MAX1067BEEE datasheet(3/30 Pages) MAXIM

3 / 30 page

Multichannel, 14-Bit, 200ksps Analog-to-Digital

Converters

_______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

(AVDD = DVDD = +4.75V to +5.25V, fSCLK = 4.8MHz external clock (50% duty cycle), 24 clocks/conversion (200ksps), external VREF

= +4.096V, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Acquisition Time

tACQ

(Note 6)

729

External clock, data transfer and conversion

0.1

4.8

Serial Clock Frequency

fSCLK

External clock, data transfer only

MHz

Internal Clock Frequency

fINTCLK

Internal clock

3.2

4.0

MHz

Aperture Delay

tAD

Aperture Jitter

tAJ

<50

8-bit-wide data-transfer mode

4.17

200.00

16-bit-wide data-transfer mode

3.125

150.000

Internal clock, single conversion, 8-bit-wide

data-transfer mode

Internal clock, single conversion, 16-bit-

wide data-transfer mode

Internal clock, scan mode, 8-bit-wide data-

transfer mode (four conversions)

103

Sample Rate (Note 7)

External clock, scan mode, 16-bit-wide

data-transfer mode (four conversions)

ksps

Duty Cycle

ANALOG INPUT (AIN_)

Input Range

VAIN_0

VREF

Input Capacitance

CAIN_45

EXTERNAL REFERENCE

Input Voltage Range

VREF

(Note 8)

3.8

AVDD – 0.2

VAIN_ = 0

SCLK idle

0.1

Input Current

IREF

CS = DVDD, SCLK idle

0.1

µA

INTERNAL REFERENCE

Reference Voltage

VREFIN

4.042

4.096

4.136

Reference Short-Circuit Current

IREFSC

Reference Temperature

Coefficient

±25

ppm/°C

Reference Wake-Up Time

tRWAKE

VREF = 0

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