80C51 SMS Phone Microcontroller

A leading supplier of 8051 compatible microcontrollers, Nuvoton offers a wide range of parts that meets the price/performance demand of industrial and consumer products OEMs. The 8-bit μCs are supported by leading tool makers for rapid product development. ROM-less, ROM and Flash types are available with a rich set of I/O such as PWM, GPIO, DPTR, PCA Timers, ADC and more. 4T, 6T and 12T cores running at up to 40MHz provide one of the industry's best choices of 8051 μCs.

Please click on each part number and Application Note for more information.

SMS, Public Phone and Security Processor (4T 8051 core)

Part No. Dual
Clock
(Hz)		 ROM
(Byte) 		RAM
(Byte) 		LCD I/O FSK* DTMF* CAS* Ring
Detect.		 Timer/ Counter Int Special Function PACKAGE** Status*** RoHS Datasheet
W925E240FG
/W925G240  		 3.58M/ 32K 256K 256+8K - 40 G/R G/R R Y 2 11 -4T/ Machine Cycle
-WDT
-Analog Comparator		 F100 P Y Request
W925E625FG
/W925G625  		 3.58M/ 32K 64K 256+4K 56x32
(1792
dots)		 40 G/R G/R R Y 2 11 -4T/ Machine Cycle
-WDT
-Analog Comparator		 F160 P Y Request
W925EP01FG   4, 8M/ 32K 64K
Ext 64K		 256+4K
Ext 64K		 - 40/64 G/R G/R G/R Y 2 12 -4T/ Machine Cycle
-One UART
-WDT
-Analog Comparator
-ISP function		 F100 P Y Available

* FSK, DTMF, CAS: G=Generator; R=Receiver
** PACKAGE: D=DIP, S=SOP, F=PQFP/QFP, L=LQFP
*** Status: P= Mass Production, S=Samples, UD=Under Development, UD (Time)= Under Development(Ready Time), EOL=End of life

Contact us:  MicroC-8bit@nuvoton.com