參數(shù)資料
型號(hào): ADUC7021BCPZ62-RL7
廠商: Analog Devices Inc
文件頁數(shù): 67/92頁
文件大?。?/td> 0K
描述: IC MCU 12BIT 1MSPS UART 40-LFCSP
標(biāo)準(zhǔn)包裝: 750
系列: MicroConverter® ADuC7xxx
核心處理器: ARM7
芯體尺寸: 16/32-位
速度: 44MHz
連通性: EBI/EMI,I²C,SPI,UART/USART
外圍設(shè)備: PLA,PWM,PSM,溫度傳感器,WDT
輸入/輸出數(shù): 13
程序存儲(chǔ)器容量: 64KB(32K x 16)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 2K x 32
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x12b,D/A 2x12b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 125°C
封裝/外殼: 40-VFQFN 裸露焊盤,CSP
包裝: 帶卷 (TR)
ADuC7019/20/21/22/24/25/26/27/28
Rev. B | Page 7 of 92
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DAC AC CHARACTERISTICS
Voltage Output Settling Time
10
μs
Digital-to-Analog Glitch Energy
±20
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
7
pF
Hysteresis4, 6
2
15
mV
Hysteresis can be turned on or off via the
CMPHYST bit in the CMPCON register
Response Time
3
μs
100 mV overdrive and configured with CMPRES = 11
TEMPERATURE SENSOR
Voltage Output at 25°C
780
mV
Voltage TC
1.3
mV/°C
Accuracy
±3
°C
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
GLITCH IMMUNITY ON RESET PIN3
50
μs
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 on
ADuC7019/20/21/22/24/25
80
120
μA
VIL = 0 V; TDI on ADuC7019/20/21/22/24/25
Input Capacitance
10
pF
LOGIC INPUTS3
All logic inputs excluding XCLKI
VINL, Input Low Voltage
0.8
V
VINH, Input High Voltage
2.0
V
LOGIC OUTPUTS
All digital outputs excluding XCLKO
VOH, Output High Voltage
2.4
V
ISOURCE = 1.6 mA
VOL, Output Low Voltage11
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
CD = 7
From 32 kHz External Crystal
41.78
MHz
CD = 0
Using an External Clock
0.05
44
MHz
TA = 85°C
0.05
41.78
MHz
TA = 125°C
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