PT8A9701/973/973L 7-Function Remote Controller Features • Built-in 3.7V Zener (Vz) (PT8A973) and 3.1V Zener (Vz) (PT8A973L) • The PT8A9701 works as the encoder and the • Few external components needed PT8A973/973L works as the decoder • Pin to pin compatible with TX6/RX6 • Seven output pins, 5 for forward, backward, left, General Description right and turbo functions, and 2 functional keys • Operation power supply for PT8A9701: 3V to 12V The PT8A9701 and PT8A973/973L is a pair of (with series resistor) CMOS LSIs designed for remote controlled toy car • Auto power-off if no key pressed (PT8A9701) application. They have seven control keys for • Motor current limit to meet toy safety standard controlling the corresponding motion (forward, HD271 (PT8A973/973L) backward, left, right, turbo and 2 functional keys) of • Low operating current the remote controlled car. They also have Forward • On-chip oscillator with an external resistor (Backward) and Turbo combination application. • On-chip reversing amplifiers Ordering Information D e vice N a me Encode r Part N o. PT8A9701PE Package Lead free 16- pin DIP D e code r PT8A973PE PT8A973LPE PT8A973DE Lead free 18- pin DIP PT8A973LDE Die Form Note: Adding E= Pb-free or Pb-free and Green Adding X suffix=Tape/Reel Block Diagram Figure 1. Block Diagram of PT8A9701 f0/2 OSCI OSCO Forward Backward Left Right Turbo F1 F2 F3/F4 Oscillator Latch Circuit f0 Timing Generator SC SO MUX Logic Control VCC PC Counters 12-07-0007 1 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller Figure 2. Block Diagram of PT8A973/973L OSCI OSCO Oscillator SI Amp VI1 VO1 VI2 VO2 LRTD Timing Generator Counter Decoding Circuit PLA Latch Circuit Control Logic VT1 VCC Right Left Backward Forward Turbo F1 F2 Pin Configuration PT8A9701PE 16-Pin PDIP Right NC GND Backward Forward Turbo SC F3/F4 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 PT8A973P/973LPE 18-Pin PDIP VO2 GND SI OSCI OSCO F1 Right F2 Left Left F1 OSCI OSCO PC VCC SO F2 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 VI2 VO1 VI1 VCC Turbo Forward Backward LRTD VT1 Top View 12-07-0007 2 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller Pad Location PT8A9701DE GND NC RIGHT LEFT FI OSCI BACKWARD OSCO FORWARD 1515um TURBO PC SC . Die No F3/F4 F2 SO V CC 1360um Pad Name X Coordinate RIGHT 457.5 NC 317.5 GND 115.5 BACKWARD 98 FORWARD 98 TURBO 98 SC 108.5 F3/F4 171.5 Note: Substrate is connected to Vcc 12-07-0007 Pad Coordinates Y Coordinate Pad Name 1300.5 F2 1300.5 SO 1202 Vcc 1053 PC 903 OSCO 763 OSCI 460 F1 145.5 LEFT 3 X Coordinate 363.5 627 972 1152 1146 961.5 812.5 658 Y Coordinate 97.5 108 98 339.5 728.5 1300.5 1300.5 1300.5 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller Pad Location PT8A973DE SI OSCI GND VO2 VI2 VO1 VI1 VCC TURBO OSCO FORWARD F1 1955um RIGHT Die No. F2 LEFT VT1 LRTD BACKWARD 2265um Pad Name X Coordinate VO2 1024.1 GND 854.6 SI 687.6 OSCI 138.5 OSCO 138.5 F1 136.5 RIGHT 136.5 F2 360.6 LEFT 749.6 Note: Substrate is connected to Vcc 12-07-0007 Pad Coordinates Y Coordinate Pad Name X Coordinate Y Coordinate 1654.4 1654.4 1671.9 1653.3 1089.3 836.8 447.8 136 136 1003.1 1433.1 1898.1 1922.7 1922.7 1831.3 1475.6 1341.6 1158.1 147.5 147.5 136 990.1 1487.2 1654.8 1654.4 1654.4 1654.4 VT1 LRTD BACKWARD FORWARD TURBO VCC VI1 VO1 VI2 4 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller Pin/Pad Description Table 1. Pin/Pad Description of PT8A9701 P in No P in /Pa d Na me Typ e 1 Right I Rightward function selected if this pin connected to GND 2 NC - No connection 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 Turbo I Turbo function selected if this pin connected to GND 7 SC O Output pin of the encoding signal with carrier freqency 8 F3/F4 I Able to toggle between Function 3 and Function 4 if connected to GND 9 F2 I Function 2 selected if connected to GND 10 SO O Output pin of the encoding signal without carrier freqency 11 VCC P Power supply 12 PC O Power control output pin 13 OSCO O Oscillator output pin 14 OSCI I Oscillator input pin 15 F1 I Function 1 selected if connected to GND 16 Left I Leftward function selected if this pin connected to GND 12-07-0007 Descr ip t ion Ground 5 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller Table 2. Pin/Pad Description of PT8A973/973L P in No P in /Pa d Na me Typ e Descr ip t ion 1, 17 VO2, VO1 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 VT1 I Auto shut-off input pin: If voltage on VT1 pin is over 0.095VCC for 3 sec, all outputs will be shut off automatically. 