CXA2640ER datasheet(3/17 Pages) SONY

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CXA2640ER

Pin Description

No.

Symbol

I/O

Description

Pin voltage

Equivalent circuit

300

40k

300

12.6k

100

700

500

IIN2 set current control

signal input. (positive logic)

OUTEN2

—

IIN2 set current control

signal input. (negative logic)

xOUTEN2

IIN3 set current control signal

input. (positive logic)

OUTEN3

IIN3 set current control signal

input. (negative logic)

xOUTEN3

Reference voltage output for

current control signal.

Connects decoupling

capacitance to ground.

OUTENREF

Internal reference voltage

decoupling.

VBG

Current setting 1.

The set current

×100 is

output when LDEN1 or

LDEN2 = high.

IIN1

Current setting pin 2.

The set current

×400 is

output through LDOUT1

when LDEN1 = high.

The set current

×840 is

output through LDOUT2

when LDEN2 = high.

IIN2

Current setting pin 3.

The set current

×400 is

output through LDOUT1

when LDEN1 = high.

The set current

×840 is

output through LDOUT2

when LDEN2 = high.

IIN3

Supply voltage for control

system and modulator system.

Vcc1

Supply voltage for timing

system and current switch.

Vcc2

1.65V

—

1.26V

—

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