RHF1401_12 Datasheet, PDF (23/42 Pages) STMicroelectronics – Rad-hard 14-bit 30 Msps A/D converter

RHF1401
Electrical characteristics
Figure 42. ENOB vs. Vin, Fin 1 kHz, Vrefp = 0.8 V Figure 43. ENOB vs Vin, Fin = 2 MHz, Vrefp = 0.8 V
11.5
F in = 1 kHz - V R E F P =0.8V
11.5
F in = 2MHz - VR E F P =0.8V
11.0
11.0
10.5
10.5
10.0
Fs =
10 ks ps
100 ks ps
1 Ms ps
9.5
10 Ms ps
20 Ms ps
25 Ms ps
9.0
30 Ms ps
1.0
1.1
1.2
1.3
1.4
1.5
1.6
Vin (Vpp)
10.0
Fs =
2 Msps
9.5
10 Ms ps
20 Ms ps
25 Ms ps
9.0
30 Ms ps
1.0
1.1
1.2
1.3
1.4
1.5
1.6
Vin (Vpp)
Figure 44. ENOB vs. Vin, Fin 1 kHz, Vrefp = 1.0 V Figure 45. ENOB vs Vin, Fin = 2 MHz, Vrefp = 1.0 V
11.5
F in = 1kHz - V R E F P =1.0V
11.5
F in = 2MHz - VR E F P =1.0V
11.0
11.0
10.5
10.5
10.0
Fs =
10 ks ps
100 ks ps
1 Ms ps
9.5
10 Ms ps
20 Ms ps
25 Ms ps
9.0
30 Ms ps
1.0
1.1
1.2
1.3
1.4
1.5
1.6
Vin (Vpp)
10.0
Fs =
2 Msps
9.5
10 Msps
20 Msps
25 Msps
30 Msps
9.0
1.0
1.1
1.2
1.3
1.4
1.5
1.6
Vin (Vpp)
Figure 46. ENOB vs. Vin, Fin 1 kHz, Vrefp = 1.2 V Figure 47. ENOB vs Vin, Fin = 2 MHz, Vrefp = 1.2 V
11.5
F in = 1kHz - V R E F P =1.2V
11.5
F in = 2MHz - V R E F P =1.2V
11.0
11.0
10.5
10.5
10.0
Fs =
10 ks ps
100ks ps
1 Msps
9.5
10 Msps
20 Msps
25 Msps
30 Msps
9.0
1.0
1.1
1.2
1.3
1.4
1.5
1.6
Vin (Vpp)
10.0
Fs =
2 Ms ps
9.5
10 Ms ps
20 Ms ps
25 Ms ps
9.0
30 Ms ps
1.0
1.1
1.2
1.3
1.4
1.5
1.6
V in (V pp)
Doc ID 13317 Rev 8
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