2.7V to 3.6V and 4.5V to 5.5V, Low-Power,

4-/8-/12-Channel 2-Wire Serial 8-Bit ADCs

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3

ELECTRICAL CHARACTERISTICS (continued)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Internal clock, SCAN[1:0] = 01

(MAX11600/MAX11601)

76

SCAN[1:0] = 00 CS[3:0] = 0111

(MAX11602/MAX11603)

76

Internal clock, SCAN[1:0] = 00

CS[3:0] = 1011 (MAX11604/MAX11605)

77

Throughput Rate

External clock

188

ksps

Track/Hold Acquisition Time

588

ns

Internal Clock Frequency

2.25

MHz

External clock, fast mode

45

Aperture Delay

External clock, high-speed mode

30

ns

ANALOG INPUT (AIN0–AIN11)

Unipolar

0

Input Voltage Range, Single

Ended and Differential (Note 6)

Bipolar

V

Input Multiplexer Leakage Current

±0.01

±1µA

Input Capacitance

18

pF

INTERNAL REFERENCE (Note 7)

MAX11601/MAX11603/MAX11605

1.925

2.048

2.171

Reference Voltage

MAX11600/MAX11602/MAX11604

3.850

4.096

4.342

V

Reference Temperature

Coefficient

120

ppm/

°C

Reference Short-Circuit Current

10

mA

Reference Source Impedance

(Note 8)

675

Ω

EXTERNAL REFERENCE

Reference Input Voltage Range

(Note 9)

1.0

V

REF Input Current

14

30

µA

DIGITAL INPUTS/OUTPUTS (SCL, SDA)

Input High Voltage

V

Input Low Voltage

V

Input Hysteresis

V

Input Current

±10

µA

Input Capacitance

15

pF

Output Low Voltage

0.4

V