参数资料
型号: EVAL-ADUC7121QSPZ
厂商: Analog Devices Inc
文件页数: 78/96页
文件大小: 0K
描述: BOARD EVALUATION FOR ADUC7121
设计资源: ADUC7121 Gerber Files
ADUC7121 Schematic
标准包装: 1
系列: MicroConverter® ADuC7xxx
类型: MCU
适用于相关产品: ADUC7121
所含物品: 板,CD
ADuC7121
Data Sheet
Rev. B | Page 8 of 96
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
TEMPERATURE SENSOR11
After user calibration
Voltage Output at 25°C
707
mV
Voltage Temperature Coefficient
1.25
mV/°C
Accuracy
±3
°C
MCU in power-down or standby mode before
measurement
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
2.36
V
WATCHDOG TIMER (WDT)
Timeout Period
0
512
sec
FLASH/EE MEMORY
Endurance12
10,000
Cycles
Data Retention13
20
Years
TJ = 85°C
DIGITAL INPUTS
All digital inputs excluding XCLKI and XCLKO
Logic 1 Input Current
±0.2
±1
A
VIH = VDD
Logic 0 Input Current
40
60
A
VIL = 0 V; except TDI
Input Capacitance
10
pF
LOGIC INPUTS4
All logic inputs excluding XCLKI
VINL, Input Low Voltage4
0.8
V
VINH, Input High Voltage4
2.0
V
LOGIC OUTPUTS
All digital outputs excluding XCLKO
VOH, Output High Voltage
2.4
V
ISOURCE = 1.6 mA
VOL, Output Low Voltage14
0.4
V
ISINK = 1.6 mA
CRYSTAL INPUTS (XCLKI AND XCLKO)
Logic Inputs, XCLKI Only
VINL, Input Low Voltage
1.1
V
VINH, Input High Voltage
1.7
V
XCLKI Input Capacitance
20
pF
XCLKO Output Capacitance
20
pF
INTERNAL OSCILLATOR
32.768
kHz
±3
%
MCU CLOCK RATE
From 32 kHz Internal Oscillator
326
kHz
Clock divider (CD) = 7
From 32 kHz External Crystal
41.78
MHz
CD = 0
Using an External Clock
0.05
41.78
MHz
TA = 95°C
START-UP TIME
Core clock (HCLK) = 41.78 MHz
At Power-On
70
ms
From Pause/Nap Mode
24
ns
CD = 0
3.06
s
CD = 7
From Sleep Mode
1.58
ms
From Stop Mode
1.7
ms
PROGRAMMABLE LOGIC ARRAY (PLA)
Pin Propagation Delay
12
ns
From input pin to output pin
Element Propagation Delay
2.5
ns
POWER REQUIREMENTS15, 16
Power Supply Voltage Range
AVDD to AGND and IOVDD to IOGND
3.0
3.6
V
Analog Power Supply Currents
AVDD Current
200
A
ADC in idle mode
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