SPT7871

SPT7871 10-BIT, 100 MSPS TTL A/D CONVERTER FEATURES 10-Bit, 100 MSPS Analog-to-Digital Converter Monolithic Bipolar Single-Ended Bipolar Analog Input -1.0 V to +1.0 V Analog Input Range Internal Sample-and-Hold Internal Voltage Reference Programmable Data Output Formats Single Ended TTL Outputs Differential ECL Clock Input APPLICATIONS Professional Video HDTV Communications Imaging Digital Oscilloscopes GENERAL DESCRIPTION The SPT7871 is a 10-bit, 100 MSPS analog-to-digital converter, with a two stage subranging flash/folder architecture. The bipolar, single-ended analog input provides an easy interface for most applications. Programmable data output formats provide additional ease of implementation and flexibility. The device supports high speed TTL outputs. The resolution and performance of this device makes it well suited for professional video and HDTV applications. The onchip track-and-hold provides for excellent AC performance enabling this device to be a converter of choice for RF communications and digital sampling oscilloscopes. The SPT7871 is available in a 44L cerquad package in the industrial temperature range and in die form. BLOCK DIAGRAM VEE AVCC DVCC Analog Input VIN T/H D10 (Overrange) Σ T/H 8-Bit Folder ADC (LSB) D9 (MSB) D8 D7 Output Latches and Buffers (TTL) D6 D5 D4 D3 3-Bit Flash (MSB) 3-Bit DAC Error Correction Logic Internal +1.0 V Reference VT* Reference Ladder D2 D1 D0 VM* MINV (CMOS/TTL) Timing and Contr...