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MAXQ7665A Folha de dados(PDF) 11 Page - Maxim Integrated Products

Nome de Peças MAXQ7665A
Descrição Electrónicos  16-Bit RISC Microcontroller-Based Smart Data-Acquisition Systems
PDF  47 Pages
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Fabricante Electrônico  MAXIM [Maxim Integrated Products]
Página de início  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAXQ7665A Folha de dados(HTML) 11 Page - Maxim Integrated Products

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16-Bit RISC Microcontroller-Based
Smart Data-Acquisition Systems
______________________________________________________________________________________
11
Typical Operating Characteristics (continued)
(AVDD = DVDDIO = +5.0V, DVDD = +3.3V, fADCCLK = 8MHz, fADC = 500kHz, TA = +25°C, unless otherwise noted.)
DACOUT OUTPUT LOW VOLTAGE
vs. SINK CURRENT
IOL (mA)
4
3
12
0.1
0.2
0.3
0.5
0.4
0
05
REFDAC = +5V
OUTPUT CODE = 000h
DACOUT LARGE-SIGNAL STEP RESPONSE
(CODE 000h TO FFFh)
MAXQ7665A toc11
4.0µs/div
DACOUT
(1V/div)
REFDAC = +5V
ADC INL vs. OUTPUT CODE
(REFADC = +5V, 142ksps, PGA GAIN = 16)
DIGITAL OUTPUT CODE
1024
0
-1024
-1.0
-0.5
0
0.5
1.0
1.5
-1.5
-2048
2048
BIPOLAR MODE
VIN = -156mV TO +156mV
ADC DNL vs. OUTPUT CODE
(REFADC = +5V, 142ksps, PGA GAIN = 16)
DIGITAL OUTPUT CODE
1024
0
-1024
-0.2
-0.4
-0.6
-0.8
0
0.2
0.4
0.6
0.8
1.0
-1.0
-2048
2048
BIPOLAR MODE
VIN = -156mV TO +156mV
ADC/PGA OFFSET ERROR (GAIN = 16)
vs. TEMPERATURE
TEMPERATURE (°C)
110
95
65 80
-10 5
20 35 50
-25
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0
-40
125
ADC/PGA GAIN ERROR (GAIN = 16)
vs. TEMPERATURE
TEMPERATURE (°C)
110
95
80
65
50
35
20
5
-10
-25
0
0.2
0.4
0.6
-0.8
-0.6
-0.4
-0.2
0.8
1.0
-1.0
-40
125
ADC BIPOLAR ZERO-CODE ERROR
vs. TEMPERATURE
TEMPERATURE (°C)
110
95
80
65
50
35
20
5
-10
-25
0.1
0.2
0.3
0.4
0.5
0.6
0
-40
125
ADC/PGA OFFSET ERROR (GAIN = 16)
vs. AVDD SUPPLY VOLTAGE
AVDD (V)
5.15
5.05
4.95
4.85
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0
4.75
5.25
REFADC = AVDD
REFADC = +4.75V
ADC/PGA GAIN ERROR (GAIN = 16)
vs. AVDD SUPPLY VOLTAGE
AVDD (V)
5.15
5.05
4.95
4.85
-0.9
-0.8
-0.7
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0
-1.0
4.75
5.25
REFADC = AVDD
REFADC = +4.75V



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