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PCM1702U-K
49% FPO ® PCM1702P PCM1702U BiCMOS Advanced Sign Magnitude 20-Bit DIGITAL-TO-ANALOG CONVERTER FEATURES DESCRIPTION q ULTRA LOW –96dB max THD+N (No External Adjustment Required) The PCM1702 is a precision 20-bit digital-to-analog converter with ultra-low distortion (–96dB typ with a full scale output). Incorporated into the PCM1702 is an advanced sign magnitude architecture that eliminates unwanted glitches and other nonlinearities around bipolar zero. The PCM1702 also features a very low noise (120dB typ SNR: A-weighted method) and fast settling current output (200ns typ, 1.2mA step) which is capable of 16X oversampling rates. q q q q q NEAR-IDEAL LOW LEVEL OPERATION GLITCH-FREE OUTPUT 120dB SNR TYP (A-Weight Method) INDUSTRY STD SERIAL INPUT FORMAT FAST (200ns) CURRENT OUTPUT (±1.2mA) Applications include very low distortion frequency synthesis and high-end consumer and professional digital audio applications. q CAPABLE OF 16X OVERSAMPLING q COMPLETE WITH REFERENCE q LOW POWER (150mW typ) Clock Data LE DCOM ACOM +VCC –VCC Input Shift Register and Control Logic Balanced Current Segment DAC A Balanced Current Segment DAC B IOUT Reference and Servo Bipolar Offset RF DC SERV DC BPO DC International Airport Industrial Park • Mailing Address: PO Box 11400 Tel: (520) 746-1111 • Twx: 910-952-1111 • Cable: BBRCORP • • Tucson, AZ 85734 • Street Address: 6730 S. Tucson Blvd. • Tucson, AZ 85706 Telex: 066-6491 • FAX: (520) 889-1510 • Immediate Product Info: (800) 548-6132 © 1993 Burr-Brown Corporation PDS-1175B 1 SBAS026 Printed in U.S.A. June, 1995 PCM1702 ®
TI
Texas Instruments Incorporated
U.S.A
世界25ヶ国以上に製造・販売拠点を有する国際的な半導体企業であり、デジタル情報家電、ワイヤレス、ブロードバンド市場に欠かせないデジタル信号処理を行うDSPと、それに関連するアナログIC、マイクロコントローラを主力製品としている。
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