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SLAS549D September 2008 – November 2014 TLV320AIC3254

PRODUCTION DATA.

封裝選項

機械數據 (封裝 | 引腳)

RHB|32
- MPQF130D

散熱焊盤機械數據 (封裝 | 引腳)

RHB|32
- QFND029X

訂購信息

7 Pin Configuration and Functions

This document describes signals that take on different names depending on how they are configured. In such cases, the different names are placed together and separated by slash (/) characters. For example, "SCL/SS". Active low signals are represented by overbars.

RHB Package

(Bottom View)

Pin Functions

PIN	NAME	TYPE⁽¹⁾	DESCRIPTION
1	MCLK	DI	Master Clock Input
2	BCLK	DIO	Audio serial data bus (primary) bit clock
3	WCLK	DIO	Audio serial data bus (primary) word clock
4	DIN / MFP1	DI	Primary function:
				Audio serial data bus data input
			Secondary function:
				Digital Microphone Input General Purpose Clock Input General Purpose Input
5	DOUT / MFP2	DO	Primary function:
				Audio serial data bus data output
			Secondary function:
				General Purpose Output Clock Output INT1 Output INT2 Output Audio serial data bus (secondary) bit clock output Audio serial data bus (secondary) word clock output
6	IOV_DD	Power	IO voltage supply 1.1V – 3.6V
7	IOV_SS	Ground	IO ground supply
8	SCLK / MFP3	DI	Primary function: (SPI_Select = 1)
				SPI serial clock
			Secondary function: (SPI_Select = 0)
				Headphone-detect input Digital microphone input Audio serial data bus (secondary) bit clock input Audio serial data bus (secondary) DAC or common word clock input Audio serial data bus (secondary) ADC word clock input Audio serial data bus (secondary) data input General Purpose Input
9	SCL/SS	DI	I²C interface serial clock (SPI_Select = 0) SPI interface mode chip-select signal (SPI_Select = 1)
10	SDA/MOSI	DI	I²C interface mode serial data input (SPI_Select = 0) SPI interface mode serial data input (SPI_Select = 1)
11	MISO / MFP4	DO	Primary function: (SPI_Select = 1)
				Serial data output
			Secondary function: (SPI_Select = 0)
				General purpose output CLKOUT output INT1 output INT2 output Audio serial data bus (primary) ADC word clock output Digital microphone clock output Audio serial data bus (secondary) data output Audio serial data bus (secondary) bit clock output Audio serial data bus (secondary) word clock output
12	SPI_ SELECT	DI	Control mode select pin ( 1 = SPI, 0 = I²C )
13	IN1_L	AI	Multifunction Analog Input, or Single-ended configuration: MIC 1 or Line 1 left or Differential configuration: MIC or Line right, negative
14	IN1_R	AI	Multifunction Analog Input, or Single-ended configuration: MIC 1 or Line 1 right or Differential configuration: MIC or Line right, positive
15	IN2_L	AI	Multifunction Analog Input, or Single-ended configuration: MIC 2 or Line 2 left or Differential configuration: MIC or Line left, positive
16	IN2_R	AI	Multifunction Analog Input, or Single-ended configuration: MIC 2 or Line 2 right or Differential configuration: MIC or Line left, negative
17	AV_SS	Ground	Analog ground supply
18	REF	AO	Reference voltage output for filtering
19	MICBIAS	AO	Microphone bias voltage output
20	IN3_L	AI	Multifunction Analog Input, or Single-ended configuration: MIC3 or Line 3 left, or Differential configuration: MIC or Line left, positive, or Differential configuration: MIC or Line right, negative
21	IN3_R	AI	Multifunction Analog Input, or Single-ended configuration: MIC3 or Line 3 right, or Differential configuration: MIC or Line left, negative, or Differential configuration: MIC or Line right, positive
22	LOL	AO	Left line output
23	LOR	AO	Right line output
24	AV_DD	Power	Analog voltage supply 1.5V–1.95V Input when A-LDO disabled, Filtering output when A-LDO enabled
25	HPL	AO	Left high power output driver
26	LDOIN / HPVDD	Power	LDO Input supply and Headphone Power supply 1.9V– 3.6V
27	HPR	AO	Right high power output driver
28	DV_SS	Ground	Digital Ground and Chip-substrate
29	DV_DD	Power	If LDO_SELECT Pin = 0 (D-LDO disabled)
				Digital voltage supply 1.26V – 1.95V
			If LDO_SELECT Pin = 1 (D-LDO enabled)
				Digital voltage supply filtering output
30	LDO_ SELECT	DI	D-LDO enable signal (1 = D-LDO enable, 0 = D-LDO disabled)
31	RESET	DI	Reset (active low)
32	GPIO / MFP5	DI	Primary function:
				General Purpose digital IO
			Secondary function:
				CLKOUT Output INT1 Output INT2 Output Audio serial data bus ADC word clock output Audio serial data bus (secondary) bit clock output Audio serial data bus (secondary) word clock output Digital microphone clock output
Thermal Pad	Thermal Pad	N/A	Connect to PCB ground plane. Not internally connected.

(1) DI (Digital Input), DO (Digital Output), DIO (Digital Input/Output), AI (Analog Input), AO (Analog Output), AIO (Analog Input/Output)