MAX1202BCSLASHD datasheet(5/24 Pages) MAXIM

5 / 24 page

5V, 8-Channel, Serial, 12-Bit ADCs

with 3V Digital Interface

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ELECTRICAL CHARACTERISTICS (continued)

(VDD = +5V ±5%, VL = 2.7V to 3.6V; VSS = 0V or -5V ±5%; fSCLK = 2.0MHz, external clock (50% duty cycle); 15 clocks/conversion

cycle (133ksps); MAX1202—4.7µF capacitor at REF pin; MAX1203—external reference, VREF = 4.096V applied to REF pin;

TA = TMIN to TMAX; unless otherwise noted.)

CS = VL (Note 6)

CS = VL

ISOURCE = 1mA

ISINK = 3mA

SHDN = open

SHDN = 0V

SHDN = VDD

(Note 6)

VIN = 0V or VDD

SHDN = open

ISINK = 5mA

CONDITIONS

COUT

Three-State Output Capacitance

µA

±10

Three-State Leakage Current

VL - 0.5

VOH

Output Voltage High

0.4

VOL

Output Voltage Low

-100

100

SHDN Maximum Allowed

Leakage, Mid-Input

2.75

VFLT

SHDN Voltage, Floating

µA

-4.0

ISL

SHDN Input Current, Low

µA

4.0

ISH

SHDN Input Current, High

VDD - 0.5

VSH

SHDN Input High Voltage

0.4

VOL

Output Voltage Low

0.8

VIL

2.0

VIH

DIN, SCLK, CS Input High Voltage

DIN, SCLK, CS Input Low Voltage

ISINK = 8mA

0.3

1.5

VDD - 1.5

ISINK = 6mA

VSM

0.3

CIN

DIN, SCLK, CS Input Capacitance

µA

±1

IIN

DIN, SCLK, CS Input Leakage

SHDN Input Mid-Voltage

ISOURCE = 1mA

0.15

VHYST

DIN, SCLK, CS Input Hysteresis

VOH

Output Voltage High

CS = 5V

µA

±10

Three-State Leakage Current

UNITS

MIN

TYP

MAX

SYMBOL

PARAMETER

CS = 5V (Note 6)

COUT

Three-State Output Capacitance

0.5

VSL

SHDN Input Low Voltage

DIGITAL INPUTS: DIN, SCLK, C

S, S

DIGITAL OUTPUTS: DOUT, SSTRB (VL = 2.7V to 3.6V)

DIGITAL OUTPUTS: DOUT, SSTRB (VL = 4.75V to 5.25V)

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