AD9866 Analog Devices, AD9866 Datasheet - Page 18

• Manufacturer Part Number: AD9866
• Manufacturer: Analog Devices

Specifications of AD9866

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 80MSPS
• Interface: Nibble
• Analog Input Type: Diff-Uni
• Ain Range: 6.3 V p-p,8 mV p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9866
IAMP PATH TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = CLKVDD = DVDD = DRVDD = 3.3 V, f
Figure 65) into 50 Ω load, half- or full-duplex interface, default power bias settings.
I = 12.5 mA, N = 4, G = 0, 2:1 Transformer into 75 Ω Loader, VCM = 4.8 V)
Figure 40. Spectral Plot of 84-Carrier OFDM Test Vector Using IAMPN in
Figure 39. Dual-Tone Spectral Plot of IAMPN Output (IAMP Settings of
Figure 41. Spectral Plot of 84-Carrier OFDM Test Vector Using IAMP in
–10
–15
–20
–25
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–35
–40
–45
–50
–55
–60
–10
–20
–30
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–80
–10
–20
–30
–40
–50
–60
–70
–80
(PBR951 Transistors, IAMP Settings of I = 6 mA, N = 2, G = 6)
20
15
10
–5
5
0
0
0
(IAMP Settings of I = 10 mA, N = 4, G = 0; VCM = 4.8 V)
0
0
0
Voltage-Mode Configuration with AVDD = 5 V
5
5
5
Current-Mode Configuration
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
10
10
10
15
15
15
PAR = 11.4
RMS = 10.3dBm
PAR = 11.4
RMS = 10.4dBm
RBW = 2.3kHz
20
20
20
OSCIN
= 50 MSPS, R
25
25
25
Rev. B | Page 18 of 48
SET
= 1.58 kΩ, 1:1 transformer coupled output (see Figure 64 and
(IAMP Settings of I = 12.5 mA, N = 4, G = 0, 2:1 Transformer into 75 Ω Load)
(IAMP Settings of I = 4.25 mA, N = 0, G = 6, 2:1 Transformer into 75 Ω Load)
Figure 44. Spectral Plot of 84-Carrier OFDM Test Vector Using IAMP in
Figure 42. IOUTN Third-Order Intercept vs. Common-Mode Voltage
Figure 43. IOUTG Third-Order Intercept vs. Common-Mode Voltage
–10
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–40
–50
–60
–70
–80
(PBR951 Transistors, IAMP Settings of I = 6 mA, N = 2, G = 6)
48
46
44
42
40
38
36
34
32
30
42
40
38
36
34
32
30
0
3.0
3.0
0
Voltage-Mode Configuration with AVDD = 3.3 V
5
3.5
3.5
FREQUENCY (MHz)
10
VCM (V)
VCM (V)
4.0
4.0
15MHz
15
4.5
4.5
PAR = 11.4
RMS = 9.8dBm
RBW = 10kHz
20MHz
2.5MHz
5MHz
10MHz
15MHz
20MHz
2.5MHz
20
10MHz
5MHz
5.0
5.0
25