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TDA8784 数据表(PDF) 5 Page - NXP Semiconductors |
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TDA8784 数据表(HTML) 5 Page - NXP Semiconductors |
5 / 28 page 1999 Sep 21 5 Philips Semiconductors Product specification 18 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8784 PINNING SYMBOL PIN DESCRIPTION CLPOB 1 clamp pulse input at optical black AGND4 2 analog ground 4 OFDOUT 3 analog output of the additional 8-bit control DAC (controlled via the serial interface) AMPOUT 4 CDS amplifier output (fixed gain = 6 dB) AGND1 5 analog ground 1 VCCA1 6 analog supply voltage 1 AGCOUT 7 AGC amplifier signal output CPCDS 8 clamp storage capacitor pin AGND5 9 analog ground 5 ADCIN 10 ADC analog signal input from AGCOUT via a short circuit CLPADC 11 clamp control input for ADC analog input signal clamp (used with a capacitor from Vref to ground) Vref 12 ADC input clamp reference voltage (normally connected to pin VRB or DACOUT, or shorted to ground via a capacitor) DACOUT 13 DAC output for ADC clamp level AGND2 14 analog ground 2 VCCA2 15 analog supply voltage 2 VRB 16 ADC reference voltage (BOTTOM) code 0 VRT 17 ADC reference voltage (TOP) code 1023 DEC1 18 decoupling 1 (decoupled to ground via a capacitor) AGND6 19 analog ground 6 SDATA 20 serial data input for the 4 control DACs (9-bit DAC for AGC gain, 8-bit DAC for frequency cut-off; additional 8-bit DAC for OFD output voltage; 10-bit DAC for ADC clamp level and the standby mode per block and edge pulse control); see Table 1 SCLK 21 serial clock input for the control DACs and their serial interface; see Table 1 SEN 22 enable input for the serial interface shift register (active when SEN = logic 0); see Table 1 STDBY 23 standby control pin (active HIGH); all the output bits are logic 0 when standby is enabled VCCD1 24 digital supply voltage 1 DGND1 25 digital ground 1 D0 26 ADC digital output 0 (LSB) D1 27 ADC digital output 1 D2 28 ADC digital output 2 D3 29 ADC digital output 3 D4 30 ADC digital output 4 D5 31 ADC digital output 5 D6 32 ADC digital output 6 D7 33 ADC digital output 7 D8 34 ADC digital output 8 D9 35 ADC digital output 9 (MSB) OGND 36 digital output ground VCCO 37 digital output supply voltage |
类似零件编号 - TDA8784 |
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类似说明 - TDA8784 |
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