PGA4311K Burr-Brown Corporation, PGA4311K Datasheet
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PGA4311K
Related parts for PGA4311K
PGA4311K Summary of contents
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Channel Audio Volume Control FEATURES D DIGITALLY-CONTROLLED ANALOG VOLUME CONTROL: Four Independent Audio Channels Serial Control Interface Zero Crossing Detection Mute Function D WIDE GAIN AND ATTENUATION RANGE: +31.5dB to –95.5dB with 0.5dB Steps D LOW NOISE AND DISTORTION: ...
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PGA4311 SBOS230A – MARCH 2002 – REVISED JUNE 2002 ABSOLUTE MAXIMUM RATINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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ELECTRICAL CHARACTERISTICS + +5V – = –5V +5V 100k , 20pF, BW measure = 10Hz to 20kHz, unless ...
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PGA4311 SBOS230A – MARCH 2002 – REVISED JUNE 2002 PIN CONFIGURATION Top View 4 PIN ASSIGNMENTS PIN NAME FUNCTION SO 1 MUTE Mute Control Input (Active LOW) 2 AGND_1 Analog Ground, Channel Analog Input, Channel ...
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TYPICAL CHARACTERISTICS + +5V – = –5V +5V 100k , 20pF, BW measure = 10Hz to 20kHz, unless ...
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PGA4311 SBOS230A – MARCH 2002 – REVISED JUNE 2002 TYPICAL CHARACTERISTICS (Cont + +5V – = –5V +5V 100k , C L ...
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Figure 1. PGA4311 Block Diagram. If during normal operation the power supply voltage drops below 3.2V, the circuit enters a hardware MUTE state. A power-up sequence will be initiated if the power-supply voltage returns to greater than 3.2V. ANALOG ...
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PGA4311 SBOS230A – MARCH 2002 – REVISED JUNE 2002 SERIAL CONTROL PORT The serial control port is utilized to program the gain set- tings for the PGA4311. The serial control port includes three input pins and one output pin. The ...
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Figure 3. Serial Interface Timing Requirements. GAIN SETTINGS The gain for each channel is set by its corresponding 8-bit code, [7:0] (see Figure 2). The gain code data is straight binary format let N equal the decimal ...
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PGA4311 SBOS230A – MARCH 2002 – REVISED JUNE 2002 DAISY-CHAINING MULTIPLE PGA4311 DEVICES In order to reduce the number of control signals re- quired to support multiple PGA4311 devices on a printed circuit board, the serial control port supports daisy-chaining ...
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MUTE FUNCTION Muting can be achieved by either hardware or software control. Hardware muting is accomplished via the MUTE input, and software muting by loading all zeroes into the volume control register. MUTE disconnects the internal buffer amplifiers from ...
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PGA4311 SBOS230A – MARCH 2002 – REVISED JUNE 2002 Figure 6. Typical PCB Layout Floor Plan. 12 www.ti.com ...
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PACKAGE DRAWING PGA4311 SBOS230A – MARCH 2002 – REVISED JUNE 2002 13 ...
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PACKAGING INFORMATION ORDERABLE DEVICE STATUS(1) PGA4311U ACTIVE PGA4311U/1K ACTIVE PGA4311U2 PREVIEW PGA4311UA ACTIVE PGA4311UA/1K ACTIVE PGA4311UA1 PREVIEW (1) The marketing status values are defined as follows: ACTIVE: Product device recommended for new designs. LIFEBUY: TI has announced that the ...
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Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the ...