RHF1401_12 STMICROELECTRONICS [STMicroelectronics], RHF1401_12 Datasheet - Page 19

• Manufacturer Part Number: RHF1401_12
• Description: Rad-hard 14-bit 30 Msps A/D converter
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

RHF1401
Figure 25. ENOB vs. VREFP
Figure 27. SNR vs. VREFP
Figure 29. ENOB vs. sine clock, diff. input
11.5
10.5
12.5
11.5
10.5
12
11
10
1 Msps
9.5
80
75
70
65
60
55
12
11
10
0.8
0.8
0.9
0.9
1
1
S ampling frequency
E xternal Vrefp (V)
E xternal Vrefp (V)
10 Msps
1.1
1.1
F in =
10 Hz
50 kHz
10 MHz
1 kHz
2 MHz
1.2
1.2
F s =
100 ksps
Fs =
100 ksps
10 ksps
10 Msps
20 Msps
25 Msps
30 Msps
35 Msps
10 ksps
10 Msps
20 Msps
25 Msps
30 Msps
35 Msps
1.3
1.3
1 Msps
1 Msps
1 Msps
Doc ID 13317 Rev 8
100 Msps
1.4
1.4
Figure 26. SINAD vs. VREFP
Figure 28. THD vs. VREFP
Figure 30. Clock threshold vs. temperature
-50
-55
-60
-65
-70
-75
-80
-85
-90
-50
-55
-60
-65
-70
-75
-80
0.8
0.8
0.9
0.9
1
1
E xternal Vrefp (V)
E xternal Vrefp (V)
Electrical characteristics
1.1
1.1
1.2
1.2
Fs =
100 ksps
F s =
100 ksps
10 ksps
10 Msps
20 Msps
25 Msps
30 Msps
35 Msps
10 ksps
10 Msps
20 Msps
25 Msps
30 Msps
35 Msps
1 Msps
1 Msps
1.3
1.3
19/42
1.4
1.4