Datasheet

Data Sheet ADA4937-1/ADA4937-2
Rev. D | Page 9 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C, +V
S
= 5 V, −V
S
= 0 V, V
OUT, dm
= 2 V p-p, V
OCM
= +V
S
/2, R
T
= 61.9 Ω, R
G
= R
F
= 200 Ω, G = 1, R
L, dm
= 1 kΩ, unless otherwise
noted. Refer to Figure 49 for the test setup circuit.
–15
–12
–9
–6
–3
0
3
6
1 10 100 1000
06591-075
FREQUENCY (MHz)
NORMALIZED CLOSED-LOOP GAIN (dB)
G = +1, R
F
= 200Ω
G = +2, R
F
= 402Ω
G = +5, R
F
= 402Ω
Figure 7. Small Signal Frequency Response for Various Gains,
V
OUT, dm
= 100 mV p-p
6
–15
–12
–9
–6
–3
0
3
1 10 100 1000
CLOSED-LOOP GAIN (dB)
FREQUENCY (MHz)
V
S
= 3.3V
V
S
= 5.0V
06591-008
Figure 8. Small Signal Frequency Response for Various Supplies,
V
OUT, dm
= 100 mV p-p
6
–12
–9
–6
–3
0
3
1 10 100 1000
CLOSED-LOOP GAIN (dB)
FREQUENCY (MHz)
+25°C
+105°C
–40°C
06591-009
Figure 9. Small Signal Frequency Response for Various Temperatures,
V
OUT, dm
= 100 mV p-p
–15
–12
–9
–6
–3
0
3
6
1 10 100 1000
06591-076
FREQUENCY (MHz)
NORMALIZED CLOSED-LOOP GAIN (dB)
G = +1, R
F
= 200Ω
G = +2, R
F
= 402Ω
G = +5, R
F
= 402Ω
Figure 10. Large Signal Frequency Response for Various Gains
6
–15
–12
–9
–6
–3
0
3
1 10 100 1000
CLOSED-LOOP GAIN (dB)
FREQUENCY (MHz)
V
S
= 3.3V
V
S
= 5.0V
06591-011
Figure 11. Large Signal Frequency Response for Various Supplies
6
–12
–9
–6
–3
0
3
1 10 100 1000
CLOSED-LOOP GAIN (dB)
FREQUENCY (MHz)
+25°C
+105°C
–40°C
06591-012
Figure 12. Large Signal Frequency Response for Various Temperatures