AN8140K

A/D and D/A Converters AN8140K High-speed Low Power Consumption 10-bit D/A Converter s Overview The AN8140K is a 10-bit D/A converter for image processing which has realized low power comsumption by using the Bi-CMOS process. 21.7±0.3 Unit : mm s Features 10-bit resolution High speed : maximum conversion rate of 50MSPS Low power comsumption : 150mW TTL compatible input level Single 5V power supply Built-in reference power supply 1 2 3 4 5 6 7 8 9 10 11 12 6.2±0.3 24 23 22 21 20 19 18 17 16 15 14 13 1.778 3.05±0.25 4.7±0.25 1.1±0.25 s Application Field Image equipment such as hi-vision device OA equipment such as image scanner Measuring equipment such as digital oscilloscope 3 ∼15˚ 7.62±0.25 0.3± + 0.2 – 0.05 24-pin Shrunk DIL Plastic Package (SDIP024-P-0300) s Block Diagram COMP 9 CLK 14 D5 19 D4 20 D3 21 D2 22 D1 23 (LSB) D0 24 REFI IREF 7 10 – X – Decoder Current Source Latch Latch D6 D7 D8 D9 (MSB) 18 1/2 17 X– Decoder Latch 16 15 Reference Voltage Regulator 6 1/4 1/8 0.5±0.1 0.9±0.25 5 + OUT REFO 3 13 2 11 12 4 8 1 AGND DVCC DGND AVCC AVCC AGND VIB NC 1 AN8140K s Main Characteristics (VCC=5.0V, Ta=25˚C) Parameter Resolution Linearity error Differential linearity error Maximum conversion rate RREF = 470Ω RO = 75Ω VREFO –VREFI = 1.4V Condition A/D and D/A Converters Rating 10 ±1.0 ±1.0 50 Unit bit LSB LSB MSPS s Absolute Maximum Rating (Ta=25˚C) Paremeter Supply voltage Digital input voltage Analogue output curre...