ltc4555 Linear Technology Corporation, ltc4555 Datasheet - Page 5

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ltc4555

Manufacturer Part Number

ltc4555

Description

Sim Power Supply And Level Translator

Manufacturer

Linear Technology Corporation

Datasheet

1.LTC4555.pdf (8 pages)

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Current page: 5 of 8
Download datasheet (114Kb)

BLOCK DIAGRA

CELL PHONE

PROCESSOR

INTERFACE

PROCESSOR

PROCESSOR

PROCESSOR

SHUTDOWN

FROM SIM

VOLTAGE

DATA TO/

W

SELECT

CLOCK

RESET

FROM

FROM

V

V

PIN

SIM

CC

0.1µF

C3

14

13

15

1

2

SHDN

V

R

C

DATA

LTC4555

SEL

IN

IN

3

20k

DV

CC

50mA LDO

10

(3V TO 6V)

V

GND

BAT

5

V

BAT

10k

RST

CLK

I/0

V

CC

11

7

9

8

C2

0.1µF

C1

1µF

CLOCK

1.8V/3V

AT 50mA

RESET

BIDIRECTIONAL

I/O

SMART CARD

INTERFACE

SIM/

4555 BD

LTC4555

4555fa

5

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