11 LRTD I Left/Right turbo disable pin 12 Backward O Backward output pin 13 Forward O Forward output pin 14 Turbo O Turbo output pin 15 VCC P Power supply 16, 18 VI1,VI2 I Input pins of amplifiers 1 and 2 Output pins of amplifiers 1 and 2 Ground LRTD Function L RT D St a t u s Key Select ed O u t p u t F u n ct ion High (Open) Forward + Left (Right) + Turbo Forward + Left (Right) + Turbo Low Forward + Left (Right) + Turbo Forward + Left (Right) 12-07-0007 6 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller Maximum Ratings (Above which the useful life may be impaired. For user guidelines, not tested) Maximum Ratings PT8A9701 Storage Temperature ....................................................................................................................................... -25oC to +85oC Ambient Temperature with Power Applied ........................................................................................................ 0oC to +70oC Supply Voltage to Ground Potential (Inputs & VCC Only) ................................................................................... -0.5 to +5.5V Supply Voltage to Ground Potential (Outputs & D/O Only) ............................................................................... -0.5 to +5.5V DC Input Voltage ............................................................................................................................................... -0.5 to +5.5V DC Output Current ....................................................................................................................................................... 20mA Power Dissipation ...................................................................................................................................................... 500mW Maximum Ratings PT8A973 Storage Temperature ....................................................................................................................................... -25oC to +85oC Ambient Temperature with Power Applied ........................................................................................................ 0oC to +70oC Supply Voltage to Ground Potential (Inputs & VCC Only) ................................................................................... -0.5 to +5.5V Supply Voltage to Ground Potential (Outputs & D/O Only) ............................................................................... -0.5 to +5.5V DC Input Voltage ............................................................................................................................................... -0.5 to +5.5V DC Output Current ....................................................................................................................................................... 30mA Power Dissipation ...................................................................................................................................................... 500mW Maximum Ratings PT8A973L Storage Temperature ....................................................................................................................................... -25oC to +85oC Ambient Temperature with Power Applied ........................................................................................................ 0oC to +70oC Supply Voltage to Ground Potential (Inputs & VCC Only) ................................................................................... -0.5 to +5.0V Supply Voltage to Ground Potential (Outputs & D/O Only) ............................................................................... -0.5 to +5.0V DC Input Voltage ............................................................................................................................................... -0.5 to +5.0V DC Output Current ....................................................................................................................................................... 30mA Power Dissipation ...................................................................................................................................................... 500mW Note: Stresses greater than those listed under MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. 