AD775 Analog Devices, AD775 Datasheet - Page 5

• Manufacturer Part Number: AD775
• Description: 8-Bit 20 MSPS/ 60 mW Sampling A/D Converter
• Manufacturer: Analog Devices

REV. 0
Figure 2. S/(N + D) vs. Input Frequency at 20 MSPS Clock
Rate (V
Figure 3. Typical FFT at 1 MHz Input, 20 MSPS Clock Rate
(V
IN
= –0.5 dB)
–FULLSCALE
Figure 4. Typical Differential Nonlinearity (DNL)
+0.4
+0.3
+0.2
+0.1
–0.1
–0.2
–0.3
–0.4
IN
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
54
48
42
36
30
24
18
12
6
0
= –0.3 dB)
0
0.1
0
1.0
2.0
3.0
FREQUENCY – MHz
4.0
f
IN
– MHz
1
5.0
6.0
7.0
8.0
+FULLSCALE
9.0
10
10.0
–5–
Figure 5. THD vs. Input Frequency at 20 MSPS Clock Rate
(V
Figure 6. Typical FFT at 5 MHz Input, 20 MSPS Clock Rate
(V
IN
IN
= –0.3 dB)
= –0.5 dB)
–FULLSCALE
+1
–1
–100
0
Figure 7. Typical Integral Nonlinearity (INL)
–10
–20
–30
–40
–50
–60
–70
–80
–90
–30
–36
–42
–48
–54
0
0.1
0
1.0
2.0
3.0
FREQUENCY – MHz
4.0
f
IN
– MHz
5.0
1
6.0
7.0
8.0
AD775
+FULLSCALE
9.0
10.0
10