802.15.4 XBee3,2.4 Ghz DM, U.FL Ant, MMT XB3-24DMUM-J Digi 1: $25.83 454In Stock	Mfr. Part No. XB3-24DMUM-J Mouser Part No 888-XB3-24DMUM-J	Digi	Zigbee Modules - 802.15.4 XBee3,2.4 Ghz DM, U.FL Ant, MMT Learn More about Digi xbee3	Datasheet	454In Stock	$25.83	Min.: 1 Mult.: 1
Zigbee Modules - 802.15.4 XBee3 PRO,2.4 Ghz ZB 3.0, RF Pad Ant, MM XB3-24Z8RM Digi 1: $30.45 461In Stock	Mfr. Part No. XB3-24Z8RM Mouser Part No 888-XB3-24Z8RM	Digi	Zigbee Modules - 802.15.4 XBee3 PRO,2.4 Ghz ZB 3.0, RF Pad Ant, MM Learn More about Digi xbee3	Datasheet	461In Stock	$30.45	Min.: 1 Mult.: 1
Zigbee Development Tools - 802.15.4 Zigbee Mesh Kit WorldWide XKB2-Z7T-WZM Digi 1: $121.04 58In Stock	Mfr. Part No. XKB2-Z7T-WZM Mouser Part No 888-XKB2-Z7T-WZM	Digi	Zigbee Development Tools - 802.15.4 Zigbee Mesh Kit WorldWide Learn More about Digi xbee zigbee mesh kit	Datasheet	58In Stock	$121.04	Min.: 1 Mult.: 1
Network Controller & Processor ICs 56 kbps V.90 data ISOmodem system-side SI2457-C-FT Skyworks Solutions, Inc. 1: $23.62 62In Stock NRND	Mfr. Part No. SI2457-C-FT Mouser Part No 634-SI2457-C-FT NRND	Skyworks Solutions, Inc.	Network Controller & Processor ICs 56 kbps V.90 data ISOmodem system-side	Datasheet	62In Stock	$23.62 $18.60 $16.77 $15.88 View $15.53 $14.88 $14.70 Quote	Min.: 1 Mult.: 1
Multiprotocol Modules Module, Sterling-EWB, U.FL, Cut Tape 453-00013C Ezurio 1: $30.74 3In Stock	Mfr. Part No. 453-00013C Mouser Part No 239-453-00013C	Ezurio	Multiprotocol Modules Module, Sterling-EWB, U.FL, Cut Tape Learn More about Ezurio laird connectivity sterling ewb	Datasheet	3In Stock	$30.74 View Quote	Min.: 1 Mult.: 1