Synopsys TSMC180 - Appendix A - Minimum Sampling Time

DWC ADC 12b5M SAR, TSMC180 IP Databook
April 2012 Synopsys, Inc. 30-30
Appendix A – Minimum Sampling
Time – (Worst case conditions)
Input
Resolution
Rin(kΩ)
Min sampling
time (ns)
Input
Resolution
Rin(kΩ)
Min sampling
time (ns)
Fast channel
12-bit
0
12
Slow channel
12-bit
0
17
0.05
16
0.05
21
0.1
20
0.1
25
0.2
27
0.2
33
0.5
52
0.5
58
1
94
1
99
5
430
5
435
10
849
10
854
20
1690
20
1690
50
4190
50
4200
100
8350
100
8350
10-bit
0
9
10-bit
0
14
0.05
13
0.05
17
0.1
16
0.1
21
0.2
23
0.2
27
0.5
43
0.5
48
1
78
1
83
5
358
5
362
10
706
10
710
20
1400
20
1410
50
3490
50
3490
100
6950
100
6950
8-bit
0
7
8-bit
0
11
0.05
10
0.05
14
0.1
13
0.1
16
0.2
18
0.2
22
0.5
35
0.5
38
1
63
1
66
5
285
5
289
10
563
10
567
20
1120
20
1120
50
2780
50
2790
100
5550
100
5550
6-bit
0
5
6-bit
0
8
0.05
7
0.05
10
0.1
9
0.1
12
0.2
13
0.2
16
0.5
26
0.5
28
1
47
1
49
5
213
5
216
10
421
10
423
20
836
20
839
50
2080
50
2080
100
4150
100
4150