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参数资料
型号： EVAL-ADUC7126QSPZ
厂商： Analog Devices Inc
文件页数： 65/108页
文件大小： 0K
描述： BOARD EVALUATION FOR ADUC7126
设计资源： EVAL-ADUC7126 Schematic
ADUC7126 Gerber Files
标准包装： 1
系列： MicroConverter® ADuC7xxx
类型： MCU
适用于相关产品： ADUC7126
所含物品： 板
ADuC7124/ADuC7126
Data Sheet
Rev. C | Page 6 of 108
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
ANALOG OUTPUTS
Output Voltage Range 0
0 to DACREF
V
DACREF range: DACGND to DACVDD
Output Voltage Range 1
0 to 2.5
V
Output Voltage Range 2
0 to DACVDD
V
Output Impedance
0.5
Ω
DAC IN OP AMP MODE
DAC Output Buffer in Op Amp Mode
Input Offset Voltage
±0.4
mV
Input Offset Voltage Drift
4
μV/°C
Input Offset Current
2
nA
Input Bias Current
2.5
nA
Gain
70
dB
5 kΩ load
Unity Gain Frequency
4.5
MHz
RL = 5 kΩ, CL = 100 pF
CMRR
78
dB
Settling Time
12
μs
RL = 5 kΩ, CL = 100 pF
Output Slew Rate
3.2
V/μs
RL = 5 kΩ, CL = 100 pF
PSRR
75
dB
DAC AC CHARACTERISTICS
Voltage Output Settling Time
10
μs
Digital-to-Analog Glitch Energy
±10
nV-sec
1 LSB change at major carry (where maximum
number of bits simultaneously change in the
DACxDAT register)
COMPARATOR
Input Offset Voltage
±15
mV
Input Bias Current
1
μA
Input Voltage Range
AGND
AVDD – 1.2
V
Input Capacitance
8.5
pF
Hysteresis4, 6
2
15
mV
Hysteresis can be turned on or off via the
CMPHYST bit in the CMPCON register
Response Time
4
μs
100 mV overdrive and configured with
CMPRES = 11
TEMPERATURE SENSOR
Voltage Output at 25°C
1.415
V
ADuC7124
1.392
V
ADuC7126
Voltage Temperature Coefficient
3.914
mV/°C
ADuC7124
4.52
mV/°C
ADuC7126
Accuracy
±3
°C
A single point calibration is required
θJA Thermal Impedance
64-Lead LFCSP
24
°C/W
POWER SUPPLY MONITOR (PSM)
IOVDD Trip Point Selection
2.79
V
Two selectable trip points
3.07
V
Power Supply Trip Point Accuracy
±2.5
%
Of the selected nominal trip point voltage
POWER-ON RESET
2.41
V
WATCHDOG TIMER (WDT)
Timeout Period
0
512
sec
FLASH/EE MEMORY
Endurance9
10,000
Cycles
Data Retention10
20
Years
TJ = 85°C
DIGITAL INPUTS
All digital inputs excluding XCLKI and XCLKO
Logic 1 Input Current
±0.2
±1
μA
VIH = VDD or VIH = 5 V
Logic 0 Input Current
40
60
μA
VIL = 0 V; except TDI, TDO, and RTCK
80
120
μA
VIL = 0 V; TDI, TDO, and RTCK
Input Capacitance
5
pF
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