参数资料
型号: EVAL-ADUC7039QSPZ
厂商: Analog Devices Inc
文件页数: 45/92页
文件大小: 0K
描述: BOARD EVAL FOR ADUC7039
设计资源: ADuC7039QSPZ Gerber Files
EVAL-ADuC7039 Schematic & Brd Outline
标准包装: 1
系列: QuickStart™ PLUS 套件
类型: MCU
适用于相关产品: ADuC7039
所含物品:
Data Sheet
ADuC7039
Rev. D | Page 5 of 92
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
ADC SPECIFICATIONS, ANALOG INPUT
Current Channel
Absolute Input Voltage Range1
Applies to both IIN+ and IIN
200
+300
mV
Input Voltage Range11, 12
Gain = 4
±300
mV
Gain = 8
±150
mV
Gain = 32
±37.5
mV
Gain = 512
±2.3
mV
Input Leakage Current1
3
+3
nA
Input Offset Current1, 13
0.5
1.5
nA
Voltage Channel
Absolute Input Voltage Range1
Voltage ADC specifications are valid in this range
4
18
V
Input Voltage Range1
0 to 28.8
V
VBAT Input Current
VBAT = 18 V
3
5.5
8
A
Temperature Channel
VREF = (REG_AVDD, GND_SW)/2
Absolute Input Voltage
Range14
100
1300
mV
Input Voltage Range1
0 to VREF
V
VTEMP Input Current1
2.5
100
nA
VOLTAGE REFERENCE
Internal VREF
1.2
V
Power-Up Time1
0.5
ms
Initial Accuracy1
Measured at TA = 25°C
0.15
+0.15
%
Temperature Coefficient1, 15
20
±5
+20
ppm/°C
Long-Term Stability16
100
ppm/1000 hr
ADC DIAGNOSTICS
VREF/136 Accuracy1
At any gain setting, after self gaincalibration at chosen gain
8.4
9.4
mV
Voltage Attenuator Current
Differential voltage increase on the attenuator when current is on
2.3
3.6
V
Source Accuracy1
RESISTIVE ATTENUATOR1
Divider Ratio
24
Resistor Mismatch Drift
Included in the voltage channel total gain error
±3
ppm/°C
ADC GROUND SWITCH
Resistor to Ground
15
20
30
TEMPERATURE SENSOR17
Uncalibrated
Accuracy
MCU in power down or standby mode; TA = 40°C to +85°C
10
±3
+10
°C
MCU in power down or standby mode; TA = 20°C to +60°C
8
±2
+8
C
POWER-ON RESET (POR)1
POR Trip Level
Refers to voltage at the VDD pin
2.85
3.0
3.15
V
POR Hysteresis
300
mV
Reset Timeout from POR
20
ms
LOW VOLTAGE FLAG(LVF)
LVF Level
Refers to voltage at the REG_DVDD pin
1.9
2.1
2.3
V
WATCHDOG TIMER (WDT)
Timeout Period1
32 kHz clock, 256 prescale
0.008
524
Seconds
Timeout Step Size
7.8
ms
FLASH/EE MEMORY1
Endurance18
10,000
Cycles
Data Retention19
20
Years
DIGITAL INPUTS1
All digital inputs except NTRST
Input Leakage Current
Input (high) = REG_DVDD
±1
±10
A
Input Pull-Up Current1
Input (low) = 0 V
10
20
80
A
Input Capacitance1
10
pF
Input Leakage Current
NTRST only; input (low) = 0 V
±1
±10
A
Input Pull-Down Current
NTRST only; input (high) = REG_DVDD
30
55
100
A
LOGIC INPUTS1
All logic inputs
Input Low Voltage (VINL)
0.4
V
Input High Voltage (VINH)
2.0
V
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