MAX11647EWC 查看數據表（PDF） - Maxim Integrated

零件编号

产品描述 (功能)

生产厂家

MAX11647EWC

Low-Power, 1-/2-Channel, I2C, 10-Bit ADCs in Ultra-Tiny 1.9mm x 2.2mm Package

Maxim Integrated 

Low-Power, 1-/2-Channel, I2C, 10-Bit ADCs

in Ultra-Tiny 1.9mm x 2.2mm Package

ELECTRICAL CHARACTERISTICS (continued)

(VDD = 2.7V to 3.6V (MAX11647), VDD = 4.5V to 5.5V (MAX11646), VREF = 2.048V (MAX11647), VREF = 4.096V (MAX11646),

fSCL = 1.7MHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C. See Tables 1–5 for programming

notation.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

Internal Clock Frequency

Aperture Delay (Note 6)

External clock, fast mode

tAD

External clock, high-speed mode

ANALOG INPUT (AIN0/AIN1)

Input Voltage Range, Single-

Ended and Differential (Note 7)

Unipolar

Bipolar

Input Multiplexer Leakage

Current

On/off-leakage current, VAIN_ = 0V or VDD

Input Capacitance

CIN

INTERNAL REFERENCE (Note 8)

Reference Voltage

VREF

MAX11647

TA = +25°C

MAX11646

MIN TYP MAX UNITS

2.8

MHz

60

ns

30

0

VREF

V

0

±VREF/2

±0.01 ±1

μA

22

pF

1.968 2.048 2.128

V

3.939 4.096 4.256

Reference-Voltage Temperature

Coefficient

TCVREF

25

ppm/°C

REF Short-Circuit Current

REF Source Impedance

EXTERNAL REFERENCE

2

mA

1.5

k

REF Input Voltage Range

VREF (Note 9)

1

VDD

V

REF Input Current

IREF fSAMPLE = 94.4ksps

40

μA

DIGITAL INPUTS/OUTPUTS (SCL, SDA)

Input High Voltage

Input Low Voltage

Input Hysteresis

VIH

VIL

VHYST

0.7 x VDD

0.1 x VDD

V

0.3 x VDD V

V

Input Current

IIN

VIN = 0V to VDD

±10

μA

Input Capacitance

CIN

15

pF

Output Low Voltage

VOL

ISINK = 3mA

0.4

V

POWER REQUIREMENTS

Supply Voltage

MAX11647

VDD

MAX11646

2.7

3.6

V

4.5

5.5

fSAMPLE = 94.4ksps Internal reference

external clock

External reference

900 1150

670 900

fSAMPLE = 40ksps Internal reference

530

internal clock

External reference

230

Supply Current

IDD

fSAMPLE = 10ksps

Internal reference

internal clock

External reference

380

μA

60

fSAMPLE =1ksps

Internal reference

330

internal clock

External reference

6

Shutdown (internal reference off)

0.5

10

_______________________________________________________________________________________ 3

Share Link: