Rainbow-electronics MAX6963 Bedienungsanleitung PDF herunterladen (Seite 3)

MAX6960–MAX6963

4-Wire Serially Interfaced

8 x 8 Matrix Graphic LED Drivers

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ELECTRICAL CHARACTERISTICS (continued)

(V+ = 2.7V to 3.6V, T

= T

MIN

to T

MAX

, typical values at V+ = 3.3V, T

= +25°C, unless otherwise noted.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

LOGIC INPUTS AND OUTPUTS

Input Leakage Current

DIN, CLK, CS, OSC, ADDIN,

ADDCLK, RST

, I

-200 +20 +200

Logic-High Input Voltage

DIN, CLK, CS, OSC, ADDIN,

ADDCLK

IHI

0.7 x

V+

Logic-Low Input Voltage

DIN, CLK, CS, OSC, ADDIN,

ADDCLK

ILO

0.3 x

V+

Logic-High Input Voltage RST V

IHR

0.95 x

V+

Logic-Low Input Voltage RST V

ILR

0.4 x

V+

DOUT Output Rise and Fall Times

FTDO

LOAD

= 100pF 10 ns

DOUT Output High Voltage V

OHDO

SOURCE

= 20mA

V+ -

0.3

DOUT Output Low Voltage V

OLDO

SINK

= 20mA 0.3 V

ADDOUT Output High Voltage

OHADO

SOURCE

= 500µA

V+ -

0.3

ADDOUT Output Low Voltage

OLADO

SINK

= 500µA 0.3 V

ADDCLK Output High Voltage

OHACK

SOURCE

= 2.5mA

V+ -

0.3

ADDCLK Output Low Voltage

OLACK

SINK

= 2.5mA 0.3 V

TIMING CHARACTERISTICS

CLK Clock Period t

50 ns

CLK Pulse-Width High t

22 ns

CLK Pulse-Width Low t

22 ns

CS Fall to CLK Rise Setup Time t

CSS

12.5

CLK Rise to CS Rise Hold Time t

CSH

0ns

DIN Setup Time t

12.5

DIN Hold Time t

10 ns

Output Data Propagation Delay t

22 ns

Minimum CS Pulse High t

CSW

25 ns

Note 1: All parameters tested at T

= +25°C. Specifications over temperature are guaranteed by design.

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