MAX1464AAI+ Maxim Integrated Products, MAX1464AAI+ Datasheet - Page 9

IC SENSOR SIGNAL COND 28-SSOP

MAX1464AAI+

Manufacturer Part Number
MAX1464AAI+
Description
IC SENSOR SIGNAL COND 28-SSOP
Manufacturer
Maxim Integrated Products
Type
Signal Conditionerr
Datasheet

Specifications of MAX1464AAI+

Input Type
Analog
Output Type
Logic
Interface
SPI
Current - Supply
890µA
Mounting Type
Surface Mount
Package / Case
28-SSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Figure 1. Serial Interface Timing Diagram
(V
DD
2.65
2.60
2.55
2.50
2.45
2.40
2.35
2.30
2.25
0.81
0.79
0.77
0.75
0.73
0.71
0.69
0.67
0.65
CS
SCLK
DI
DO
= 5.0V, T
4.5
4.5
T
A
= +25°C
T
BASE OPERATING CURRENT
A
4.7
4.7
t
= -40 ° C
SC
t
DV
A
vs. SUPPLY VOLTAGE
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE, V
SUPPLY VOLTAGE, V
SUPPLY CURRENT
= +25°C, unless otherwise noted.)
4.9
4.9
t
T
CSS
t
DS
_______________________________________________________________________________________
A
T
= +125 ° C
A
= -40 ° C
CPU ON 2% OF TIME
ADC ON 98% OF TIME
ADC
DAC1 ON
SMALL OP AMP ON
5.1
5.1
CLK
t
DH
T
DD
DD
T
A
= 1MHz
A
t
= +125 ° C
CL
(V)
= +25°C
(V)
Low-Power, Low-Noise Multichannel
5.3
5.3
t
CH
5.5
5.5
t
DO
-0.01
-0.02
-0.03
-0.04
2.70
2.65
2.60
2.55
2.50
2.45
2.40
2.35
2.30
2.25
2.20
0.04
0.03
0.02
0.01
0
3.0
4.5
vs. INTERNAL CLOCK FREQUENCY
ADC RATIOMETRICITY ERROR
INTERNAL CLOCK FREQUENCY (MHz)
t
ADC INPUT = 0.75 x V
t
CSH
4.7
TR
3.5
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE, V
ADC INPUT = -0.75 x V
SUPPLY CURRENT
ADC INPUT = 0.5 x V
ADC INPUT = -0.5 x V
4.9
Sensor Signal Processor
4.0
ADC INPUT = 0
CPU ON 2% OF TIME
ADC ON 98% OF TIME
ADC
DAC1 ON
SMALL OP AMP ON
5.1
Typical Operating Characteristics
t
CSI
DD
CLK
ADC
PGA[4:0] = 00000
DD
DD
t
DD
= 1MHz
SC
(V)
REF
t
4.5
DV
5.3
= V
DD
DD
t
CSS
t
DS
5.5
5.0
t
DH
-0.002
-0.004
-0.006
t
CS
0.006
0.004
0.002
t
CL
2.5
2.3
2.1
1.9
1.7
1.5
1.3
1.1
0.9
0.7
0.5
0
-1.0
-40
t
CH
INPUT VOLTAGE NORMALIZED TO FULL SCALE
-13
-0.5
vs. TEMPERATURE
MODULE CURRENT
t
ADC
DAC + SMALL OP AMP
BASE
DAC + LARGE OP AMP
DO
TEMPERATURE (°C)
15
ADC INL
43
0
PGA[4:0] = 01000
70
t
t
CSH
TR
0.5
98
1.0
125
9

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