ADA4940-1 AD [Analog Devices], ADA4940-1 Datasheet - Page 14

• Manufacturer Part Number: ADA4940-1
• Description: Ultralow Power, Low Distortion
• Manufacturer: AD [Analog Devices]

ADA4940-1/ADA4940-2
Figure 33. Harmonic Distortion vs. Frequency for Various V
–100
–110
–120
–130
–140
–150
–100
–110
–120
–130
Figure 32. Harmonic Distortion vs. V
–100
–110
–120
–130
–20
–30
–40
–50
–60
–70
–80
–90
–20
–30
–40
–50
–60
–70
–80
–90
–20
–30
–40
–50
–60
–70
–80
–90
Figure 31. Spurious-Free Dynamic Range vs. Frequency at
–2.5
0.01
0.01
V
V
OUT, dm
OUT, dm
–2.0
HD3 AT V
SOIC: R
–1.5
HD2 AT V
= 2V p-p
= 2V p-p
HD2 AT 1MHz
OUT, dm
R
±2.5 V Supplies (LFCSP)
SOIC: R
–1.0
L
L
0.1
0.1
= 200 Ω and R
HD2 AT V
= 1kΩ
OUT, dm
HD3 AT V
HD2 AT V
HD3 AT V
HD2 AT 100kHz
= 2V p-p
FREQUENCY (MHz)
FREQUENCY (MHz)
–0.5
L
= 200Ω
V
LFCSP: R
= 2V p-p
OCM
OUT, dm
HD3 AT 1MHz
OUT, dm
OUT, dm
OUT, dm
0
(V)
L
OCM
= 1kΩ
0.5
= 4V p-p
L
LFCSP: R
1
1
for 100 kHz and 1 MHz,
= 8V p-p
= 8V p-p
= 4V p-p
= 200Ω
1.0
HD3 AT 100kHz
L
1.5
= 1kΩ
OUT, dm
2.0
10
10
(LFCSP)
2.5
Rev. B | Page 14 of 32
Figure 36. Harmonic Distortion vs. Frequency for Various R
Figure 35. Harmonic Distortion vs. V
Figure 34. Harmonic Distortion vs. V
–100
–110
–120
–130
–140
–100
–110
–120
–130
–140
–100
–110
–120
–130
–140
–20
–30
–40
–50
–60
–70
–80
–90
–20
–30
–40
–50
–60
–70
–80
–90
–20
–30
–40
–50
–60
–70
–80
–90
0.01
0
0
f = 1MHz
V
+V
V
S
V
OUT, dm
HD2, R
OUT, dm
= ±2.5V HD2
S
1
= +3V, –V
0.5
F
= 2V p-p
= R
= 2V p-p
2
V
G
S
HD2 AT 1MHz
S
= 499Ω
= 0V
HD3, R
= ±1.5V HD2
0.1
3
HD3 AT 100kHz
1.0
FREQUENCY (MHz)
V
F
4
OUT, dm
(LFCSP)
(LFCSP)
= R
V
OCM
OCM
OUT, dm
G
HD3 AT 1MHz
1.5
5
= 499Ω
HD2, R
for 100 kHz and 1 MHz, 3 V Supply
(V p-p)
(V)
for Various Supplies, f = 1 MHz
V
V
V
6
S
S
1
F
S
= ±3.5V HD3
= ±2.5V HD3
V
= R
= ±1.5V HD3
V
2.0
S
V
HD3, R
S
S
= +3V, 0V HD2
G
= +3V, 0V HD3
7
= ±3.5V HD2
= 1kΩ
HD2 AT 100kHz
Data Sheet
F
8
= R
2.5
F
G
and R
= 1kΩ
9
10
G
3.0
(LFCSP)
10