BU3616K

Multimedia ICs 3-channel, 8-bit D / A converter BU3616K The BU3616K, a CMOS IC, is a high-speed, low-power-consumption 3-channel 8-bit D / A converter. Its internal reference voltage source eliminates the need for an external reference voltage source. Applications Video CDs, CD-V, CD karaoke Features 1) 8-bit resolution. 2) Current output. 3) Low power consumption (typically 75mW). 4) High-speed operation. 5) Internal reference voltage circuit. 6) TTL input. Absolute maximum ratings (Ta = 25°C) Parameter Power supply voltage Analog power supply voltage Input voltage Output voltage Storage temperature Power dissipation∗1 Symbol DVDD AVDD VIN VOUT Tstg PD Limits – 0.5 ~ + 7.0 DVDD – 0.3 ~ DVDD + 0.3 – 0.5 ~ DVDD + 0.5 – 0.5 ~ DVDD + 0.5 – 55 ~ + 125 500 Unit V V V V °C mW ∗1 Reduced by 5.0mW for each increase in Ta of 1°C over 25°C. Recommended operating conditions Parameter Power supply voltage Analog power supply voltage Transfer clock width Transfer clock width, low level RGB setup time RGB hold time Input voltage, low level Input voltage, high level Operating temperature Symbol DVDD AVDD TCK TCKL TS TH VIL VIH TOPR Min. 4.5 4.5 58.8 15 5 10 — 2.2 – 10 Typ. 5.0 5.0 — — — — — — — Max. 5.5 5.5 — — — — 0.8 — 70 Unit V V ns ns ns ns V V °C Conditions 1 Multimedia ICs BU3616K Block diagram DGND1 AGND1 DVDD1 11 10 9 8 7 6 5 4 3 2 Iref 1 R1 R2 R3 R4 R5 R6 R7 R0 G7 G6 G5 G4 G3 G2 G1 G0 B7 B6 12 13 14 LATCH 15 16 17 18 19 20 21 22 DECODER 44 43 42 41 CURRENT CELL 40...