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ADAU1977WBCPZ-R7 Datasheet(PDF) 39 Page - Analog Devices

Part # ADAU1977WBCPZ-R7
Description  Quad ADC with Diagnostics
PDF  68 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADAU1977WBCPZ-R7 Datasheet(HTML) 39 Page - Analog Devices

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Data Sheet
ADAU1977
Rev. C | Page 39 of 68
Bits
Bit Name
Settings
Description
Reset
Access
101
Reserved
110
Reserved
111
Reserved
DC-TO-DC BOOST CONVERTER CONTROL REGISTER
Address: 0x02, Reset: 0x4A, Name: BST_CONTROL
Table 28. Bit Descriptions for BST_CONTROL
Bits
Bit Name
Settings
Description
Reset
Access
7
BST_GOOD
Boost Converter Output Status.
0x0
R
0
Boost Converter Output Not Stabilized
1
Boost Converter Output Good
[6:5]
FS_RATE
Sample Rate Control for Boost Switching Frequency.
0x2
RW
00
8 kHz/16 kHz/32 kHz/64 kHz/128 kHz fS
01
11.025 kHz/22.05 kHz/44.1 kHz/88.2 kHz/176.4 kHz fS
10
12 kHz/24 kHz/48 kHz/96 kHz/192 kHz fS
11
Reserved
4
BOOST_SW_FREQ
Boost Regulator Switching Frequency.
0x0
RW
0
1.5 MHz Switching Frequency
1
3 MHz Switching Frequency
3
OV_EN
Overvoltage Fault Protection Enable.
0x1
RW
0
Disable
1
Enable
2
BOOST_OV
Boost Converter Overvoltage Fault Status.
0x0
R
0
Normal Operation
1
Overvoltage Fault
1
OC_EN
Overcurrent Fault Protection Enable.
0x1
RW
0
Disable
1
Enable
0
BOOST_OC
Boost Converter Overcurrent Fault Status.
0x0
R
0
Normal Operation
1
Boost Overcurrent Protection Active



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