描述 Description

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.

特性 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- Driver
? 8- 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 \\x9640°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