IZ AMI AMERICAN MICROSYSTEMS, INC. DAC/ADC ADO08R04 +4.5V to +5.5V, 8-Bit 100 MSPS Hash ADC Features * The converter has been realized as a single 8-Bit Flash ADC. * The converter is operated by one single power supply. * Guaranteed monotonic by design. * Large voltage reference range. * Small layout area (2750 mil). * Speeds greater than 100 MSPS are possible with increased bias current. Functional Block Diagram VREF Input Out [7:0] Clk Notes: AVDD (power) AVSS (ground) IBIAS (bias current input) VREF (reference voltage input) VIN (analog input) CLK (clock input) D[7:0] (digital output) AMI 0.6 micron CMOS General Description The ADCO8R04 is a single, 8-bit, fully decoded, flash ADC. The part operates from a single +4.5 V to +5.5 V supply. The converter is capable of word rates of 100 MSPS. The maximum clock rate is 100 MHz. Applications * Measurement circuits * High-speed data conversion * High-speed LAN/WAN * Image processing Product Highlights * Single supply operation. This converter operates from a single +4.5 V to +5.5 V supply. * Small layout area. * No trimming required or additional support circuitry.ADCO8R04 ZAMI AMERICAN MICROSYSTEMS, INC. +4.5V to +5.5V, 8-Bit 100 MSPS Hash ADC DAC/ADC AMI 0.6 micron CMCS Electrical Characteristics PARAM ETER TEMP MIN TYP MAX UNITS RESOLUTION 8 Bits DC ACCURACY 1-05 Differential Linearity +25C n410 LSB Integral Linearity +25C we LSB No Missing Codes Full Guaranteed LSB ANALOG INPUT Input Bias Current 24.0 30.0 36.0 uA Input Resistance 100.0 meg Ohm Input Capacitance TBD pF Large Signal Bandwidth TBD Hz Input Slew Rate TBD V/ms REFERENCE INPUT Reference Ladder Resistance +25C 5.0 k Ohm Reference Input Bandwidth +25C TBD MHz DYNAMIC PERFORMANCE AC LINEARITY Effective Number of Bits (ENOB) 8 Bits Conversion Rate 100 MSPS Output Delay 10 ns Output Rise Time +25C TBD ns Output Fall Time +25C TBD ns Signal-to-Noise and Distortion Ratio (S/N+D) fin = X.X MHz TBD dB fin = X.X MHz TBD dB fin = X.X MHz TBD dB Total Harmonic Distortion (THD) fin = X.X MHz TBD dB fin = X.X MHz TBD dB fin = X.X MHz Spurious Free Dynamic Range TBD dB P y g TBD dB POWER SUPPLY Operating Voltage Vopp 45 5 5.5 Volts VReEF 2.0 5.0 Vv Operating Current 256 A16 mA lpp POWER CONSUMPTION 210 mW Operating ModeAMI AMERICAN MICROSYSTEMS, INC. DAC/ADC Absolute Maximum Ratings ADO08R04 +4.5V to +5.5V, 8-Bit 100 MSPS Hash ADC AMI 0.6 micron CMOS PARAMETERS Supply Voltage Vpp -0.3 to 6.0 Vv Analog Input Voltage 5.5 Vv Reference Input Voltage 5.5 Vv Digital Output Current TBD mA Storage Temperature Range -55 to 125 CADCO8R04 ZAMI ; AMERICAN MICROSYSTEMS, INC. +4.5V to +5.5V, 8-Bit 100 MSPS Hash ADC DAC/ADC AMI 0.6 micron CMCS Copyright1998, American Microsystems, Inc. Devices sold by AMI are covered by the warranty and patent indemnification provisions appearing in its Terms of Sale only. AMI makes no warranty, express, statutory implied or by description, regarding the information set forth herein or regarding the freedom of the described devices from patent infringement. AMI makes no warranty of merchantability or fitness for any purposes. AMI reserves the right to discontinue production and change specifications and prices at any time and without notice. AMI's products are intended for use in commercial applications. Applications requiring extended temperature range, unusual environmental requirements, or high reliability applications, such as military, medical life-support or life-sustaining equipment, are specifically not recommended without additional processing by AMI for such applications. American Microsystems, Inc., 2300 Buckskin Rd., Pocatello, ID 83201, (208) 233-4690, FAX (208) 234-6796 1-800-639-7264, www.amis.com ADC04R04 GAS8098P M8/98