Single/Triple, Low-Glitch, 250MHz, Current-
Feedback Amplifiers with High-Speed Disable
AC ELECTRICAL CHARACTERISTICS—Single Supply (MAX4189)
(VCC = +5V, VEE = 0, VIN = 2.5V, DISABLE_ ≥ 3V, RL to VCC / 2, AV = +1V/V, RF = 1500Ω for RL = 1kΩ and RF = 1600Ω for RL =
150Ω; TA = +25°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Small-Signal -3dB Bandwidth
Peaking
Bandwidth for 0.1dB Flatness
Large-Signal -3dB Bandwidth
Slew Rate
BW-3dB
BW0.1dB
RL = 1kΩ
RL = 150Ω
RL = 1kΩ
RL = 150Ω
RL = 1kΩ
RL = 150Ω
BWLS VOUT = 2Vp-p
SR
VOUT = 2V step,
RL = 150Ω
RL = 1kΩ
RL = 150Ω
Positive slew
Negative slew
230
MHz
190
1.4
dB
0.15
7
MHz
40
50
MHz
45
160
V/µs
135
Settling Time to 0.1%
Rise/Fall Time
tS
VOUT = 2V step
VOUT = 2V step
Rise time
Fall time
25
ns
12
ns
15
Spurious-Free Dynamic Range
Second Harmonic Distortion
Third Harmonic Distortion
Differential Phase Error
Differential Gain Error
Input Noise Voltage Density
Input Noise Current Density
Output Impedance
Crosstalk
SFDR
DP
DG
en
in
ZOUT
fC = 5MHz,
VOUT = 2Vp-p
fC = 5MHz,
VOUT = 2Vp-p
fC = 5MHz,
VOUT = 2Vp-p
NTSC
RL = 1kΩ
RL = 150Ω
RL = 1kΩ
RL = 150Ω
RL = 1kΩ
RL = 150Ω
RL = 1kΩ
RL = 150Ω
NTSC
f = 10kHz
RL = 1kΩ
RL = 150Ω
f = 10kHz
Positive input
Negative input
f = 10MHz
f = 10MHz, input referred
57
dB
47
-58
dBc
-54
-57
dBc
-47
0.04
degrees
0.66
0.06
%
0.17
2
nV/√Hz
4
pA/√Hz
5
4
Ω
-57
dB
All Hostile Off Isolation
f = 10MHz, input referred
-55
dB
Gain Matching to 0.1dB
25
MHz
Amplifier Enable Time
tON
Delay from DISABLE to 90% of VOUT,
VIN = 3V
120
ns
Amplifier Disable Time
tOFF
Delay from DISABLE to 10% of VOUT,
VIN = 3V
40
ns
Disable/Enable Switching
Transient
Positive transient
Negative transient
70
mV
110
Note 1: Input Offset Voltage does not include the effect of IBIAS flowing through RF/RG.
Note 2: Does not include current through external feedback network.
Note 3: Over operating supply-voltage range.
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