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TLC320AD545PTRG4 Datasheet(PDF) 7 Page - Texas Instruments |
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TLC320AD545PTRG4 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 37 page 1–1 1 Introduction The TLC320AD545 single channel data/fax codec is a mixed signal broadband connectivity device. The TLC320AD545 is comprised of a single channel codec and analog hybrid circuitry with a serial port for communication with the host processor. The device also contains programmable gain control and one AT41 speaker driver. The device operates with either a 5-V analog, a 5-V digital, and a 5-V monitor power supply or a 3.3-V analog, a 3.3-V digital, and a 3.3-V monitor power supply or 5-V analog, 3.3-V digital, and a 5-V monitor power supply. The device will be packaged in a single 48-pin PT (TQFP) package. 1.1 Features • Analog, Digital, and Monitor Amp Power Supplies: 5 V or 3.3 V • Differential and Single-Ended Driving of Analog Output • Software Power-Down Mode • Sample Rate Up to 11.025 kHz • 16-Bit Signal Processing in the Codec With 2s-Complement Data Format • Typical 80-db Dynamic Range • Total Signal-to-Noise + Distortion of 80 dB for the ADCs • Total Signal-to-Noise + Distortion of 78 dB for the DACs • Programmable Gain Amplifier • 600- Ω Driver • 8- Ω AT41 Differential Speaker Driver With Programmable Gain Amplifier • Flash Write Enable Circuit Provide Power for Writing the Flash Memory Device • Available in 48-Pin PT (TQFP) Package Operating From –40 _C to 85_C • Transformer Reference ( 2.5 mA Source and Sink at 2.5 V for 5 V-Supply and 1.5 V for 3.3-V Supply) to allow Single-Ended Driving |
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