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SM5330AF Scheda tecnica(PDF) 3 Page - Nippon Precision Circuits Inc |
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SM5330AF Scheda tecnica(HTML) 3 Page - Nippon Precision Circuits Inc |
3 / 22 page SM5330A SEIKO NPC CORPORATION —3 PIN DESCRIPTION Number Name I/O*1 A/D*2 Description 1 IN3_1 I A System 3 channel 1 video signal input pin 2 IN3_2 I A System 3 channel 2 video signal input pin 3 IN3_3 I A System 3 channel 3 video signal input pin 4 GND GND A Analog ground pin 5 IN4_1 I A System 4 channel 1 video signal input pin 6 IN4_2 I A System 4 channel 2 video signal input pin 7 IN4_3 I A System 4 channel 3 video signal input pin 8 GND GND A Analog ground pin 9 DAC_0 O A DAC voltage output pin. Output voltage set using the I2C BUS. 10 TEST I D Test pin. Connect to ground for normal operation. 11 DAC_1 O A DAC voltage output pin. Output voltage set using the I2C BUS. 12 GND GND A Analog ground pin 13 YOUT O A Y signal output pin. The channel 3 video signal is output without filtering. 14 GND GND A Analog ground pin 15 OUT_3 O A Channel 3 video signal output pin. The output system is selected using the I2C BUS. 16 VCC P A Analog supply pin 17 GND GND A Analog ground pin 18 VCC P A Analog supply pin 19 OUT_2 O A Channel 2 video signal output pin. The output system is selected using the I2C BUS. 20 GND GND A Analog ground pin 21 OUT_1 O A Channel 1 video signal output pin. The output system is selected using the I2C BUS. 22 VCC P A Analog supply pin 23 VCCD P D Logic supply pin. Connect to the same potential as VCC. 24 I/O_0 I/O D Logic I/O pins. Outputs are open-drain. Connect pull-up to VCCD. The open-drain outputs are turned ON/OFF using I2C BUS settings. The input state can be read out via the I2C BUS. 25 I/O_1 I/O D 26 ADS I D Address select pin. 3-state input Select the I2C BUS slave address. (L: 48h, H: 49h, Z: 4Ah) 27 SCL I D I2C BUS clock signal pin. Connect pull-up to VDD. 28 SDA I/O D I2C BUS data signal pin. Connect pull-up to VDD. The output is open-drain. 29 VDD P D I2C BUS interface-stage supply pin. 3.0V to 5.5V 30 DGND GND D Logic ground pin 31 IREF O A Cutoff frequency control pin. Connect a 1.8k Ω ±1% resistor between this pin and GND. The current that flows in the resistor sets the internal filter reference current. 32 VREF O A Internal reference voltage pin 33 GND GND A Analog ground pin 34 IN1_1 I A System 1 channel 1 video signal input pin 35 IN1_2 I A System 1 channel 2 video signal input pin 36 IN1_3 I A System 1 channel 3 video signal input pin |
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