
LC749870LG
No.A1765-10/44
Register Specifications
BANK0 (AFE, ADC) register specifications
Sub-
address
Bit
Name
Bit-
Size
Function Name
Functions
Initial
value
7
I2C_BGRPWDB
1
Band gap reference power down control
0: Power down
1: Normal operation
0H
6
I2C_SVOPWDB
1
AFE SVO AMP power down control
0: SVO AMP circuit OFF
1: SVO AMP circuit ON
0H
5
I2C_
SELFCLPPWDB
1
AFE self clamp circuit power down control
0: Self clamp OFF
1: Self clamp ON
0H
4
I2C_AFEPWDB
1
AFE power down control
0: AFE power down
1: AFE normal operation
0H
3
1
2
×AMP circuit and 2×AMP bias circuit power down control
0: Power down
1: Normal operation
0H
2
1
Reference voltage generation circuit 1 power down control
0: Power down
1: Normal operation
0H
1
Reference voltage generation circuit 2 power down control
0: Power down
1: Normal operation
0H
00H
0
I2C_ADCPWDB
1
Power down control
Clock generation circuit power down control
0: Power down
1: Normal operation
0H
7
I2C_LPFPWDB
1
Power down control
LPF buffer circuit power down control
0: Power down
1: Normal operation
0H
6:5
I2C_AINSEL
2
Input switch control
AFE 4-input selector control signal (when in normal operation)
00: AIN0
01: AIN1
10: AIN2
11: AIN3
0H
4
I2C_CLPLPFON
1
LPF enable control
LPF enable control of AFE self clamp circuit
0: LPF OFF
1: LPF ON
0H
3:2
-
2
For test
Normally set to 0H
0H
01H
1:0
-
2
For test
Normally set to 0H
0H
7
I2C_SCARTON
1
AGC mode control
AFE D-range control voltage external input select control
0: AGC mode
1: Non-AGC mode
0H
6
-
1
For test
Normally set to 0H
0H
02H
5:0
-
6
For test
Normally set to 00H
00H
7
-
1
For test
Normally set to 0H
0H
3:1
-
3
For test
Normally set to 0H
0H
03H
0
-
1
For test
Normally set to 0H
0H
5:4
-
2
For test
Normally set to 0H
0H
3
-
1
For test
Normally set to 1H
0H
04H
2:0
-
3
For test
Normally set to 4H
0H
7
1
For test
Normally set to 0H
0H
6
1
For test
Normally set to 0H
0H
5
1
For test
Normally set to 0H
0H
4
1
Reserved
0H
3
1
Reserved
0H
2
1
Reserved
0H
1
Reserved
0H
05H
0
-
1
For test
Normally set to 0H
0H
Continued on next page.