MAX1464 Maxim, MAX1464 Datasheet - Page 10

• Manufacturer Part Number: MAX1464
• Description: Low-Power - Low-Noise Multichannel Sensor Signal Processor
• Manufacturer: Maxim

Low-Power, Low-Noise Multichannel
Sensor Signal Processor
10
(V
DD
-1
-2
-3
-4
4
3
2
1
0
______________________________________________________________________________________
= 5.0V, T
-1.0
INPUT VOLTAGE NORMALIZED TO FULL SCALE
-0.5
A
1V/div
= +25°C, unless otherwise noted.)
4.15
4.10
4.05
4.00
3.95
3.90
3.85
3.80
ADC DNL
5
4
3
2
1
0
4.5
DAC CODE = C000h
0
OSCILLATOR
FREQUENCY TRIMMED
TO 4MHz AT +25°C,
V
INTERNAL OSCILLATOR FREQUENCY
DD
T
A
PGA[4:0] = 01000
= 5V
= +125°C
DAC DYNAMIC RESPONSE
4.7
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE, V
0.5
T
A
DAC CODE = 4000h
= -40°C
4.9
200µs/div
T
A
1.0
= +25°C
5.1
DD
(V)
-0.01
-0.02
-0.03
-0.04
0.04
0.03
0.02
0.01
Typical Operating Characteristics (continued)
5.3
0
-0.8
5.5
-0.6 -0.4 -0.2
INPUT NORMALIZED TO FULL SCALE
DAC INL
0
0.2
16,000
14,000
12,000
10,000
-2000
-4000
-0.01
-0.02
-0.03
-0.04
-0.05
8000
6000
4000
2000
0.4
0.05
0.04
0.03
0.02
0.01
0
0
-40.0
4.5
0.6
DAC INPUT = AAABCH (0.5V AT V
TEMPERATURE SENSOR OUTPUT
0.8
-12.5
DAC RATIOMETRICITY ERROR
DAC INPUT = 5555CH (4.5V AT V
DAC INPUT = 0000CH (2.5V AT V
4.7
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE, V
vs. TEMPERATURE
15.0
TEMPERATURE (°C)
4.9
-1
-2
-3
3
2
1
0
-0.8
42.5
INPUT VOLTAGE NORMALIZED TO FULL SCALE
-0.6
5.1
PGA[4:0] = [00001]
CO[3:0] = 0110
70.0
DD
-0.4
DD
(V)
5.3
= 5V)
97.5
DD
DD
-0.2
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= 5V)
= 5V)
DAC DNL
125.0
0
5.5
0.2
0.4
0.6
0.8