ADA4941-1YCPZ-R7 Analog Devices Inc, ADA4941-1YCPZ-R7 Datasheet - Page 9

• Manufacturer Part Number: ADA4941-1YCPZ-R7
• Description: Amplifier, Other
• Manufacturer: Analog Devices Inc
• Type: ADC Driverr

Specifications of ADA4941-1YCPZ-R7

• Design Resources: Converting a Single-Ended Signal with AD7982 Differential PulSAR ADC (CN0032) Converting a Single-Ended Signal with AD7984 Differential PulSAR ADC (CN0033)
• Applications: Data Acquisition
• Mounting Type: Surface Mount
• Package / Case: 8-LFCSP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ADA4941-1YCPZ-R7TR

Figure 13. REF Input Small Signal Frequency Response for Various Supplies
Figure 12. Small Signal Frequency Response for Various Capacitive Loads
Figure 11. Small Signal Frequency Response for Various Gains
–10
–12
–13
–14
–15
–16
–10
–12
–13
–14
–15
–16
–10
–12
–13
–14
–15
–16
–11
–11
–11
–1
–2
–3
–4
–5
–6
–7
–8
–9
–1
–2
–3
–4
–5
–6
–7
–8
–9
–1
–2
–3
–4
–5
–6
–7
–8
–9
2
1
0
2
1
0
2
1
0
1
1
1
10
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
C
L
= 0pF
G = +10
10
10
G = +4
100
V
S
C
V
= +3V
L
VREF = 0.05V p-p
S
V
V
= 20pF
O, dm
= +5V
O, dm
= 0.1V p-p
= 0.1V p-p
G = –2
V
S
G = +2
= ±5V
1000
1000
100
Rev. B | Page 9 of 24
–100
–120
–130
–140
–110
Figure 15. Frequency Response for Various Output Amplitudes
–10
–11
–12
–13
–14
–15
–16
Figure 14. Large Signal Frequency Response for Various Gains
–10
–11
–12
–13
–14
–15
–16
–70
–80
–90
–1
–2
–3
–4
–5
–6
–7
–8
–9
–1
–2
–3
–4
–5
–6
–7
–8
–9
2
1
0
2
1
0
0.1
0.1
1
Figure 16. Distortion vs. Frequency for Various Loads
V
VREF = MIDSUPPLY
O, dm
HD2
V
O, dm
V
= 2V p-p
O, dm
= 2V p-p
1
1
= 6V p-p
HD2
10
G = +4
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (kHz)
G = +10
G = –2
10
10
HD3
G = +2
100
V
O, dm
100
100
V
= 0.1V p-p
O, dm
ADA4941-1
R
R
R
L
L
L
= 2V p-p
= 2kΩ
= 1kΩ
= 500Ω
1000
1000
1000