The ADAU1701JSTZ is a product from Analog Devices, specifically designed as a Digital Signal Processor ( DSP ). It is often used for audio processing and control in various applications, such as audio amplification, mixing, and filtering. Below, I will provide a detailed explanation of the pin functions, the packaging, and other required information, including frequently asked questions.
Packaging and Pin Details of ADAU1701JSTZ
The ADAU1701JSTZ comes in a LQFP (Low-Profile Quad Flat Package) with 48 pins. The device features a series of input/output pins that are used for various functionalities like analog signal input/output, digital data transmission, Power supply, and control signals. Below is a detailed table describing the pin functions of all 48 pins.
Pin Function List (48 Pins)
Pin No. Pin Name Function Description 1 VDDIO Digital Power Supply Pin. Provide +3.3V for the digital core. 2 VSSIO Digital Ground Pin. Connect to ground (0V) for the digital part. 3 VDD Analog Power Supply Pin. Provide +3.3V for the analog core. 4 VSS Analog Ground Pin. Connect to ground (0V) for the analog section. 5 AIN1 Analog Input 1 Pin. Used for analog audio signal input. 6 AIN2 Analog Input 2 Pin. Used for analog audio signal input. 7 AIN3 Analog Input 3 Pin. Used for analog audio signal input. 8 AIN4 Analog Input 4 Pin. Used for analog audio signal input. 9 AOUT1 Analog Output 1 Pin. Outputs processed analog audio signal. 10 AOUT2 Analog Output 2 Pin. Outputs processed analog audio signal. 11 AOUT3 Analog Output 3 Pin. Outputs processed analog audio signal. 12 AOUT4 Analog Output 4 Pin. Outputs processed analog audio signal. 13 SCL Serial Clock Pin. Used in I2C interface for communication. 14 SDA Serial Data Pin. Used in I2C interface for data transmission. 15 FSYNC Frame Sync Pin. Indicates the start of a new frame of data. 16 MCLK Master Clock Pin. Provides clock signal for DSP operations. 17 SDOUT Serial Data Output Pin. Sends digital data from the DSP to external devices. 18 SDIN Serial Data Input Pin. Receives digital data from external devices. 19 BCLK Bit Clock Pin. Provides the clock for serial data transfer. 20 RESET Reset Pin. Used to reset the DSP to its initial state. 21 VSSA Analog Ground Pin. Another ground pin dedicated to the analog section. 22 AGND Analog Ground Pin. Connects to system ground for analog sections. 23 VDDIOX Optional digital power input for certain functions. 24 VSSIOX Optional digital ground for specific functions. 25 TEST Test Pin. Used for internal testing and debugging. 26 B0 GPIO Pin. General-purpose input/output pin. 27 B1 GPIO Pin. General-purpose input/output pin. 28 B2 GPIO Pin. General-purpose input/output pin. 29 B3 GPIO Pin. General-purpose input/output pin. 30 B4 GPIO Pin. General-purpose input/output pin. 31 B5 GPIO Pin. General-purpose input/output pin. 32 B6 GPIO Pin. General-purpose input/output pin. 33 B7 GPIO Pin. General-purpose input/output pin. 34 C0 GPIO Pin. General-purpose input/output pin. 35 C1 GPIO Pin. General-purpose input/output pin. 36 C2 GPIO Pin. General-purpose input/output pin. 37 C3 GPIO Pin. General-purpose input/output pin. 38 C4 GPIO Pin. General-purpose input/output pin. 39 C5 GPIO Pin. General-purpose input/output pin. 40 C6 GPIO Pin. General-purpose input/output pin. 41 C7 GPIO Pin. General-purpose input/output pin. 42 PD0 Power-down Pin. Used to control power-down mode of the DSP. 43 PD1 Power-down Pin. Used to control power-down mode of the DSP. 44 VDD_ANALOG Analog Supply Pin. Provides power to the analog section. 45 VSS_ANALOG Analog Ground Pin. Provides ground for the analog section. 46 MISO Master In Slave Out Pin. Used in SPI interface for data reception. 47 MOSI Master Out Slave In Pin. Used in SPI interface for data transmission. 48 CS Chip Select Pin. Used to select the device during SPI communication.20 Frequently Asked Questions (FAQs)
What is the ADAU1701JSTZ? The ADAU1701JSTZ is a low-power, high-performance digital signal processor (DSP) used for audio processing applications. What type of package does the ADAU1701JSTZ come in? The ADAU1701JSTZ is available in a 48-pin LQFP (Low-Profile Quad Flat Package). How many analog input pins are available on the ADAU1701JSTZ? The ADAU1701JSTZ has 4 analog input pins: AIN1, AIN2, AIN3, and AIN4. How many analog output pins are there? There are 4 analog output pins: AOUT1, AOUT2, AOUT3, and AOUT4. What is the purpose of the SCL and SDA pins? The SCL and SDA pins are used for I2C communication, where SCL is the clock and SDA is the data line. What does the FSYNC pin do? FSYNC indicates the start of a new frame of data in serial data transmission. What is the function of the RESET pin? The RESET pin is used to reset the DSP to its initial configuration. What are the GPIO pins used for? The GPIO pins (B0 to B7, C0 to C7) can be used for general-purpose input or output operations. How is the device powered? The ADAU1701JSTZ is powered by VDD (analog) and VDDIO (digital) pins for different sections of the device.What is the Master Clock (MCLK) pin used for?
MCLK is the clock signal that drives the operation of the DSP core.Can the ADAU1701JSTZ be used in SPI mode?
Yes, it supports SPI communication with MISO, MOSI, and CS pins.What is the PD0/PD1 pin used for?
The PD0 and PD1 pins are used to control the power-down modes of the device.Is the ADAU1701JSTZ suitable for high-fidelity audio applications?
Yes, it is specifically designed for high-performance audio applications with low power consumption.What is the function of the BCLK pin?
The BCLK pin provides the bit clock for serial data transfer in digital audio communication.Can I use external memory with the ADAU1701JSTZ?
Yes, you can connect external memory for additional storage if required.How do I configure the ADAU1701JSTZ for different audio input/output setups?
Configuration is done through programming via I2C or SPI communication, setting parameters for audio routing.What voltage levels does the ADAU1701JSTZ operate at?
It operates at a supply voltage of 3.3V for both analog and digital sections.What is the function of the TEST pin?
The TEST pin is used for internal testing and debugging purposes.Can I connect external analog devices to the ADAU1701JSTZ?
Yes, the ADAU1701JSTZ can interface with external analog devices via its analog input and output pins.What is the maximum clock frequency supported by the ADAU1701JSTZ?
The maximum clock frequency is typically determined by the MCLK and BCLK, and you can find the specifics in the datasheet for exact limits.This should give you a thorough understanding of the ADAU1701JSTZ, its pin functions, and its applications. If you have any further questions, feel free to ask!