CS5374_0910 Datasheet, PDF (37/44 Pages) Cirrus Logic – Dual High-performance Amplifier & ΔΣ Modulator

9.3 AMP2CFG: 0x02
CS5374
DS862F1
Figure 22. Amplifier 2 Configuration Register AMP2CFG
(MSB)7
PWDN2
R/W
0
6
5
4
HP2
MUX2_1 MUX2_0
R/W
R/W
R/W
0
0
0
3
2
1
(LSB)0
---
GAIN2_2 GAIN2_1 GAIN2_0
R/W
R/W
R/W
R/W
0
0
0
0
Reset Condition : 0000_0000 (0x00) : Default value
Normal Operation : 00MM_0GGG : MUX and GAIN select
Power Down Operation : 1000_0000 (0x80) : PWDN enabled
CS5374
Address: 0x02
--
Not defined
(read as 0)
R
Readable
W
Writable
R/W Readable
and Writable
Bits in bottom rows
are reset condition
Bit definitions:
7 PWDN2 Amplifier 2 Power Down
1: enable
0: disable
6 HP2
Amplifier 2 High Precision
1: enable
0: disable
5:4 MUX2[1:0] Input Multiplexer
11: INA2 + INB2
10: INA2 only
01: INB2 only
00: 800 ohm termination
3 ---
Reserved
2:0 GAIN2[2:0] Amplifier 2 Gain
111: reserved
110: 64x
101: 32x
100: 16x
011: 8x
010: 4x
001: 2x
000: 1x
DS862F1
37