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AM79Q021JC

run away韩国漫画免费 www.wtcpbd.cn 发布时间:2019/12/2 10:58:00 访问次数:46发布企业:深圳市维基鸿电子有限公司

AM79Q021JC全新原装现货库存,联系电话:13590238352黄小姐(微信同号)

CONNECTION DIAGRAM (TQFP PACKAGE) Top View Notes: 1. Pin 1 is marked for orientation. 2. RSVD = Reserved pin; should not be connected externally to any signal or supply. VCCD 1 2 3 4 5 6 7 8 9 33 32 31 30 29 28 27 26 25 42 41 40 39 38 37 36 44-Pin TQFP C32 C42 C52 CD11 CD21 C31 CS DIO FS TSCA DXA Am79Q021VC PCLK VOUT1 VIN2 VOUT2 VCCA AGND VIN1 VREF VOUT3 VIN3 C41 DCLK DGND 43CD22 44CD12 35C51 34MCLK/E1 12 13 14 15 16 17 18 19 20 CD13 21 22 CD23 C33 C43 C53 CD14 CD24 C34 C44 C54 DRA 24 RST 23 INT 10 VOUT4 11 VIN4 19256A-023

Am79Q02/021/031 Quad Subscriber Line Audio-Processing Circuit (QSLAC™) Devices DISTINCTIVE CHARACTERISTICS  Performs the functions of four codec/filters  Software programmable: — SLIC input impedance — Transhybrid balance — Transmit and receive gains — Equalization (frequency response) — Digital I/O pins — Programmable debouncing on one input — Time slot assigner — Programmable clock slot and PCM transmit clock edge options  Standard microprocessor interface  A-law, μ-law, or linear coding  Single or Dual PCM ports available — Up to 128 channels (PCLK at 8.192 MHz) per PCM port — Optional supervision on the PCM highway  1.536, 1.544, 2.048, 3.072, 3.088, 4.096, 6.144, 6.176, or 8.192 MHz master clock derived from MCLK or PCLK  Built-in test modes with loopback, tone generation, and μP access to PCM data  Low-power, 5.0 V CMOS technology  5.0 V only operation  Mixed state (analog and digital) impedance scaling  Performance characteristics guaranteed over a 12 dB gain range  Real Time Data register with interrupt (open drain or TTL output)  Supports multiplexed SLIC inputs  Broadcast state  256 kHz or 293 kHz chopper clock for Legerity SLICs with switching regulator  Maximum channel bandwidth for V.34 modems

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