0.0001
0.001
0.01
0.1
10
1k
100
10k
MAX4250–MAX4254
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX4249-57
TOC28
FREQUENCY (Hz)
THD+N(%)
FILTER BW = 80kHz
AV = 1
RL = 1kΩ
VOUT = 2VP-P
RL TO VDD/2
RL TO GND
RL TO VDD
VOUT
200mV/div
1.5V
0.5V
2
s/div
MAX4250–MAX4254
LARGE-SIGNAL PULSE RESPONSE
MAX4249-57
TOC29
VDD = 3V
RL = 10kΩ
CL = 100pF
VIN = 1V PULSE
0.6V
0.5V
MAX4249-57
TOC30
MAX4250–MAX4254
SMALL-SIGNAL PULSE RESPONSE
VOUT
20mV/div
VDD = 3V
RL = 10kΩ
CL = 100pF
VIN = 100V PULSE
2
s/div
2V
1V
MAX4249/MAX4255/MAX4256/MAX4257
LARGE-SIGNAL PULSE RESPONSE
MAX4249-57
TOC31
VOUT
200mV/div
VDD = 3V
RL = 10kΩ
CL = 100pF
VIN = 100mV PULSE
AV = 10
2
s/div
1.6V
1.5V
MAX4249/MAX4255/MAX4256/MAX4257
SMALL-SIGNAL PULSE RESPONSE
MAX4249-57
TOC32
VOUT
50mV/div
VDD = 3V
RL = 10kΩ
CL = 100pF
VIN = 10mV PULSE
AV = 10
2
s/div
140
130
0
CHANNEL SEPARATION vs. FREQUENCY
MAX4249-57
TOC33
FREQUENCY (Hz)
CHANNEL
SEPARATION
(dB)
100
110
120
90
80
70
1k
100k
1M
10k
10M
UCSP, Single-Supply, Low-Noise,
Low-Distortion, Rail-to-Rail Op Amps
8
Maxim Integrated
MAX4249–MAX4257
Typical Operating Characteristics (continued)
(VDD = 5V, VSS = 0V, VCM = VOUT = VDD/2, input noise floor of test equipment =10nV/!Hz for all distortion measurements,
TA = +25°C, unless otherwise noted.)