ADA4800 Datasheet, PDF (6/16 Pages) Analog Devices – Low Power, High Speed CCD Buffer Amplifier

ADA4800
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, VCC = 7.5 V, VEE = −7.5 V, RIDRV = 249 kΩ connected to VIDRV, VISF = −4.5 V, RISF = 10 kΩ connected to VISF, VIN shunt
terminated with 49.9 Ω to 0 V, RLOAD = 1 kΩ in parallel with 22 pF in series with 10 Ω to 0 V.
1
R_IDRV = 50kΩ
0
–1
–2
R_IDRV = 150kΩ
–3
–4
–5
R_IDRV = 200kΩ
–6
R_IDRV = 300kΩ
–7
–8
V_OUT = 100mV p-p
–9
1M
10M
100M
1G
FREQUENCY (Hz)
Figure 4. Small Signal Frequency Response with Various IDRV Resistances
3
R_IDRV = 50kΩ
0
–3
–6
–9
R_IDRV = 150kΩ
–12
–15
R_IDRV = 200kΩ
–18
–21
–24
R_IDRV = 300kΩ
–27
V_OUT = 2V p-p
–30
1M
10M
100M
1G
FREQUENCY (Hz)
Figure 7. Large Signal Frequency Response with Various IDRV Resistances
3
T_A = –40°C
0
–3
T_A = +25°C
T_A = +85°C
–6
–9
–12
V_OUT = 100mV p-p
–15
1M
10M
100M
1G
FREQUENCY (Hz)
Figure 5. Small Signal Frequency Response at Various Temperatures
1.5
2.4
1.0
2.0
0.5
1.6
0
–0.5
V_OUT
1.2
V_IN – V_OUT
0.8
–1.0
0.4
–1.5
0
0
1 2 3 4 5 6 7 8 9 10
TIME (ns)
Figure 8. Settling Time, 2 V to 0 V Output Transition
2.0
1.4
1.5
1.2
1.0
1.0
0.5
0.8
0
–0.5
0.6
V_IN – V_OUT
0.4
–1.0
0.2
V_OUT
–1.5
0
–2.0
–0.2
0
1
2
3
4
5
6
7
8
9
TIME (ns)
Figure 6. Settling Time, 1 V to 0 V Output Transition
2.0
1.4
1.5
1.2
1.0
1.0
0.5
0.8
0
0.6
–0.5
–1.0
–1.5
V_OUT
0.4
V_IN – V_OUT
0.2
0
–2.0
0
–0.2
1
2
3
4
5
6
7
8
9
TIME (ns)
Figure 9. Settling Time, 0 V to 1 V Output Transition
Rev. A | Page 6 of 16