Datasheet

TLV320DAC32
SLAS506B – NOVEMBER 2006 – REVISED DECEMBER 2008 ........................................................................................................................................ www.ti.com
Page 0 / Register 37: DAC Power and Output Driver Control Register
BIT READ/ RESET DESCRIPTION
WRITE VALUE
D7 R/W 0 Left DAC Power Control
0: Left DAC not powered up
1: Left DAC is powered up
D6 R/W 0 Right DAC Power Control
0: Right DAC not powered up
1: Right DAC is powered up
D5 – D4 R/W 00 HPLCOM Output Driver Configuration Control
00: HPLCOM configured as differential of HPLOUT
01: HPLCOM configured as constant VCM output
10: HPLCOM configured as independent single-ended output
11: Reserved. Do not write this sequence to these register bits.
D3 – D0 R 000 Reserved. Write only zeros to these register bits.
Page 0 / Register 38: High Power Output Driver Control Register
BIT READ/ RESET DESCRIPTION
WRITE VALUE
D7-D6 R 00 Reserved. Write only zeros to these register bits.
D5-D3 R/W 000 HPRCOM Output Driver Configuration Control
000: HPRCOM configured as differential of HPROUT
001: HPRCOM configured as constant VCM output
010: HPRCOM configured as independent single-ended output
011: HPRCOM configured as differential of HPLCOM
100: HPRCOM configured as external feedback with HPLCOM as constant VCM output
101 – 111: Reserved. Do not write these sequences to these register bits.
D2 R/W 0 Short Circuit Protection Control
0: Short circuit protection on all high power output drivers is disabled
1: Short circuit protection on all high power output drivers is enabled
D1 R/W 0 Short Circuit Protection Mode Control
0: If short circuit protection enabled, it will limit the maximum current to the load
1: If short circuit protection enabled, it will power down the output driver automatically when a
short is detected
D0 R 0 Reserved. Write only zero to this register bit.
Page 0 / Register 39: Reserved Register
BIT READ/ RESET DESCRIPTION
WRITE VALUE
D7 – D0 R 00000000 Reserved. Do not write to this register.
Page 0 / Register 40: High Power Output Stage Control Register
BIT READ/ RESET DESCRIPTION
WRITE VALUE
D7 – D6 R/W 00 Output Common-Mode Voltage Control
00: Output common-mode voltage = 1.35V
01: Output common-mode voltage = 1.5V
10: Output common-mode voltage = 1.65V
11: Output common-mode voltage = 1.8V
D5 – D4 R/W 00 LINEL Bypass Path Control
00: LINEL bypass is disabled
01: LINEL bypass uses LINEL
10: Reserved. Do not write this sequence to these register bits.
11: Reserved. Do not write this sequence to these register bits.
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