Cirrus Logic CS42L73 - Manual (Page 126)

126 DS882F1
CS42L73
8. PERFORMANCE DATA
Note, unless otherwise noted, the data/plots in this section are for nominal supply voltages (VA = VCP = VL = 1.80
V, VP = 3.70 V), a 25 °C ambient temperature, and were taken using the connections shown in the
“Typical Con-
nection Diagram” on page 17 .
8.1 Analog Input Path Attributes
8.1.1 PGA Analog Volume Nonlinearity (DNL and INL)
-6 -4 -2 0 2 4 6 8 10 12
0.45
0.46
0.47
0.48
0.49
0.5
0.51
0.52
0.53
0.54
0.55
PGA Setting (dB)
St
ep
(
dB
)
ChA
ChB
-6 -4 -2 0 2 4 6 8 10 12
-6
-4
-2
0
2
4
6
8
10
12
PGA Setting (dB)
Ou
tp
ut
L
ev
el
(
dB
)
ChA
ChB
Figure 42. PGA DNL Figure 43. PGA INL
-6 -4 -2 0 2 4 6 8 10 12
0.45
0.46
0.47
0.48
0.49
0.5
0.51
0.52
0.53
0.54
0.55
PGA Setting (dB)
St
ep
(
dB)
pg _ _ pp y p
ChA
ChB
-6 -4 -2 0 2 4 6 8 10 12
-6
-4
-2
0
2
4
6
8
10
12
PGA Setting (dB)
O
ut
put
Lev
el
(
dB
)
pg _ _ pp y p
ChA
ChB
Figure 44. PGA + Preamp (+10 dB) DNL Figure 45. PGA + Preamp (+10 dB) INL