TT8486A

www.DataSheet4U.com TONTEK DESIGN TECHNOLOGY LTD. REFERENCE ONLY DATE : 26- MAR - 2001 VESION : 2.0 TT8486A/TT6061A PRODUCT SPECIFICATION GENERAL DESCRIPTION : TT8486A/TT6061A IC IS A KIND OF CMOS TECHNOLOGY PREMITTED TO DESIGN 3 STEPS TOUCH - DIMM ER. THE DETAILED FUNCTIONS ARE AS FOLLOW : TT8486A/(TT6061A): OFF NIGHT MEDIUM HIGH OFF THE TIME THAT TRIAC TURN ON IS AS FOLLOWING FOR EACH STEP OF ALL FUNCTION 3- STEP MODE NIGHT MEDIUM HIGH AC=110V/60HZ 5.9 ¡Ó0.4mS 4. 0 ¡Ó0.3mS 1.0 ¡Ó0.2mS AC=220V/50HZ 6.8 ¡Ó0.4mS 4.5 ¡Ó0.3mS 0.9 ¡Ó0.2mS PIN ASSIGNMENT PIN NO. PIN NAME FUNCTION DESCRIPTION I/O 1 CK SYSTEM CLOCK INPUT I 2 FI 60 OR 50 HZ LINE FREQUENCY I 3 VDD POWER INPUT PIN FOR VDD P 4 TI TOUCH INPUT B 5 CI SENSOR CONTROL INPUT B 6 NC 7 VSS POWER INPUT PIN FOR VSS P 8 AT ANGLE - TRIGGER OUTPUT O FEATURES : 1. NO MECHANICALLY SWITCH ELEMENTS. 2. HIGH SENSITIVITY AND STABILITY FOR LONG CONNECTING AND WIRE HEAVY LOADING (800pf) ON SENSE- PLATE FOR HUMAN BODY CAPACITY = 50pf 3. VERY SMALL NUMBER OF PERIPHERAL COMPONENTS REQUIRED OPERATING PARAMETER : 1. OPERATING VOLTAGE : 6.8 V 2. OPERATING CURRENT¡Ø : 1.0 mA 3. TRIGGER OUTPUT CURRENT (AT PIN)¡Ø : - 30 mA (Vout=6.8V) 4. INPUT LEAKAGE : ¡Ø 0.5 uA 5. INPUT LOW VOLTAGE ¡Ø : VSS + 0.5V 6. INPUT HIGH VOLTAGE :¡Ù VDD - 0.5V 7. OPERATING TEMPERATURE¢J : 0¡ã 80 ¢J 8. STORAGE TEMPERATURE - 20¢J : ¡ã 120 ¢J www.DataSheet4U.com TT8486A(TT6061A) BLOCK DIAGRAM CK FI FREQUENCY GENERATOR COUNTER & DECODER TRIGGER BUFFER AT ZERO CROSSING ...