12-07-0007 7 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller Recommended Operating Conditions Table 4. Recommended Operating Conditions Sym ICC Descr ip t ion Min Ma x Un it s Supply Current for PT8A973P 30 mA Supply Current for PT8A973LP 30 mA VIH Input HIGH Voltage VIL Input LOW Voltage FOSC Oscillator Frequency 109 TA Operation Temperature 0 Typ 0.7VCC V 0 0.3VCC V 128 146 kHz O 70 C DC Electrical Characteristics Table 5. DC Electrical Characteristics of PT8A9701 Sym Descr ip t ion Test C on d it ion s Min Typ Ma x Un it s VZ Voltage of Zenner IZ = 2~30mA 3.4 3.7 4.0 V -3 -5 mA -3 -5 mA Output HIGH Current - PC Pin IOH IOL Output HIGH Currentl SC and SO Pins VOH = VCC-0.5V Output HIGH Current OSCO Pin -200 Output LOW Current - PC Pin 2 3 mA 2 3 mA Output LOW Currentl SC and SO Pins VOL = 0.5V Output LOW Current OSCO Pin IIH IIL Input HIGH Current Forward, Backward, Left, Right, Turbo, F1, F2, F3/F4 and OSCI Pins Input LOW Current Forward, Backward, Left, Right, Turbo, F1, F2 and F3/F4 Pins -1000 200 VIH = VCC -20 -40 uA 1000 uA 1 uA -100 uA -10 uA VIL = 0V Input LOW Current - OSCI Pin Note: These specifications apply for VCC = 3.5V and TA = 25 C, unless otherwise specified. O 12-07-0007 8 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller Table 6. DC Electrical Characteristics of PT8A973/973L Sym De s cr ipt ion Te s t Condit ions Output HIGH Current VO1, VO2 and OSCO Pins IOH IOL Output HIGH Current Forward, Backward, Left and Right Pins VOH = VCC- 0.5V Output LOW Current VO1, VO2 and OSCO Pins 200 VOL = 0.5V 2 uA 1000 uA 3 3 10 uA 50 uA - 10 uA - 50 uA VIN = VCC Input HIGH Current - VT1 IIL 800 mA 2 Input LOW Current - OSCI, VT1, VI1, VI2 and SI Pins Unit s mA -3 Input HIGH Current - OSCI, VI1, VI2 ,LRTD and SI Pins M ax -3 Output HIGH Current Turbo, F1 and F2 Pins Output LOW Current Forward, Backward, Left, Right and Turbo Pins Typ 300 Output LOW Current F1 and F2 Pins IIH M in VIN = 0V Input LOW Current - LRTD Pins Over- Current Limit VT1 Pins for PT8A973 0.30 0.40 V Over- Current Limit VT1 Pins for PT8A973L 0.25 0.35 V VT Voltage of Zenner - PT8A973 VZ Voltage of Zenner - PT8A973L IZ = 2~30mA 3.4 3.7 4 V 2.8 3.1 3.4 V O Note: These specifications apply for TA = 25 C,VCC = 3.5V (973), VCC = 3.0V (973L),unless otherwise specified. 12-07-0007 9 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller AC Electrical Characteristics Table 7. AC Electrical Characteristics of PT8A9701 Sym Descr ip t ion Test C on d it ion s Min Typ Ma x Un it s fOSC (Note2) Oscillator Frequency Rf = 200kΩ 109 128 146 kHz tFUN Period of Function Code fOSC = 128kHz 1.7 2 2.3 ms tSTA Start-Code Period fOSC = 128kHz 1.7 2 2.3 ms fCSC Carrier Frequency fOSC = 128kHz 64 kHz tOFF Auto-off Time fOSC = 128kHz 2 s VCC Power Supply Range - ICC Supply Current Output Unloaded 3 9 12 V 30 mA Note: 1. These specifications apply for VCC = 3.5V and TA = 25OC, unless otherwise specified. 2.The frequency of standard samples is tested on standard testing-board. Table 8. AC Electrical Characteristics of PT8A973/973L Sym Descr ip t ion Test C on d it ion s Min Typ Ma x Un it s fOSC (Note2) Oscillator Frequency Rf = 200kΩ 109 128 146 kHz tFUN Period of Function Code fOSC = 128kHz 1.7 2 2.3 ms tSTA Start-Code Period fOSC = 128kHz 1.7 2 2.3 ms ICC Supply Current Output Unloaded 30 mA Notes: 1. These specifications apply for TA = 25OC, VCC = 3.5V (973), VCC = 3.0V (973L),unless otherwise specified. 2. The frequency of standard samples is tested on standard testing-board. 12-07-0007 10 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller C4 0.02u C8 150P R6 R5 100 Q1 C945P CR1 27.145MHz C7 47P L 4 2.2uH R4 120K D1 LE D F2 F3/F4 1 0 SO S C 1 1 Vcc 1 2 PC 1 3 OSCO 1 4 OSCI GN D 1 5 F1 Test 1 6 Left 12-07-0007 8 7 6 T Turbo 5 F Forward 3 2 1 R Right 4 B Backward L F1 R2 200K PT8A9701 9 F3/F4 F2 C2 203 R1 470 6.8K C6 47P R3 3.3K R7 33K C5 47 R8 100 Q2 C945 C3 47P L 3 2.2uH C1 100uF L 7 21/4T C9 100P L 1 6.8uH 9V SW A ANTENN 1 A B1 Figure 5. Typical Application Circuit of PT8A9701 11 PT0089-4 07/06/12 12-07-0007 C4 472 4.7uH L1 27MHz 2.2K R6 C9 500P R10 2.2M C2 103 7T L2 C1 5P 13 14 15 16 17 18 12 LRTD Backward Turbo F2 Right Forward F1 OSCO Vcc OSCI VI1 SI VO1 GND VI2 VO2 5 4 2 R8 C11 200K 222 12 Left 2.2K 11 VT R5 C7 104 R9 2K2 C3 47P R7 3K3 10 R11 2.2M C8 104 R4 820 R12 180K C6 4.7uF Q1 C380 C5 47P ANTENNA 1K R21 R19 1K R2 330 R25 220 C10 104 R14 10K Q7 H1815 R16 10K Q12 H1815 330 Q4 8050 Q3 8550 Q14 D882 104 Q10 D882 Q9 B772 Q6 8050 104 Q5 M3 8550 Q13 B772 M1 C12 220uF R1 H1815 Q8 Q11 H1815 R13 10K R3 330 R15 10K R28 220 R20 1K R22 1K R23 1K R26 220 R18 10K Q18 H1815 Q20 D882 104 Q19 B772 M 2 Q16 D882 Q15 B772 R17 10K Q17 H1815 R27 220 R24 1K B1 6V SW PT8A9701/973/973L 7-Function Remote Controller Figure 6. Typical Application Circuit of PT8A973 9 8 7 6 3 1 PT8A973 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller Mechanical Information 16-pin DIP 12-07-0007 13 PT0089-4 07/06/12 PT8A9701/973/973L 7-Function Remote Controller 18-pin DIP Pericom Semiconductor Corparation 1-800-435-2336 www.pericom.com 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. 12-07-0007 14 PT0089-4 07/06/12