Datasheet > ADUC7028

ADUC7028

更新时间： 2023-09-23 06:49:07

品牌	Logo	应用领域
亚德诺 - ADI		控制器微控制器
页数	文件大小	规格书
92页	978K
描述
精密模拟微控制器，12位模拟I/O，ARM7TDMI® MCU

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数据手册

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ADUC7028 数据手册

ADuC7019/20/21/22/24/25/26/27

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

ANALOG OUTPUTS

Output Voltage Range_0

0 to

DAC_REFrange: DACGND to DACV_DD

DAC_REF

Output Voltage Range_1

Output Voltage Range_2

0 to 2.5

0 to

DACV_DD

Output Impedance

DAC AC CHARACTERISTICS

Voltage Output Settling Time

Digital to Analog Glitch Energy

COMPARATOR

ꢀs

nV-sec

1 LSB change at major carry

Input Offset Voltage

Input Bias Current

Input Voltage Range

Input Capacitance

Hysteresis^{4, 6}

ꢀA

AGND

AV_DD− 1.2

Hysteresis can be turned on or off via the

CMPHYST bit in the CMPCON register

100 mV overdrive and configured with

CMPRES = 11

Response Time

ꢀs

TEMPERATURE SENSOR

Voltage Output at 25°C

Voltage TC

780

−1.3

mV/°C

°C

Accuracy

POWER SUPPLY MONITOR (PSM)

IOV_DDTrip Point Selection

2.79

3.07

2.5

Two selectable trip points

Power Supply Trip Point Accuracy

POWER-ON RESET

GLITCH IMMUNITY ON RESET PIN³

WATCHDOG TIMER (WDT)

Timeout Period

Of the selected nominal trip point voltage

2.36

ꢀs

512

sec

FLASH/EE MEMORY

Endurance¹⁰

Data Retention¹¹

10,000

cycles

years

T_J= 85°C

DIGITAL INPUTS

Logic 1 Input Current

Logic 0 Input Current

All digital inputs excluding XCLKI and XCLKO

V_IH= VDD or V_IH= 5 V

V_IL= 0 V; except TDI on

0.2

−40

−60

ꢀA

ADuC7019/20/21/22/24/25

−80

−120

0.8

ꢀA

V_IL= 0 V; TDI, on ADuC7019/20/21/22/24/25

Input Capacitance

LOGIC INPUTS³

V_INL, Input Low Voltage

V_INH, Input High Voltage

LOGIC OUTPUTS

V_OH, Output High Voltage

V_OL, Output Low Voltage¹²

CRYSTAL INPUTS XCLKI and XCLKO

Logic Inputs, XCLKI Only

V_INL, Input Low Voltage

V_INH, Input High Voltage

XCLKI Input Capacitance

XCLKO Output Capacitance

All logic inputs excluding XCLKI and XCLKO

2.0

2.4

All digital outputs excluding XCLKI and XCLKO

I_SOURCE= 1.6 mA

I_SINK= 1.6 mA

0.4

1.1

1.7

Rev. A | Page 7 of 92

1...4 5 678 9 10...92

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