Data Sheet PT8A992A/993A 10-Function Remote Controller ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Features General Description • The PT8A992AP works as the encoder and the The PT8A992A/993A is a pair of CMOS LSIs PT8A993AP works as the decoder designed for remote controlled toy car application. • 11 output pins, 4 for forward, backward, left They have 11 control keys for controlling the and right functions, and 7 functional keys corresponding motion (i.e. forward, backward, left, • Operation power supply: 3.0V to 5.5V right and 7 other functions) of the remote controlled • Auto power-off if no key pressed (PT8A992A) car. • Low operating current Ordering Information • On-chip oscillator with an external resistor • On-chip receiving amplifiers • Few external components needed Pa r t Nu mb er Pa ck a ge PT8A992AP 18 - Pin PDIP PT8A993AP 24 - Pin PDIP Block Diagram Block Diagram of PT8A992A f0/2 OSCI OSCO Forward Backward Left Right F1 F2 F3 F4 F6/F7 F5 Oscillator f0 Timing Generator Latch Circuit SC SO MUX Logic Control PC Counters PT0096(06/02) 1 Ver:0 Data Sheet PT8A992A/993A 10-Function Remote Controller ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Block Diagram of PT8A993A ON/OFF OSCI OSCO Oscillator SI Amp VI1 VO1 VI2 VO2 VT1 PC Timing Generator Counter Decoding Circuit PLA VT Detector VT2 Right Left Backward Forward F1 F2 F3 F4 F5 F6 F7 Latch Circuit Package and Pin Assignment Package and Pin Assignment Right NC GND Backward Forward F5 SC F6/F7 F4 PT8A992AP PT8A993AP 18-Pin PDIP 24-Pin PDIP 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 VO2 GND SI OSCI OSCO F1 Right F2 Left PC ON/OFF F3 Left F1 OSCI OSCO PC VCC SO F2 F3 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 VI2 VO1 VI1 VCC F5 Forward Backward VT2 VT1 F7 F6 F4 Top View PT0096(06/02) 2 Ver:0 Data Sheet PT8A992A/993A 10-Function Remote Controller ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Pin Description Pin Description of PT8A992AP P in No P in Na me Typ e 1 Right I 2 NC 3 GND GND 4 Backward I Backward function selected if this pin connected to GND 5 Forward I Forward function selected if this pin connected to GND 6 F5 I Function 5 select if this pin connected to GND 7 SC O Output pin of the encoding signal with carrier freqency 8 F6/F7 I Connect to GND to toggle between F6 and F7 of PT8A993A when working with PT8A993A 9 F4 I Function 4 selected if connected to GND 10 F3 I Function 3 selected if connected to GND 11 F2 I Function 2 selected if connected to GND 12 SO O Output pin of the encoding signal without carrier freqency 13 VCC P Power supply 14 PC O Power control output pin 15 OSCO O Oscillator output pin 16 OSCI I Oscillator input pin 17 F1 I Function 1 selected if connected to GND 18 Left I Leftward function selected if this pin connected to GND PT0096(06/02) Descr ip t ion The rightward function selected if this pin connected to GND No connection Ground 3 Ver:0 Data Sheet PT8A992A/993A 10-Function Remote Controller ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Pin Description of PT8A993AP P in No P in Na m e Typ e 1, 23 VO1, VO2 O 2 GND GND 3 SI I Input pin for encoded signal 4 OSCI I Oscillator input pin 5 OSCO O Oscillator output pin 6 F1 O F1 function output pin 7 Right O Rightward output pin 8 F2 O F2 function output pin 9 Left O Leftward output pin 10 PC O Power control pin 11 ON/OFF I ON/OFF pin 12 F3 O F3 function output pin 13 F4 O F4 function output pin 14 F6 O F6 function output pin 15 F7 O F7 function output pin 16 VT1 I Auto shut off input pin: if the voltage on this pin keeps higher than 0.095VCC for 3 seconds, all outputs will be shut off automatically. 