MAX11115AUT+ datasheet(3/25 Pages) MAXIM

Part #	MAX11115AUT+

Description	2Msps/3Msps, Low-Power, Serial 12-/10-/8-Bit ADCs

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Manufacturer	MAXIM [Maxim Integrated Products]

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_______________________________________________________________________________________ 3

2Msps/3Msps, Low-Power,

Serial 12-/10-/8-Bit ADCs

ELECTRICAL CHARACTERISTICS (MAX11102/MAX11103/MAX11105) (continued)

(VDD = 2.2V to 3.6V, VREF = VDD, VOVDD = VDD, fSCLK = 48MHz, 50% duty cycle, 3Msps (MAX11103); fSCLK = 32MHz, 50%

duty cycle, 2Msps (MAX11102/MAX11105), CDOUT = 10pF, TA = -40NC to +125NC, unless otherwise noted. Typical values are at

TA = +25NC.)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Small-Signal Bandwidth

45

MHz

Crosstalk

MAX11102/MAX11103

-90

dB

CONVERSION RATE

Throughput

MAX11103

0.03

3

Msps

MAX11102/MAX11105

0.02

2

Conversion Time

MAX11103

260

ns

MAX11102/MAX11105

391

Acquisition Time

tACQ

52

ns

Aperture Delay

From CS falling edge

4

Aperture Jitter

15

ps

Serial-Clock Frequency

fCLK

MAX11103

0.48

48

MHz

MAX11102/MAX11105

0.32

32

ANALOG INPUT (AIN1, AIN2/AIN)

Input Voltage Range

VINA__

0

VREF

V

Input Leakage Current

IILA

2nA

Q

1

F

A

Input Capacitance

CAIN_

Track

20

pF

Hold

4

EXTERNAL REFERENCE INPUT (REF) (MAX11102/MAX11103)

Reference Input Voltage Range

VREF

1

VDD +

0.05

V

Reference Input Leakage Current

IILR

Conversion stopped

0.005

Q

1

F

A

Reference Input Capacitance

CREF

5

pF

DIGITAL INPUTS (SCLK, CS, CHSEL)

Digital Input High Voltage

VIH

(Note 2)

75

%OVDD

Digital Input Low Voltage

VIL

(Note 2)

25

%OVDD

Digital Input Hysteresis

VHYST

(Note 2)

15

%OVDD

Digital Input Leakage Current

IIL

Inputs at GND or VDD

1nA

Q

1

F

A

Digital Input Capacitance

CIN

2

pF

DIGITAL OUTPUT (DOUT)

Output High Voltage

VOH

ISOURCE = 200FA (Note 2)

85

%OVDD

Output Low Voltage

VOL

ISINK = 200FA (Note 2)

15

%OVDD

High-Impedance Leakage

Current

IOL

Q

1.0

F

A

High-Impedance Output

Capacitance

COUT

4

pF

POWER SUPPLY

Positive Supply Voltage

VDD

2.2

3.6

V

Digital I/O Supply Voltage

VOVDD

MAX11102/MAX11103

1.5

VDD

V

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