
MAX1134/MAX1135
6
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(MAX1134/MAX1135, AVDD = DVDD = 3.3V, fSCLK = 3.6MHz, external clock (50% duty cycle), 24 clocks/conversion (150ksps),
bipolar input, REF = 2.048V, 4.7F on REF, 1F on CREF, TA = +25°C, unless otherwise noted.)
OFFSET VOLTAGE
vs. TEMPERATURE
MAX1134/35
toc04
TEMPERATURE (
°C)
OFFSET
ERROR
(mV)
80
60
20
40
0
-20
-3.0
-2.5
-1.5
-1.0
-0.5
-40
A: AVDD, DVDD = 3.135V
B: AVDD, DVDD = 3.3V
C: AVDD, DVDD = 3.465V
C
B
A
-2.0
GAIN ERROR
vs. TEMPERATURE
MAX1134/35
toc05
TEMPERATURE (
°C)
GAIN
ERROR
(%
FULL
SCALE)
80
60
20
40
0
-20
0.01
0
0.03
0.02
0.04
0.05
0.06
-40
A: AVDD, DVDD = 3.135V
B: AVDD, DVDD = 3.3V
C: AVDD, DVDD = 3.465V
C
B
A
TOTAL SUPPLY CURRENT vs.
CONVERSION RATE (USING SHUTDOWN)
MAX1134/35
toc06
CONVERSION RATE (ksps)
TOTAL
SUPPLY
CURRENT
(mA)
1000
100
10
1
0.01
100
10
1
0.1
0
FFT PLOT
MAX1134/35
toc07
FREQUENCY (kHz)
AMPLITUDE
(dB)
60
50
40
30
20
10
-100
-80
-60
-40
-20
0
-120
070
fSAMPLE = 150kHz
fIN = 5kHz
SINAD PLOT
MAX1134/35
toc08
FREQUENCY (kHz)
AMPLITUDE
(dB)
10
1
10
20
30
40
50
60
70
80
90
100
0
0.1
100
fSAMPLE = 150kHz
SFDR PLOT
MAX1134/35
toc09
FREQUENCY (kHz)
AMPLITUDE
(dB)
10
1
10
20
30
40
50
60
70
80
90
100
110
120
0
0.1
100
fSAMPLE = 150kHz
THD PLOT
MAX1134/35
toc10
FREQUENCY (kHz)
AMPLITUDE
(dB)
10
1
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-110
0.1
100
fSAMPLE = 150kHz
16-Bit ADCs, 150ksps, 3.3V Single Supply