ADA4932-1_16 Datasheet, PDF (9/27 Pages) Analog Devices – Low Power, Differential ADC Driver

Data Sheet
ADA4932-1/ADA4932-2
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, +VS = 5 V, −VS = −5 V, VOCM = 0 V, RG = 499 Ω, RF = 499 Ω, RT = 53.6 Ω (when used), RL, dm = 1 kΩ, unless otherwise noted.
Refer to Figure 51 for test setup. Refer to Figure 54 for signal definitions.
2
V_IN = 100mV p-p
1 R_F = 499Ω
R_G = 499Ω, 249Ω
0
GAIN = 1
GAIN = 2
2
V_IN = 2V p-p
1 R_F = 499Ω
R_G = 499Ω, 249Ω
0
GAIN = 1
GAIN = 2
–1
–1
–2
–2
–3
–3
–4
–4
–5
–5
–6
–6
–7
–7
–8
1M
10M
100M
1G
FREQUENCY (Hz)
–8
1M
10M
100M
1G
FREQUENCY (Hz)
Figure 6. Small Signal Frequency Response for Various Gains
Figure 9. Large Signal Frequency Response for Various Gains
2
V_{OUT, dm} = 100mV p-p
1
0
–1
–2
–3
–4
–5
–6
–7
–8
1M
10M
100M
FREQUENCY (Hz)
R_F = R_G = 499Ω
R_F = R_G = 205Ω
1G
10G
Figure 7. Small Signal Frequency Response for Various RF and RG
2
V_{OUT, dm} = 2V p-p
1
R_F = R_G = 499Ω
0
–1
R_F = R_G = 205Ω
–2
–3
–4
–5
–6
–7
–8
1
10
100
1k
FREQUENCY (MHz)
Figure 10. Large Signal Frequency Response for Various RF and RG
2
V_{OUT, dm} = 100mV p-p
1
0
–1
V_S = ±5V
V_S = ±2.5V
–2
–3
–4
–5
–6
–7
–8
1M
10M
100M
1G
FREQUENCY (Hz)
Figure 8. Small Signal Frequency Response for Various Supplies
2
V_{OUT, dm} = 2V p-p
1
0
–1
V_S = ±5V
V_S = ±2.5V
–2
–3
–4
–5
–6
–7
–8
1M
10M
100M
1G
FREQUENCY (Hz)
Figure 11. Large Signal Frequency Response for Various Supplies
Rev. E | Page 9 of 27