SM5033AL SAMHOP [SamHop Microelectronics Corp.], SM5033AL Datasheet

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... Multi-Key control signal SM5033A/AL provides multi-key control signal. * Output signal of single pulse (SP), hold pulse (HP) and cyclic pulse (CP) (only SM5033AL provides 2 CP function) * Oscillator constructed by RC circuit * Custom code prevents interference from other appliance. * High noise immunity APPLICATION Remote control for TV, Hi-Fi, Toy and VCR ...

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... SM5033A VSS RXIN HP1 ~ HP5 CP1 ~ CP2 SP1 ~ SP5 CODE2 CODE3 OSC VCC FUNCTION DESCRIPTION (1) Oscillating Circuit A stable oscillator is constructed by parallely connecting R and C between the built-in oscillating circuit and VSS. R I/O SM5033AL I/O 16 ...

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S H Microelectronics Corp (2) IR/RF Receiving A Schmitt circuit for shaping receiving signal waveform is built-in to eliminate rounding. IR/RF RECEIVING MODULE (3) Receiving Signal checking The receiving signal is checked by means of storing the ...

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S H Microelectronics Corp (5) Output Signal (a) SP1~SP5 (Single pulse) Transmitter key pressed Received signal Latch strobe pulse Single shot output (b) HP1~HP5 (Hold Pulse) Transmitter key pressed Received signal Latch strobe pulse Hold pulse output ...

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S H Microelectronics Corp (6) Code Allocation Key no. of SM5022 ...

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S H Microelectronics Corp (7) Custom code setting (a) SM5022/SM5033A code setting Example : CODE (CODE C1=1, C2=1, C3=0) Code set SM5022 uses connecting diode to set ' 1 ', opens the circuit to set ' 0 ...

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S H Microelectronics Corp ABSOLUTE MAXIMUM RATING Parameter Supply Voltage I/O Voltage Power Dissipation Operating Temperature Storage Temperature (Unless specified, Vcc=5V, Ta= 25 ℃ Characteristic Parameter Supply Voltage Supply Current Oscillating Frequency Standard OSC Frequency ...

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S H Microelectronics Corp APPLICATION CIRCUIT Vcc Vcc Vss SM5033A/AL Vss Vcc RXIN OSC HP1 C2 HP2 C3 SM5033B HP3 SP1 HP4 SP2 HP5 SP3 CP2/SP5 SP4/CP1 Page 8 IR DEODER Vcc=5V 1000p 39K C1=1 C2=0 VER ...