2.974 x 0.60 mm body size, 0.5 mm pitch NS Package Number TLA3011A (Continued)

Pin Descriptions

Pin

Name

Type

Description

D3

VDD1

P

Supply Voltage

A1

VDD2

P

Supply Voltage

F5

SW1

A

Boost Converter Switch

E5

SW2

A

Boost Converter Switch

D5

FB

A

Boost Converter Feedback

B5

LED1

O

LED1 Driver Output

A5

LED2

O

LED2 Driver Output

B4

LED3

O

LED3 Driver Output

A4

LED4

O

LED4 Driver Output

F2

FLASH

O

Flash LED Driver Output

F3

GNDC

G

Ground for Core Circuitry

D2

RT

A

Oscillator Frequency Setting

C1

VREF

A

Reference Voltage

B1

VDDA

P

Internal LDO

F4

GND_SW1

G

Boost Converter Ground

E4

GND_SW2

G

Boost Converter Ground

C5

GND_LED

G

LEDs 1 to 4 Driver Ground Connection

F1

GND_FLASH

G

Flash Driver Ground Connection

A2

IFLASH

A

Resistor for Flash Current Setting

D1

GNDA

G

Analog Ground Connection

C3

GND

G

Ground

E1

VDD_IO

P

Supply Voltage for Digital Interface

A3

NRST

DI

Low Active Reset

B3

SCL

DI

I

E2

SDA

OD

I

E3

FLASH_SYNC

DI

FLASH LED Control

D4

T2

DO

Test Pin (Result)

C4

T1

DI

Test Pin (Clock)

C2

ASE1

AI

Audio Input

B2

ASE2

AI

Audio Input

A: Analog Pin D: Digital Pin G: Ground Pin P: Power Pin

I: Input Pin I/O: Input/Output Pin O: Output Pin OD: Open Drain Pin

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