EM19110M

EM19110 EM19110 10-BIT 10-BIT 5 MSPS CONVERTER 5 MSPS A/D A/D CONVERTER GENERAL DESCRIPTION EM19110 is a 10-bit, 5 MHZ CMOS A/D converter for high speed and high resolution use. The 2-step parallel structures accompanying with an average technique that external generated reference voltage, the users can tune transfer curve to meet their application. FEATURES 5 MSPS maximum conversion speed High resolution up to 10 bit Built-in sampling and hold circuit Internal self-bias reference voltage 115 mW low power dissipation at 5MSPS +5V single power supply Available in 24 pin SOP Series EM19110M for 300 mil SOP APPLICATION Precision scanner, digital cellular phone and a wide range of fields where high speed and high resolution A/D conversion is required in the digital communication. PIN ASSIGNMENT EM19110 OE D0(LSB) D1 D2 D3 D4 D5 D6 D7 D8 D9(MSB) CLK 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 DVSS VRB VRBS AR1 AVSS VIN AVDD VR2 VR3 VRT VRTS DVDD * This specification are subject to be changed without notice. 5.26.1997 1 EM19110 10-BIT 5 MSPS A/D CONVERTER FUNCTIONAL BLOCK DIAGRAM /OE 1 2 Ladder resistors 24 DVSS D0 D1 D2 D3 23 22 Fine VRB VRBS 3 4 5 Error Fine encoder Comparators with S/ H (6bit) 21 20 VR1 AVSS VIN AVDD D4 D5 6 7 8 9 correction and Fine encoder data latches Fine Comparators with S/ H (6bit) 19 18 17 16 D6 VR2 VR3 D7 Coarse encoder D8 10 D9 11 CLK 12 Clock center Coarse Comparators with S/ H (...