MC33078-EP_15 Datasheet, PDF (4/21 Pages) Texas Instruments – DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER

MC33078-EP
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
SLOS495 – OCTOBER 2006
Operating Characteristics
V_CC– = –15 V, V_CC+ = 15 V, T_A = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
SR
GBW
Slew rate at unity gain
Gain bandwidth product
A_VD = 1, V_IN = –10 V to 10 V, R_L = 2 kΩ, C_L = 100 pF
f = 100 kHz
B₁
Unity gain frequency
Gain margin
Open loop
R_L = 2 kΩ
φ_m
Phase margin
R_L = 2 kΩ
Amplifier-to-amplifier isolation f = 20 Hz to 20 kHz
C_L = 0 pF
C_L = 100 pF
C_L = 0 pF
C_L = 100 pF
THD
z_o
r_id
C_id
V_n
I_n
Power bandwidth
Total harmonic distortion
Open-loop output impedance
Differential input resistance
Differential input capacitance
Equivalent input noise voltage
Equivalent input noise current
V_O = 27 V_(PP), R_L = 2 kΩ, THD ≤ 1%
V_O = 3 V_rms, A_VD = 1, R_L = 2 kΩ, f = 20 Hz to 20 kHz
V_O = 0,
f = 9 MHz
V_CM = 0
V_CM = 0
f = 1 kHz,
R_S = 100 Ω
f = 1 kHz
0.1 µF
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MIN TYP
5
7
16
9
–11
–6
55
40
–120
120
0.002
37
175
12
4.5
0.5
MAX
UNIT
V/µs
MHz
MHz
dB
deg
dB
kHz
%
Ω
kΩ
pF
nV/√Hz
pA/√Hz
10 Ω
100 kΩ
D.U.T.
2.0 kΩ
4.7 µF
Voltage Gain = 50,000
24.3 kΩ
+
1/2
MC33078-EP
−
100 kΩ
0.1 µF
4.3 kΩ ^{22 µF}
Scope
x1
R_IN = 1.0 MΩ
2.2 µF
110 kΩ
NOTE: All capacitors are nonpolarized.
Figure 1. Voltage Noise Test Circuit (0.1 Hz to 10 Hz_p-p)
4
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