§ General Description:

TTR01D MCU is an easyused 4bit CPU base microcontroller. It contains 2Kword ROM、64nibble RAM、timer/Counter、interrupt service 、IO control hardware、 carrier generation timer which is especially designed for infrared remote appliance. 

§ Features:

1. Tontek RISC 4bit CPU core

2. MTP structure

   ●2Kx16 ROM x1

   ●1Kx16 ROM x2

3. Total 26 crucial instructions and two addressing mode

4. Most instructions need 1 word and 1 machine cycle(2 system clocks) except read table instruction(RTB)

5. advance CMOS process

6. Working memory with 2K*16 program ROM and 64*4 SRAM 

7. 2level stacks 

8. Operating voltage: 1.8V~3.6V for builtin oscillator

9. System operating frequency: (at VDD=3V ) select by option

   High speed system oscillator (OSCH):

   ● Builtin RC oscillator: 3.64MHz ± 2%(PVT)

   ● Resonator mode: 4MHz~455KHz

10. Offers 17 general open drain I/O or input pins

    ● 8 input port with wakeup function and one of them shared with oscillator pin

    ● 6 open drain IO port

    ● 2 open drain IO port with CMOS(weak PMOS)/NMOS output option

    ● 1 CMOS IO port shared with oscillator pin

    ● Offering typical 450mA output driver directly drive IR LED

11. Two autoreload timer/counter

    ● Special 8 bit timer for carrier generation(duty & frequency) 

    ● Standard 12bit timer offers interrupt request 

12. MCU system protection:

    ● Builtin watch dog timer (WDT) circuit 

    ●Low voltage Reset(LVR) 

13. Provides 2 interrupt sources

    ● Internal: Timer/counter A & B

14. Provide package types

    ● DIP/SOP/SSOP 8/16/20 pins

    ● Dice available