MAX7316 Ver la hoja de datos (PDF) - Maxim Integrated

Número de pieza

componentes Descripción

Fabricante

MAX7316

10-Port I/O Expander with LED Intensity Control, Interrupt, and Hot-Insertion Protection

Maxim Integrated 

10-Port I/O Expander with LED Intensity

Control, Interrupt, and Hot-Insertion Protection

(TA = +25°C, unless otherwise noted.)

PORT OUTPUT LOW VOLTAGE WITH 50mA

LOAD CURRENT vs. TEMPERATURE

0.6

0.5

0.4 V+ = 2V

V+ = 2.7V

0.3

0.2

V+ = 3.6V

0.1

0

-40 -25 -10 5 20 35 50 65 80 95 110 125

TEMPERATURE (°C)

Typical Operating Characteristics (continued)

PORT OUTPUT LOW VOLTAGE WITH 20mA

LOAD CURRENT vs. TEMPERATURE

0.6

ALL OUTPUTS LOADED

0.5

0.4

0.3

V+ = 2V

0.2

0.1

V+ = 2.7V V+ = 3.6V

0

-40 -25 -10 5 20 35 50 65 80 95 110 125

TEMPERATURE (°C)

PWM CLOCK FREQUENCY

vs. TEMPERATURE

1.050

1.025

1.000

V+ = 3.6V

0.975

0.950

V+ = 2.7V

V+ = 2V

0.925

0.900 NORMALIZED TO V+ = 3.3V, TA = 25°C

-40 -25 -10 5 20 35 50 65 80 95 110 125

TEMPERATURE (°C)

SCOPE SHOT OF 2 OUTPUT PORTS

MAX7316 toc07

MASTER INTENSITY SET TO 1/15

OUTPUT 1

2V/div

OUTPUT 1 INDIVIDUAL INTENSITY

SET TO 1/16

OUTPUT 2 INDIVIDUAL INTENSITY

SET TO 15/16

2ms/div

OUTPUT 2

2V/div

SCOPE SHOT OF 2 OUTPUT PORTS

MAX7316 toc08

0.35

MASTER INTENSITY SET TO 14/15

OUTPUT 1 INDIVIDUAL INTENSITY

SET TO 1/16

OUTPUT 1 0.30

2V/div

0.25

0.20

OUTPUT 2 INDIVIDUAL INTENSITY

SET TO 14/15

2ms/div

0.15

OUTPUT 2

2V/div

0.10

0.05

0

0

SINK CURRENT vs. VOL

V+ = 2V

V+ = 2.7V

V+ = 3.3V

V+ = 3.6V

ONLY ONE OUTPUT LOADED

10

20

30

40

50

SINK CURRENT (mA)

_______________________________________________________________________________________ 5

Share Link: