146
PCM5100 (DIGITAL : IC855(AVR-1713E3 only))
PCM5100, PCM5101, PCM5102
SLAS764 – MAY 2011
www.ti.com
DEVICE INFORMATION
TERMINAL FUNCTIONS, PCM510x
PCM510X (top view)
Table 2. TERMINAL FUNCTIONS, PCM510x
TERMINAL
I/O DESCRIPTION
NAME NO.
CPVDD 1 - Charge pump power supply, 3.3V
CAPP 2 O Charge pump flying capacitor terminal for positive rail
CPGND 3 - Charge pump ground
CAPM 4 O Charge pump flying capacitor terminal for negative rail
VNEG 5 O Negative charge pump rail terminal for decoupling, -3.3V
OUTL 6 O Analog output from DAC left channel
OUTR 7 O Analog output from DAC right channel
AVDD 8 - Analog power supply, 3.3V
AGND 9 - Analog ground
DEMP 10 I De-emphasis control for 44.1kHz sampling rate
(1)
: Off (Low) / On (High)
FLT 11 I Filter select : Normal latency (Low) / Low latency (High)
SCK 12 I System clock input
BCK 13 I Audio data bit clock input
DIN 14 I Audio data input
LRCK 15 I Audio data word clock input
FMT 16 I Audio format selection : I
2
S (Low) / Left justified (High)
XSMT 17 I Soft mute control : Soft mute (Low) / soft un-mute (High)
LDOO 18 - Internal logic supply rail terminal for decoupling
DGND 19 - Digital ground
DVDD 20 - Digital power supply, 3.3V
(1) Failsafe LVCMOS Schmitt trigger input
6 Copyright © 2011, Texas Instruments Incorporated
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