CS5510/11/12/13
Bipolar Input Voltage
>(VFS-1.5 LSB)
VFS-1.5 LSB
-0.5 LSB
-VFS+0.5 LSB
Two’s Complement (20-Bit)
7FFFF
7FFFF
-----
7FFFE
00000
-----
FFFFF
80001
-----
80000
Two’s Complement (16-Bit)
7FFF
7FFF
-----
7FFE
0000
-----
FFFF
8001
-----
8000
Note: VFS in the table equals the voltage between AIN+ and AIN-. See text about error flags
under overrange conditions.
Table 3. CS5510/11/12/13 Output Coding.
0
-20
-40
-60
-80
-100
-120
-140
0
CS5510/12
SCLK = 32.768 kHz
47 Hz
63 Hz
20
40
60
80
Frequency (Hz)
100
120
Figure 20. Digital Filter Response.
Frequency
(Hz)
38
39
40
41
42
43
44
45
46
Rejection
(dB)
37
39
42
46
49
54
58
64
72
Frequency
(Hz)
47
48
49
50
51
52
53
54
55
Rejection
(dB)
84
92
88
92
105
89
86
85
87
Frequency
(Hz)
56
57
58
59
60
61
62
63
64
Rejection
(dB)
91
109
94
89
88
92
104
84
77
Frequency
(Hz)
65
66
67
68
69
70
71
-
-
Rejection
(dB)
73
69
66
64
63
61
60
-
-
Table 4. Digital Filter Response at 32.768 kHz.
DS337F1
19