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AK8818VG Datasheet(PDF) 7 Page - Asahi Kasei Microsystems |
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AK8818VG Datasheet(HTML) 7 Page - Asahi Kasei Microsystems |
7 / 50 page ASAHI KASEI [AK8817/18] Rev.001E 7 2009 / 12 AK8817VQ/AK8818VQ Pin# Pin Name I/O Functional Outline 1 N.C. - For normal operation, left open. 2 N.C. - For normal operation, left open. 3 AVDD P Analog power supply pin. 4 IREF O IREF output pin. Connect this pin to Analog ground via a 12k ohm resistor ( better than +/- 1% accuracy ). 5 VREF O On-chip VREF output pin. AVSS level is output on this pin at PDN = L. Connect this pin to Analog Ground via a 0.1 uF or larger capacitor. 6 UD4 O Test output pin. For normal operation, left open. 7 UD3 O Test output pin. For normal operation, left open. 8 UD2 O Test output pin. For normal operation, left open. 9 UD1 O Test output pin. For normal operation, left open. 10 UD0 O Test output pin. For normal operation, left open. 11 N.C. - For normal operation, left open. 12 N.C. - For normal operation, left open. 13 N.C. - For normal operation, left open. 14 CLKINV I Internal clock is inverted (internal operation timing edge is inverted.) Connect to either DVDD or DGND. 15 CLKIN I Clock input pin. Input a clock which is synchronized with data. When to input 601 data : 27 MHz. When to input square pixel data : 24.5454 MHz ( NTSC )/ 29.50 MHz ( PAL ) 16 DVSS G Digital ground pin (digital core ground). 17 DVDD P Digital power supply pin (digital core power supply). 18 D7 I Data Video Signal input pin (MSB). Hi-Z input is acceptable to this pin at PDN = L. 19 D6 I Data Video Signal input pin. Hi-Z input is acceptable to this pin at PDN = L. 20 D5 I Data Video Signal input pin. Hi-Z input is acceptable to this pin at PDN = L. 21 D4 I Data Video Signal input pin. Hi-Z input is acceptable to this pin at PDN = L. 22 D3 I Data Video Signal input pin. Hi-Z input is acceptable to this pin at PDN = L. 23 D2 (17) N.C. (18) I AK8817: Video Data Signal input pin. Hi-Z input is acceptable to this pin at PDN = L. AK8818: N.C. F or normal operation, left open. 24 N.C. - For normal operation, left open. 25 N.C. - For normal operation, left open. 26 N.C. (17) D2 (18) I AK8817: N.C. F or normal operation, left open. AK8818: Video Data Signal input pin. Hi-Z input is acceptable to this pin at PDN = L. 27 TEST I For normal operation, connect to ground. 28 D1 I Data Video Signal input pin. Hi-Z input is acceptable to this pin at PDN = L. 29 D0 I Data Video Signal input pin (LSB). Hi-Z input is acceptable to this pin at PDN = L. 30 PVDD P Power supply pin for chip pad. |
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