Datasheet > MAX1020

MAX1020

更新时间： 2023-12-20 18:45:02

品牌	Logo	应用领域
亚德诺 - ADI		先进先出芯片温度传感传感器温度传感器
页数	文件大小	规格书
44页	606K
描述
10位、多通道ADC/DAC，带有FIFO、温度传感器和GPIO端口

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数据手册

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MAX1020 数据手册

10-Bit, Multichannel ADCs/DACs with FIFO,

Temperature Sensing, and GPIO Ports

EꢁECTRꢂCAꢁ CHARACTERꢂSTꢂCS (continued)

= V

= 2.7V to 3.6V (MAX1057), external reference V

= 2.5V (MAX1057), V

= V

= 4.75V to 5.25V

DVDD

AVDD

DVDD

REF

AVDD

(MAX1020/MAX1022/MAX1058), external reference V

= 4.096V (MAX1020/MAX1022/MAX1058), f

= 3.6MHz (50% duty cycle),

REF

CLK

= -40ꢀC to +85ꢀC, unless otherwise noted. Typical values are at V

= V

= 3V (MAX1057), V

= V

= 5V

DVDD

AVDD

DVDD

AVDD

(MAX1020/MAX1022/MAX1058), T = +25ꢀC. Outputs are unloaded, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

= 2mA

SOURCE

MIN

DVDD

0.5

TYP

MAX

UNITS

Output-Voltage High

Tri-State Leakage Current

Tri-State Output Capacitance

DIGITAL OUTPUT (EOC) (Note 14)

Output-Voltage Low

µA

OUT

= 2mA

0.4

SINK

DVDD

0.5

Output-Voltage High

= 2mA

SOURCE

Tri-State Leakage Current

µA

Tri-State Output Capacitance

OUT

DIGITAL OUTPUTS (GPIO_) (Note 14)

GPIOB_, GPIOC_ Output-

Voltage Low

= 2mA

0.4

0.8

SINK

= 4mA

SINK

GPIOB_, GPIOC_ Output-

Voltage High

DVDD

0.5

= 2mA

SOURCE

GPIOA_ Output-Voltage Low

GPIOA_ Output-Voltage High

Tri-State Leakage Current

= 15mA

0.8

SINK

DVDD

0.8

= 15mA

SOURCE

µA

Tri-State Output Capacitance

OUT

POWER REQUIREMENTS (Note 15)

Digital Positive-Supply Voltage

Digital Positive-Supply Current

2.70

DVDD

AVDD

Idle, all blocks shut down

Only ADC on, external reference

MAX1057

0.2

µA

2.7

3.6

5.25

Analog Positive-Supply Voltage

Analog Positive Supply Current

AVDD

27/MAX1058

MAX1020/MAX1022/MAX1058

Idle, all blocks shut down

4.75

0.2

2.8

2.6

1.5

-77

µA

= 225ksps

= 100ksps

4.2

SAMPLE

Only ADC on,

external reference

IDD

All DACs on, no load, internal reference

4.0

= 2.7V, MAX1057

AVDD

REF1 Positive-Supply Rejection

DAC Positive-Supply Rejection

PSRR

PSRD

= 4.75V

AVDD

-80

0.1

MAX1020/MAX1022/MAX1058

MAX1057, V

= 2.7V to 3.6V

0.5

AVDD

Output

code =

FFFhex

MAX1020/MAX1022/MAX1058,

= 4.75V to 5.25V

AVDD

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