 2016 Microchip Technology Inc.

DS20005651A-page 5

MM5450/51

TABLE 1-1:

ELECTRICAL CHARACTERISTICS

Electrical Characteristics:

unless otherwise noted.

Parameter

Symbol

Min.

Typ.

Max.

Units

Conditions

Power Supply Current

—

——

8.5

mA

–25°C to +85°C, excluding output loads

——

10

–40°C to +85°C, excluding output loads

Data Input Voltage

–0.3

—

0.8

V

Logic-0 level, ±10 µA input bias

2.2

—

—

2

—

Brightness Control Input

Current

—

0

—

0.75

mA

Note 1

Output Sink Current

—

——

10

µA

0

—

10

Brightness input = 0 µA

2.0

2.7

4

mA

Brightness input = 100 µA

15

—

25

Brightness input = 750 µA

Brightness Control Input

Voltage

—

3.0

—

4.3

V

Input current = 750 µA

Output Matching

—

—

—

±20

%

Note 3, Note 4

Clock Input Frequency

——

500

kHz

Note 5, Note 6

Clock Input High Time

950

——

ns

Note 5, Note 6

Clock Input Low Time

950

——

ns

Note 5, Note 6

Data Input Setup Time

300

——

ns

—

Data Input Hold Setup

Time

300

——

ns

—

Data Enable Input Setup

Time

100

——

ns

—

Reset Pad Current

—

–8

—

8

µA

Die.

Note 1:

With a fixed resistor on the brightness input pin, some variation in brightness will occur among devices.

2:

See Figure 2-1, Figure 2-2, and Figure 2-3 for recommended operating conditions and limits. Absolute

maximum for each output should be limited to 40 mA.

3:

4:

5:

cycle.

6:

Clock input rise and fall times must not exceed 300 ns.