Rainbow-electronics MAX1204 Manual do Utilizador descarregar pdf (Página 5)

MAX1204

5V, 8-Channel, Serial, 10-Bit ADC

with 3V Digital Interface

_______________________________________________________________________________________ 5

CS = VL (Note 6)

CS = VL

SOURCE

= 1mA

SINK

= 3mA

SHDN = open

SHDN = 0V

SHDN = V

(Note 6)

= 0V or V

CONDITIONS

pF15C

OUT

Three-State Output Capacitance

µA±10I

Three-State Leakage Current

VVL - 0.5V

Output Voltage High

0.4

Output Voltage Low

nA-100 100

SHDN Maximum Allowed

Leakage, Mid-Input

µA-4.0I

SHDN Input Current, Low

µA4.0I

SHDN Input Current, High

- 0.5V

SHDN Input High Voltage

V0.8V

V2.0V

DIN, SCLK, CS Input High Voltage

DIN, SCLK, CS Input Low Voltage

pF15C

DIN, SCLK, CS Input Capacitance

µA±1I

DIN, SCLK, CS Input Leakage

V0.15V

HYST

DIN, SCLK, CS Input Hysteresis

UNITSMIN TYP MAXSYMBOLPARAMETER

ELECTRICAL CHARACTERISTICS

= +5V ±5%, VL = 2.7V to 5.25V; V

= 0V or -5V ±5%; f

SCLK

= 2.0MHz, external clock (50% duty cycle); 15 clocks/conversion

cycle (133ksps); 4.7µF capacitor at REF; T

= T

MIN

to T

MAX

; unless otherwise noted.)

SINK

= 5mA

0.4

Output Voltage Low

SINK

= 8mA 0.3

SINK

= 6mA 0.3

SOURCE

= 1mA V4V

Output Voltage High

CS = 5V

µA±10I

Three-State Leakage Current

CS = 5V (Note 6)

pF15C

OUT

Three-State Output Capacitance

V1.5 V

- 1.5V

SHDN Input Mid-Voltage

V0.5V

SHDN Input Low Voltage

SHDN = open

V2.75V

FLT

SHDN Voltage, Floating

DIGITAL INPUTS: DIN, SCLK, ,

DIGITAL OUTPUTS: DOUT, SSTRB (V

= 2.7V to 3.6V)

DIGITAL OUTPUTS: DOUT, SSTRB (V

= 4.75V to 5.25V)

1 2 3 4 5 6 7 8 9 10 ... 23 24

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