Datasheet > ADT7519ARQZ1-REEL

ADT7519ARQZ1-REEL

更新时间： 2022-11-26 05:13:39

品牌	Logo	应用领域
亚德诺 - ADI		传感器温度传感器
页数	文件大小	规格书
44页	1873K
描述
SPI/I2C Compatible, Temperature Sensor, Four Channel ADC and Quad Voltage Output DAC

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ADT7516/ADT7517/ADT7519

Parameter¹

Min

Typ

Max

Unit

Conditions/Comments

ON-CHIP REFERENCE

Reference Voltage

2.28

Temperature Coefficient⁴

ppm/°C

OUTPUT CHARACTERISTICS

Output Voltage ⁶

0.001

V_DD− 0.1

This is a measure of the minimum and maximum

drive capability of the output amplifier.

DC Output Impedance

Short Circuit Current

0.5

2.5

Ω

µs

V_DD= 5 V.

V_DD= 3 V.

Power-Up Time

Coming out of power-down mode. V_DD= 5 V.

Coming out of power-down mode. V_DD= 3.3 V.

µs

DIGITAL INPUTS

Input Current

0.8

µA

V_IN= 0 V to V_DD.

V_IL, Input Low Voltage

V_IH, Input High Voltage

Pin Capacitance

1.89

All digital inputs.

Input filtering suppresses noise spikes of less

than 50 ns.

SCL, SDA Glitch Rejection

LDAC Pulse Width

Edge triggered input.

DIGITAL OUTPUT

Digital High Voltage, V_OH

Output Low Voltage, V_OL

Output High Current, I_OH

Output Capacitance, C_OUT

INT/INT Output Saturation Voltage

2.4

I_SOURCE= I_SINK= 200 µA.

I_OL= 3 mA.

V_OH= 5 V.

0.4

0.8

_OUT= 4 mA.

I²C TIMING CHARACTERISTICS ^{7, 8}

Serial Clock Period, t₁

Data In Setup Time to SCL High, t₂

Data Out Stable after SCL Low, t₃

SDA Low Setup Time to SCL

Low (Start Condition), t₄

2.5

µs

Fast Mode I²C. See Figure 2.

See Figure 2.

SDA High Hold Time after SCL

High (Stop Condition), t₅

See Figure 2.

SDA and SCL Fall Time, t₆

, 9

SPI TIMING CHARACTERISTICS

CS to SCLK Setup Time, t₁

SCLK High Pulse Width, t₂

SCLK Low Pulse Width, t₃

See Figure 3.

Data Access Time after SCLK

Falling Edge, t₄, ¹⁰

Data Setup Time Prior to SCLK

Rising Edge, t₅

See Figure 3.

Data Hold Time after SCLK Rising

Edge, t₆

CS to SCLK Hold Time, t₇

µs

See Figure 3.

CS to DOUT High Impedance, t₈

Rev. A | Page 5 of 44

1 2 3 456 7 8...44

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