17 VT2 I Auto shut off input pin: if the voltage on this pin keeps higher than 0.095VCC for 3 seconds, all outputs will be shut off automatically. 18 Backward O Backward output pin 19 Forward O Forward output pin 20 F5 O F5 function output pin 21 VCC P Power supply 22, 24 VI1,VI2 I Input pins of invertor 1 and 2 for signal amplifier PT0096(06/02) Descr ip t ion Output pins of inverter 1 and 2 for Signal amplifier Ground 4 Ver:0 Data Sheet PT8A992A/993A 10-Function Remote Controller ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Maximum Ratings (Above which the useful life may be impaired. For user guidelines, not tested) Note: Storage Temperature ........................................................ -25oC to +85oC Stresses greater than those listed under MAXIMUM Ambient Temperature with Power Applied ......................... 0oC to +70oC RATINGS may cause permanent damage to the Supply Voltage to Ground Potential (Inputs & Vcc Only) .... -0.5 to +5.5V device. This is a stress rating only and functional Supply Voltage to Ground Potential (Outputs & D/O Only) -0.5 to +5.5V operation of the device at these or any other condiDC Input Voltage ................................................................ -0.5 to +5.5V tions above those indicated in the operational secDC Output Current ........................................................................ 20mA tions of this specification is not implied. Exposure Power Dissipation ....................................................................... 500mW to absolute maximum rating conditions for extended periods may affect reliability. Recommended Operation Conditions Sym Descr ip t ion VCC Test C on d it ion s Min Typ Ma x Un it s Supply Voltage 3 4 5 V VIH Input HIGH Voltage 0.7VCC 4 - V VIL Input LOW Voltage - 0 0.3VCC V FOSC Oscillator Frequency 109 128 146 kHz TA Operation Temperature 0 - 70 Min Typ Ma x Un it s O C DC Electrical Characteristics DC Electrical Characteristics of PT8A992A Sym Descr ip t ion Test C on d it ion s ISTB Stand-by Current TA = 70OC, Off State 2 uA ICC Supply Current Output Unloaded 300 uA Output HIGH Current - PC and SO Pins IOH Output HIGH Currentl - SC Pin VOH = 3.5V, TA = 25OC Output HIGH Current - OSCO Pin Output LOW Current SC, PC and SO Pins IOL IIH IIL -1 -2 mA -3 -4 mA -400 uA 1 mA 400 uA O Output LOW Current OSCO Pin Input HIGH Current - Forward, Backward, Left, Right, F1, F2, F3, F4, F5, F6/F7, OSCI Pins Input LOW Current Forward, Backward, Left, Right, F1, F2, F3, F4, F5, F6/F7 Pins VOL = 0.5V, TA = 25 C VCC = 5.5V, VIH = VCC, TA = 25OC VCC = 5.5V, VIL = 0V, TA = 25OC 10 -15 -25 Input LOW Current - OSCI Pin uA -100 uA -10 Note: These specifications apply for VCC = 4.0V and 0 C ≤ TA ≤ 70 C, unless otherwise specified. O PT0096(06/02) O 5 Ver:0 Data Sheet PT8A992A/993A 10-Function Remote Controller ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| DC Electrical Characteristics of PT8A993A Sym Descr ip t ion Test C on d it ion s ISTB Stand-by Current Off State ICC Supply Current Output Unloaded Output HIGH Current VO1, VO2 and OSCO Pins IOH IOL Output HIGH Current Forward, Backward, Left and Right Pins Typ Ma x Un it s 3 20 uA 700 uA -300 uA -2 -5 Output HIGH Current F1, F2, F3 F4, F5 and F6 Pins -2 -5 Output HIGH Current - PC Pin -2 -3 Output LOW Current VO1, VO2 and OSCO Pins 150 Output LOW Current Forward, Backward, Left and Right Pins VOH = 3.5V, TA = 25OC mA uA 1 3 Output LOW Current F1, F2, F3, F4, F5 and F6 Pins 1 3 Output LOW Current - PC Pin 2 VOL = 0.5V, TA = 25OC mA Input HIGH Current VT1 and VT2 Pins IIH Min 20 30 Input HIGH Current - SI, VI1, VI2, ON/OFF and OSCI Pins VI = VCC, TA = 25 C uA 10 Input LOW