Rainbow Electronics MAX1092 - Manual (Page 7)

MAX1090/MAX1092
400ksps, +5V, 8-/4-Channel, 10-Bit ADCs
with +2.5V Reference and Parallel Interface
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2.48
2.49
2.51
2.50
2.52
2.53
INTERNAL REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
MAX1090/92 toc10
V DD (V)
V
REF
(V)
4.50 5.00 4.75 5.25 5.50
2.48
2.49
2.51
2.50
2.52
2.53
-40 10 -15 35 60 85
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1090/92 toc 11
TEMPERATURE (°C)
V
REF
(V)
1.0
0.5
0
-0.5
-1.0
4.50 5.00 4.75 5.25 5.50
OFFSET ERROR
vs. SUPPLY VOLTAGE
MAX1090 TOC12
V DD (V)
OFFSET ERROR (LSB)
1.0
0.5
0
-0.5
-1.0
-40 10 -15 35 60 85
OFFSET ERROR
vs. TEMPERATURE
MAX1090 TOC13
TEMPERATURE (°C)
OFFSET ERROR (LSB)
-0.50
0
-0.25
0.25
0.50
GAIN ERROR vs. SUPPLY VOLTAGE
MAX1090/92 toc14
V
DD
(V)
GAIN ERROR (LSB)
4.50 5.00 4.75 5.25 5.50
0
0.125
0.250
0.375
0.500
GAIN ERROR vs. TEMPERATURE
MAX1090/92 toc15
TEMPERATURE (°C)
GAIN ERROR (LSB)
-40 35 60 -15 10 85
50
150
100
200
250
LOGIC SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX1090/92 toc16
V DD (V)
I LOGIC
(µA)
4.50 5.00 4.75 5.25 5.50
Typical Operating Characteristics (continued)
(V DD = V LOGIC = +5V, V REF = +2.500V, f CLK = 7.6MHz, C L = 20pF, T A = +25°C, unless otherwise noted.)
0
50
150
100
200
250
-40 10 -15 35 60 85
LOGIC SUPPLY CURRENT
vs. TEMPERATURE
MAX1090/92 toc 17
TEMPERATURE (°C)
I LOGIC
(µA)
-140
-120
-100
-80
-60
-40
-20
0
20
0 400 200 600 800 1000 1200
FFT PLOT
MAX1291/93 toc18
FREQUENCY (kHz)
AMPLITUDE (dB)
V DD = 5V
f IN = 50kHz
f SAMPLE = 400ksps