AD8260WACPZ-WP Analog Devices, AD8260WACPZ-WP Datasheet - Page 8

• Manufacturer Part Number: AD8260WACPZ-WP
• Description: High Current Driver Amplifier and Digital VGA/Preamplifier with 3 dB Steps; Package: LFCSP (5x5x.85mm) w/2.7exposed pad; No of Pins: 32; Temperature Range: Industrial
• Manufacturer: Analog Devices

AD8260
TYPICAL PERFORMANCE CHARACTERISTICS
V
R
LOAD
S
Figure 3. Small-Signal Frequency Response at Three Temperatures of the
Figure 4. Small-Signal Frequency Response of the High Current Driver for
Figure 5. Large-Signal Frequency Response of the High Current Driver for Two
Values of Output Voltage and Two Values of Load Resistance—See Figure 51
(supply voltage) = 3.3 V, T
of the driver amplifier = 500 Ω, T
100k
5
4
3
2
1
0
5
4
3
2
1
0
100k
5
4
3
2
1
0
100k
V
V
OUT
OUT
V
V
V
V
LOAD
LOAD
LOAD
LOAD
= 200mV p-p
= 200mV p-p
Three Supply Voltages—See Figure 51
High Current Driver—See Figure 51
= 1V p-p; R
= 1V p-p; R
= 2V p-p; R
= 2V p-p; R
1M
1M
1M
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
LOAD
LOAD
LOAD
LOAD
A
= 25°C, C
= 50Ω
= 500Ω
= 50Ω
= 500Ω
T = –40°C
10M
10M
10M
X
T = +105°C
V
and R
L
S
V
= 5 pF, f = 10 MHz, preamplifier gain = 2×, R
V
T = +25°C
= +3.3V
S
S
= +5V
= ±5V
X
enabled, unless otherwise specified.
100M
100M
100M
200M
200M
200M
Rev. 0 | Page 8 of 32
Figure 8. Harmonic Distortion (HD2, HD3) vs. Load Resistance for the High
Figure 6. Input-Referred and Output-Referred Noise of the High Current
–100
100
0 .1
–20
–30
–40
–50
–60
–70
–80
–90
20
15
10
10
5
0
100k
100k
1
10
Figure 7. Output Impedance of the High Current Driver
FB1
and R
HD3
FB2
Current Driver—See Figure 54
of the preamplifier = 100 Ω,
Driver—See Figure 52
1M
LOAD RESISTANCE (Ω)
1M
FREQUENCY (Hz)
FREQUENCY (Hz)
See Figure 53
100
RTO
RTI
1V p-p
2V p-p
10M
10M
HD2
100M
50M
1k