Datasheet

PCM5141, PCM5142
www.ti.com SLAS759A –AUGUST 2012–REVISED SEPTEMBER 2012
Table 5. PCM514x Hardwired mode Terminal Functions (continued)
Terminal
I/O Description
Name Pin
MODE1 17 I Mode-control selection pins
(2)
• MODE1=Low, MODE2=Low : Hardwired mode
• MODE1=Low, MODE2=High : I
2
C mode
MODE2 18 I
• MODE1=High : SPI mode, MODE2 pin changes MS pin (chip select
for SPI)
FLT 19 I Filter select : Normal latency (Low) / Low latency (High)
SCK 20 I System clock input
(2)
BCK 21 I/O Audio data bit clock input
(2)
DIN 22 I Audio data input
(2)
LRCK 23 I/O Audio data word clock input
(2)
FMT 24 I Audio format selection : I
2
S (Low) / Left justified (High)
XSMT 25 I Soft mute control : Soft mute (Low) / soft un-mute (High)
(2)
LDOO 26 - Internal logic supply rail terminal for decoupling, 1.8V
DGND 27 - Digital ground
DVDD 28 - Digital power supply, 3.3V or 1.8V
(2) Failsafe LVCMOS Schmitt trigger input.
Copyright © 2012, Texas Instruments Incorporated Submit Documentation Feedback 7
Product Folder Links: PCM5141 PCM5142