Si3480

4

Rev. 1.1

1. Electrical Specifications

Table 1. Recommended Operating Conditions

Description

Symbol

Test Conditions

Min

Typ

Max

Units

Operating Temperature

Range

No airflow

–40

—

85

°C

All operating modes

2.7

—

3.6

V

LED Current

LEDBANK pin at 50% duty cycle

—

20

—

mA

Table 2. Absolute Maximum Ratings

Parameter

Conditions

Min

Typ

Max

Units

Ambient Temperature under Bias

–55

—

125

°C

Storage Temperature

–65

—

150

°C

Voltage on any I/O with respect to GND

–0.3

—

5.8

V

–0.3

—

4.2

V

Maximum Total LED Current

—

—

500

mA

Maximum LED Current per Pin

—

—

100

mA

Note: Stresses above those listed under absolute maximum ratings may cause permanent damage to the

device. This is a stress rating only, and functional operation of the devices at those or any other conditions

above those indicated in the operation listings of this specification is not implied. Exposure to maximum rating

conditions for extended periods may affect device reliability.

Table 3. Electrical Characteristics*

Description

Symbol

Test Conditions

Min

Typ

Max

Units

Input High

RST, SCL, SDA,

ALTCFG

2.0

—

—

V

Input Low

RST, SCL, SDA,

ALTCFG

——

0.8

V

Input Leakage Current

RST, and all CFG pins

SCL and SDA high

——

±1

µA

Output Low

(LED pins, SCL and SDA)

—

—

—

1.0

0.6

—

V

Output High

(LED Pins)

—

—

—

—

V

Sense Accuracy for Analog

Configuration Pins

∆V

SENSE

–1.5

—

+1.5

%

VDD = 3.0 V

VDD = 3.6 V

—

—

—

—

10

13

mA