Current - SI, VI1, VI2, VT1, VT2 and OSCI Pins IIL VT 100 O -10 O Input LOW Current ON/OFF Pin Over-Current Limit VT1 and VT2 Pins VI = 0V, TA = 25 C uA -20 Forward is high. -30 0.35 -100 0.45 V Note: These specifications apply for VCC = 4.0V and 0OC ≤ TA ≤ 70OC, unless otherwise specified. PT0096(06/02) 6 Ver:0 Data Sheet PT8A992A/993A 10-Function Remote Controller ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| AC Electrical Characteristics AC Electrical Characteristics of PT8A992A Sym Descr ip t ion Test C on d it ion s Min Typ Ma x Un it s fOSC (Note2) Oscillator Frequency TA=25OC, Rf = 180kΩ 109 128 146 kHz tFUN Period of Function Code fOSC = 128kHz, TA = 25oC 1.7 2 2.3 ms fCSC Carrier Frequency fOSC = 128kHz, TA = 25oC 64 - kHz AC Electrical Characteristics of PT8A993A Sym Descr ip t ion Test C on d it ion s Min Typ Ma x Un it s fOSC (Note2) Oscillator Frequency TA=25OC, Rf = 180kΩ 109 128 146 kHz tFUN Period of Function Code fOSC = 128kHz, TA = 25oC 1.7 2 2.3 ms Note: 1.These specifications apply for VCC = 4.0V and 0OC ≤ TA ≤ 70OC, unless otherwise specified. 2.The frequency of standard samples is tested on standard testing-board. PT0096(06/02) 7 Ver:0 Data Sheet PT8A992A/993A 10-Function Remote Controller ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Typical Application Circuit of PT8A992A 9V PT8A992A 1 2 3 4 5 6 7 8 9 Right 18 Left NT D CIS F1 GND OSCI 16 Backward O S C O Forward PC F5 Vcc SC SO F6/F7 F2 F4 F3 R10 3.9K 17 15 R2 14 180K R9 330 R11 D2 4.3V 1K 13 12 C1 47U/16V 12 C2 11 R5 6.8K CRYSTAL 0.1U D1 1N4148 R3 120K 27M R4 L1 22U Q1 9014H 100 R8 2.2M C3 47P C4 47P C5 R6 33K 0.02U C6 47P L2 R7 100 C7 Q2 9014H 22U C8 47P 0.02U C9 100P L3 C10 10P A PT0096(06/02) 8 Ver:0 Data Sheet PT8A992A/993A 10-Function Remote Controller ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Figure 6. Typical Application Circuit of PT8A993A C3 R1 332 1k C4 4.7u C5 L1 6.8 Q1 9014 C2 68 C1 R2 100k C6 47 473 A1 10 L2 R3 C14 C13 30 .1U R7 C9 R4 2.2K 2.2M R8 1 2.2K 2 C15 3 1000 R9 4 180K 5 6 7 8 9 10 11 12 VO2 VO1 SI VI1 OSCI Vcc OSCO F1 F5 Forward Right B a c k w a r d F2 VT2 Left VT1 PC F7 NO CN / O F F F6 F3 F4 24 23 22 C12 470 R5 2.2M R23 Q12 9013 R25 330 Q15 8050 R15 1K 17 Q5 9013 14 R19 330 13 Q8 882 R17 100 R31 220 Q7 772 M1 MOTOR1 Rs 100 Q10 882 R24 100 R11 180 3.9V 16 15 R20 330 Q9 772 D1 1N4148 Q6 9013 R16 1K Q16 8550 Q13 9013 C16 100U 19 18 M2 MOTOR2 R26 330 R30 3.6K 21 Q14 8550 Q17 8050 C10 .01u C11 .1u 20 PT8A993A R21 1K 10u R6 2.2K VI1 GND 3.9K R18 100 R25 10/1W S1 R22 1K B1 6V PT0096(06/02) 9 Ver:0 Data Sheet PT8A992A/993A 10-Function Remote Controller ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Notes Pericom Technology Inc. Email: [email protected] Web Site: www.pti.com.cn, www.pti-ic.com China: No. 20 Building, 3/F, 481 Guiping Road, Shanghai, 200233, China Tel: (86)-21-6485 0576 Fax: (86)-21-6485 2181 Asia Pacific: Unit 1517, 15/F, Chevalier Commercial Centre, 8 Wang Hoi Rd, Kowloon Bay, Hongkong Tel: (852)-2243 3660 Fax: (852)- 2243 3667 U.S.A.: 2380 Bering Drive, San Jose, California 95131, USA Tel: (1)-408-435 0800 Fax: (1)-408-435 1100 Pericom Technology Incorporation reserves the right to make changes to its products or specifications at any time, without notice, in order to improve design or performance and to supply the best possible product. Pericom Technology does not assume any responsibility for use of any circuitry described other than the circuitry embodied in Pericom Technology product. The company makes no representations that circuitry described herein is free from patent infringement or other rights, of Pericom Technology Incorporation. PT0096(06/02) 10 Ver:0