SBASB80 October 2024 TAA3040
ADVANCE INFORMATION
PIN | TYPE | DESCRIPTION | |
---|---|---|---|
NO. | NAME | ||
1 | AVDD | Analog supply | Analog power (1.8V or 3.3V, nominal) |
2 | AREG | Analog supply | Analog on-chip regulator output voltage for analog supply (1.8V, nominal) or external analog power (1.8V, nominal) |
3 | VREF | Analog | Analog reference voltage filter output |
4 | AVSS | Analog supply | Analog ground. Short this pin directly to the board ground plane. |
5 | MICBIAS | Analog | MICBIAS output |
6 | IN1P_GPI1 | Analog input/digital input | Analog input 1P pin or general-purpose digital input 1 (multipurpose functions such as digital microphone data, PLL input clock source, and so forth) |
7 | IN1M_GPO1 | Analog input/digital output | Analog input 1M pin or general-purpose digital output 1 (multipurpose functions such as digital microphone clock, interrupt, and so forth) |
8 | IN2P_GPI2 | Analog input/digital input | Analog input 2P pin or general-purpose digital input 2 (multipurpose functions such as digital microphones data, PLL input clock source, and so forth) |
9 | IN2M_GPO2 | Analog input/digital output | Analog input 2M pin or general-purpose digital output 2 (multipurpose functions such as digital microphone clock, interrupt, and so forth) |
10 | IN3P_GPI3 | Analog input/digital input | Analog input 3P pin or general-purpose digital input 3 (multipurpose functions such as digital microphones data, PLL input clock source, and so forth) |
11 | IN3M_GPO3 | Analog input/digital output | Analog input 3M pin or general-purpose digital output 3 (multipurpose functions such as digital microphone clock, interrupt, and so forth) |
12 | IN4P_GPI4 | Analog input/digital input | Analog input 4P pin or general-purpose digital input 4 (multipurpose functions such as digital microphones data, PLL input clock source, and so forth) |
13 | IN4M_GPO4 | Analog input/digital output | Analog input 4M pin or general-purpose digital output 4 (multipurpose functions such as digital microphone clock, interrupt, and so forth) |
14 | SHDNZ | Digital input | Device hardware shutdown and reset (active low) |
15 | ADDR1_MISO | Digital I/O | For I2C operation: I2C slave address A1 pin For SPI operation: SPI slave output pin |
16 | ADDR0_SCLK | Digital input | For I2C operation: I2C slave address A0 pin For SPI operation : SPI serial bit clock |
17 | SCL_MOSI | Digital input | For I2C operation: clock pin for I2C control bus For SPI operation: SPI slave input pin |
18 | SDA_SSZ | Digital I/O | For I2C operation: data pin for I2C control bus For SPI operation: SPI slave-select pin |
19 | IOVDD | Digital supply | Digital I/O power supply (1.8 V or 3.3 V, nominal) |
20 | GPIO1 | Digital I/O | General-purpose digital input/output 1 (multipurpose functions such as digital microphones clock or data, PLL input clock source, interrupt, and so forth) |
21 | SDOUT | Digital output | Audio serial data interface bus output |
22 | BCLK | Digital I/O | Audio serial data interface bus bit clock |
23 | FSYNC | Digital I/O | Audio serial data interface bus frame synchronization signal |
24 | DREG | Digital supply | Digital regulator output voltage for digital core supply (1.5V, nominal) |
Thermal Pad | Thermal Pad (VSS) | Ground supply | Thermal pad shorted to internal device ground. Short the thermal pad directly to the board ground plane. |