TTP252 Datasheet, PDF (1/40 Pages) Tontek Design Technology – Target Spec.

Preliminary
TTP252
TonTouch^TM
TTP252 Target Spec.
§ PATENTED
1. PATENT :『電流源控制及補償觸控電容感測方法及其裝置』
PAT NO. I339356 (Taiwan)
PAT NO. ZL 2007 1 0202087. 0 (CHINA)
2. PATENT :『具環境變化校正的電容式觸控感測裝置』
PAT NO. M383780 (Taiwan)
PAT NO. ZL 2010 2 0141537. 7 (CHINA)
3. PATENT :『省電型多鍵觸摸開關感測裝置』
PAT NO. M375250 (Taiwan)
PAT NO. ZL 2010 2 0302392. 4 (CHINA)
§ General Description:
TTP252 MCU is an easy-used 4-bit CPU base microcontroller. It
contains 1984-word ROM、96-nibble RAM、timer/Counter、timer/PWM、
interrupt service 、IO control hardware、LVR、touch pad and LDO feature
for specified applications. The device is also suitable for diverse simple
applications in control appliance and consumer product.
§ Features:
1. Tontek RISC 4-bit CPU core
2. Total 26 crucial instructions and two addressing mode
3. Most instructions need 1 word and 1 machine cycle(2 system clocks)
except read table instruction(RTB)
4. advance CMOS process
5. Working memory with 1984*16 program ROM and 96*4 SRAM
6. 2-level stacks
7. Operating voltage: 2.0V~5.5V
8. System operating frequency: (at VDD=5V )
. High speed system oscillator (OSCH):
Built-in RC oscillator: 4MHz(typical)
.Low speed peripheral oscillator (OSCL):
Built-in RC oscillator: 16KHz(typical)
9. Offer 8 IO+8 touch pad or 16 general programmable I/O
IO port built-in key wake-up feature enable by software setting
Providing external interrupt inputs and Timer clock inputs
Offering internal signal outputs, like buzzer(PFD)
12’/08/21
Page 1 of 40
Ver: 3.0