Rainbow-electronics MAX13362 Manual de usuario descargar pdf (Pagina 3)

MAX13362

24-Channel Automotive Switch Monitor

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PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

LOGIC LEVELS

INT Output-Voltage Low V

OLINT

Sinking 1mA 0.4 V

SDO Output-Voltage Low

OLSDO

Sinking 1mA

0.2 x V

SDO Output-Voltage High

OHSDO

Sourcing 1mA

0.8 x V

SDO Leakage Current in High-

Impedance Mode

LSDO

= 5V -1 +1 µA

SDI, CLK, CS Input-Voltage Low

0.33 x V

D D

SDI, CLK, CS Input-Voltage High

0.66 x V

D D

SD Input Low Voltage V

ILSD

0.8 V

SD Input High Voltage V

IHSD

2.4 V

SDI Internal Pulldown Resistor R

30 50 120 kΩ

CLK Pin Leakage

LEAKCLK

CLK

= 5V, T

= +25°C 1 µA

CS Pin Leakage

LEAKCS

= 5V, T

= +25°C 1 µA

SD Pin Leakage

LEAKSD

= 5V, T

= +25°C 1 µA

INT Pin Leakage

LEAKINT

INT

= high impedance, T

= +25°C 1 µA

THERMAL SHUTDOWN

Thermal Shutdown Threshold T

SHDN

Temperature rising (Note 4)

+150 +165

°C

Thermal Shutdown Hysteresis T

HYST

15 °C

TIMING

Switch Inputs Deglitching Time t

37 50 63 µs

CLK Frequency Range f

CLK

(Note 4)

0.01

4 MHz

Falling Edge of CS to Rising

Edge of CLK Setup Time

LEAD

Polling mode, input rise/fall time

< 10ns (Note 4)

100

Falling Edge of CLK to Rising

Edge of CS Setup Time

LAG

Input rise/fall time < 10ns

(Note 4)

100

SDI-to-CLK Falling Edge Setup

Time

SI(SU)

(Note 4) 30 ns

SDI Hold Time After Falling Edge

of CLK

(

HOLD

)

(Note 4) 20 ns

Time from Rising Edge of CLK to

SDO Data Valid

VALID

SDO

= 50pF (Note 3) 70 ns

Time from Falling Edge of CS to

SDO Low Impedance

SO(EN)

(Note 4) 55 ns

Time from Rising Edge of CS to

SDO High Impedance

SDO

(

DIS

)

(Note 4) 55 ns

ELECTRICAL CHARACTERISTICS (continued)

= 5V, V

= 14V, T

= -40°C to +125°C, unless otherwise noted. Typical values are at T

=+25°C.)

1 2 3 4 5 6 7 8 ... 13 14

MAX13362 1

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Rainbow-electronics MAX13362 Manual de usuario Pagina 3

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