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TC909OBN9 digital hang-shaped filter-type Y/C separation cir

2017-02-22 04:32  
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TC909OBN9 digital hang-shaped filter-type Y/C separation circuit
TC909OBN9 digital hang-shaped filter-type Y/C separation circuit
The TC909OBN9 is designed as one kind of digital hang-shaped filter-type Y/C separation circuit which is produced by the TOSHIBA company, and this device can be used in new large-screen color TV sets. 1.Features The TC909OBN9 is composed of the video A/D converter, the D/A converter, the I2C bus interface circuit, the PLL VCO circuit and the Y/C separation circuit. 2.Pin functions and data The TC9090BN is in 28-pin dual in-line package, the pin functions and data is as shown in table 1. Tip: If the digital Y/C circuit failure, please check the RC components outside the TC909OBN(20)-pin. Table 1. The pin functions and data of the TC9090BN