FAN4272 Datasheet, PDF (4/11 Pages) Fairchild Semiconductor – Dual, Low Cost, +2.7V & +5V, Rail-to-Rail I/O Amplifier

DATA SHEET
FAN4272
Typical Operating Characteristics
(V_s = +5V, G = 2, R_L = 10kΩ to V_s/2, R_f = 5kΩ, T_a = 25°C; unless otherwise noted)
Non-Inverting Freq. Response Vs = +5V
V_o = 0.2V_pp
G=1
Rf = 0
G = 10
Rf = 5kΩ
G=2
Rf = 5kΩ
Inverting Freq. Response Vs = +5V
V_o = 0.2V_pp
G = -2
Rf = 5kΩ
G = -1
Rf = 5kΩ
G = -10
Rf = 5kΩ
G=5
Rf = 5kΩ
G = -5
Rf = 5kΩ
0.01
0.1
1
10
Frequency (MHz)
Non-Inverting Freq. Response Vs = +2.7V
V_o = 0.2V_pp
G=1
Rf = 0
G = 10
Rf = 5kΩ
G=2
Rf = 5kΩ
0.01
0.1
1
10
Frequency (MHz)
Inverting Freq. Response Vs = +2.7V
V_o = 0.2V_pp
G = -2
Rf = 5kΩ
G = -1
Rf = 5kΩ
G = -10
Rf = 5kΩ
G=5
Rf = 5kΩ
G = -5
Rf = 5kΩ
0.01
0.1
1
10
Frequency (MHz)
Frequency Response vs. CL Vs = +5V
R_s = 0
CL = 200pf
CL = 100pf
CL = 50pf
CL = 20pf
CL = 10pf
+
Rs
-
5kΩ
CL RL
5kΩ
0.01
0.1
1
10
Frequency (MHz)
Large Signal Freq. Response Vs = +5V
Vo = 4Vpp
Vo = 1Vpp
Vo = 2Vpp
0.1
1
10
Frequency (MHz)
0.01
0.1
1
10
Frequency (MHz)
Frequency Response vs. RL Vs = +5V
RL = 10kΩ
RL = 100kΩ
RL = 2kΩ
RL = 1kΩ
0.01
0.1
1
10
Frequency (MHz)
Open Loop Gain & Phase vs. Frequency
140
120
|Gain|
RL = 10kΩ
100
|Gain|
No Load
80
Phase
60
No Load
0
40
-45
20
-90
Phase
0 ^RL ^{= 10kΩ}
-135
-20
1
-180
10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
4
Rev. 2 December 2002