OP281 datasheet(5/88 Pages) AD

부품명	OP281

상세설명	MicroConverter짰 12-Bit ADCs and DACs with Embedded High Speed 62-kB Flash MCU

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5 / 88 page

ADuC841/ADuC842/ADuC843

Rev. 0 | Page 5 of 88

Parameter

VDD = 5 V

VDD = 3 V

Unit

Test Conditions/Comments

LOGIC INPUTS4

INPUT VOLTAGES

All Inputs Except SCLOCK, SDATA, RESET, and

XTAL1

VINL, Input Low Voltage

VINH, Input High Voltage

SDATA

VINL, Input Low Voltage

VINH, Input High Voltage

0.8

2.0

0.8

2.0

0.4

2.0

0.8

2.0

V max

V min

V max

V min

SCLOCK and RESET Only4

(Schmitt-Triggered Inputs)

VT+

VT–

VT+ – VT–

1.3

3.0

0.8

1.4

0.3

0.85

0.95

0.25

0.4

1.1

0.3

0.85

V min

V max

V min

V max

V min

V max

CRYSTAL OSCILLATOR

Logic Inputs, XTAL1 Only

VINL, Input Low Voltage

0.8

0.4

V typ

VINH, Input High Voltage

3.5

2.5

V typ

XTAL1 Input Capacitance

18

pF typ

XTAL2 Output Capacitance

18

pF typ

MCU CLOCK RATE

16.78

20

8.38

MHz max

ADuC842/ADuC843 Only

ADuC841 Only

DIGITAL OUTPUTS

Output High Voltage (VOH)

2.4

V min

VDD = 4.5 V to 5.5 V

4

V typ

ISOURCE = 80 µA

2.4

V min

VDD = 2.7 V to 3.3 V

2.6

V typ

ISOURCE = 20 µA

Output Low Voltage (VOL)

ALE, Ports 0 and 2

0.4

V max

ISINK = 1.6 mA

0.2

V typ

ISINK = 1.6 mA

Port 3

0.4

V max

ISINK = 4 mA

SCLOCK/SDATA

0.4

V max

ISINK = 8 mA, I2C Enabled

Floating State Leakage Current4

±10

µA max

±1

µA typ

STARTUP TIME

At any core CLK

At Power-On

500

ms typ

From Idle Mode

100

µs typ

From Power-Down Mode

Wake-up with INT0 Interrupt

150

400

µs typ

Wake-up with SPI/I2C Interrupt

150

400

µs typ

Wake-up with External RESET

150

400

µs typ

After External RESET in Normal Mode

30

ms typ

After WDT Reset in Normal Mode

3

ms typ

Controlled via WDCON SFR

유사한 부품 번호 - OP281

제조업체	부품명	데이터시트	상세설명
Analog Devices	OP281	448Kb / 16P	Ultralow Power, Rail-to-Rail Output Operational Amplifiers REV. 0
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유사한 설명 - OP281

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	ADUC841	903Kb / 88P	MicroConverter 12-Bit ADCs and DACs with Embedded High Speed 62-kB Flash MCU REV. 0
	ADUC842	908Kb / 88P	MicroConverter 12-Bit ADCs and DACs with Embedded High Speed 62-kB Flash MCU Rev. 0
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OP281 데이터시트(PDF) 5 Page - Analog Devices

OP281 데이터시트(HTML) 5 Page - Analog Devices

유사한 부품 번호 - OP281

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