WM1811A datasheet(33/328 Pages) WOLFSON

Part #	WM1811A

Description	Multi-Channel Audio Hub CODEC for Smartphones

PDF	328 Pages

Scroll/Zoom	100%

Manufacturer	WOLFSON [Wolfson Microelectronics plc]

Direct Link	http://www.wolfsonmicro.com

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33 / 328 page

Production Data

WM1811A

PD, November 2013, Rev 4.1

DIGITAL AUDIO INTERFACE - MASTER MODE

Figure 3 Audio Interface Timing - Master Mode

Note that BCLK and LRCLK outputs can be inverted if required; Figure 3 shows the default, non-

inverted polarity of these signals.

Test Conditions

The following timing information is valid across the full range of recommended operating conditions.

PARAMETER

SYMBOL

MIN

TYP

MAX

UNIT

Audio Interface Timing - Master Mode

BCLK cycle time

tBCY

160

LRCLK propagation delay from BCLK falling edge

tDL

ADCDAT propagation delay from BCLK falling edge

tDDA

DACDAT setup time to BCLK rising edge

tDST

DACDAT hold time from BCLK rising edge

tDHT

Audio Interface Timing - Ultrasonic (4FS) Master Mode

BCLK cycle time

tBCY

ADCDAT propagation delay from BCLK falling edge

tDDA

Note that the descriptions above assume non-inverted polarity of BCLK and LRCLK.

WM1811A Datasheet(PDF) 33 Page - Wolfson Microelectronics plc