Rainbow-electronics MAX7313 Manual de usuario descargar pdf (Pagina 3)

MAX7313

16-Port I/O Expander with LED Intensity

Control and Interrupt

_______________________________________________________________________________________ 3

ELECTRICAL CHARACTERISTICS (continued)

(Typical Operating Circuit, V+ = 2V to 3.6V, T

= T

MIN

to T

MAX

, unless otherwise noted. Typical values are at V+ = 3.3V, T

= + 25°C.)

(Note 1)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

= +25°C 0.15 0.26

= -40°C to +85°C 0.3V+ = 2V, I

SINK

= 20mA

= T

MIN

to T

MAX

0.32

= +25°C 0.13 0.23

= -40°C to +85°C 0.26

V+ = 2.5V, I

SINK

= 20mA

= T

MIN

to T

MAX

0.28

= +25°C 0.12 0.23

= -40°C to +85°C 0.24

Output Low Voltage

P0–P15, INT/O16

V+ = 3.3V, I

SINK

= 20mA

= T

MIN

to T

MAX

0.26

Output Low-Voltage SDA V

OLSDA

SINK

= 6mA 0.4 V

PWM Clock Frequency f

PWM

32 kHz

TIMING CHARACTERISTICS

(Typical Operating Circuit, V+ = 2V to 3.6V, T

= T

MIN

to T

MAX

, unless otherwise noted. Typical values are at V+ = 3.3V, T

= +25°C.)

(Note 1)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

Serial Clock Frequency f

SCL

400 kHz

Bus Free Time Between a STOP and a START

Condition

BUF

1.3 µs

Hold Time, Repeated START Condition t

STA

0.6 µs

Repeated START Condition Setup Time t

STA

0.6 µs

STOP Condition Setup Time t

STO

0.6 µs

Data Hold Time t

DAT

(Note 2) 0.9 µs

Data Setup Time t

DAT

180 ns

SCL Clock Low Period t

LOW

1.3 µs

SCL Clock High Period t

HIGH

0.7 µs

Rise Time of Both SDA and SCL Signals, Receiving t

(Notes 3, 4)

20 +

0.1C

300 ns

Fall Time of Both SDA and SCL Signals, Receiving t

(Notes 3, 4)

20 +

0.1C

300 ns

Fall Time of SDA Transmitting t

F.TX

(Notes 2, 3, 5)

20 +

0.1C

250 ns

Pulse Width of Spike Suppressed t

(Notes 2, 6) 50 ns

Capacitive Load for Each Bus Line C

(Notes 2, 3) 400 pF

1 2 3 4 5 6 7 8 ... 26 27

Control and Interrupt 1

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Rainbow-electronics MAX7313 Manual de usuario Pagina 3

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