PT8A974P Pericom Semiconductor, PT8A974P Datasheet
PT8A974P
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PT8A974P Summary of contents
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... F2 F3/F4 PT0090(09/02) 8-Function Remote Controller General Description The PT8A9701P and PT8A974P/974LP is a pair of CMOS LSIs designed for remote controlled toy car application. They have eight control keys for controlling the corresponding motion, i.e., forward, backward, left, right, turbo and 3 functional keys, of the remote controlled car. They also have ‘Forward (Backward)’ ...
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... Figure 2. Block Diagram of PT8A974P/974LP OSCI OSCO SI VI1 VI2 VT1 VT2 V CC Package and Pin Assignment PT8A9701P 16-Pin PDIP 1 Right GND 4 Backward 5 Forward 6 Turbo F3/F4 PT0090(09/02) Timing Oscillator Generator Decoding Amp Circuit VO1 VO2 VT Detector PT8A974P/974LP VO2 16 Left GND 15 F1 ...
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Pin Description Table 1. Pin Description of PT8A9701P ...
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... Table 2. Pin Description of PT8A974P/974LP ...
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... Functional Description In normal operation without ‘Turbo’, forward (backward) out- put pin of the decoder PT8A974P/974LP sends out a 60Hz signal. In operation with ‘Forward (Backward)’ and ‘Turbo’ combined, the output signal will be completely high. This func- tion is depicted in Table 3. Timing Diagram Data Format See Figure 4 ...
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... Supply Voltage to Ground Potential (Inputs & V 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 PT8A974P Storage Temperature ....................................................................................................................................... -25 Ambient Temperature with Power Applied ........................................................................................................ 0 Supply Voltage to Ground Potential (Inputs & V Supply Voltage to Ground Potential (Outputs & D/O Only) ............................................................................... -0.5 to +5.5V DC Input Voltage ...
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Recommended Operation Conditions Table 4. Recommended Operation Conditions ...
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... Table 6. DC Electrical Characteristics of PT8A974P/974LP ...
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... Notes: 1. These specifications apply for V = 3.5V and T CC 2.The frequency of standard samples is tested on standard testing-board. Table 8. AC Electrical Characteristics of PT8A974P/974LP ...
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Figure 5. Typical Application Circuit of PT8A9701P PT0090(09/02) 8-Function Remote Controller ...
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ANTENNA C5 C1 47P 3.3k C380 4.7uH 47P R12 180K 820 472 103 4.7uF 2.2k C7 104 C9 R10 470P 2. 2.2K 104 R11 2.2M ...
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