NCN4555 View Datasheet(PDF) - ON Semiconductor

Part Name

Description

Manufacturer

NCN4555

1.8V / 3V SIM Card Power Supply and Level Shifter

ON Semiconductor 

NCN4555

NC I/O RST CLK

16 15 14 13

Exposed Pad (EP)

STOP 1

MOD_VCC 2

VDD 3

NC 4

NCN4555

12 NC

11 SIM_CLK

10 GND

9 SIM_RST

5 678

VBAT NC SIM_VCC SIM_I/O

Figure 2. QFN−16 Pinout (Top View)

STOP 1

MOD_VCC 2

VDD

(1.8 V to 5.5 V) 3

RST 14

VBAT (2.7 V to 5.5 V)

5

50 mA LDO

1.8 V/3.0 V

CLK 13

I/O 15

GND

18 kW

I/O

DATA

DATA

I/O

14 kW

GND

Figure 3. NCN4555 Block Diagram

7 SIM_VCC

GND

9 SIM_RST

GND

11 SIM_CLK

GND

8 SIM_I/O

GND

10 GND

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