PCA9554C 查看數據表（PDF） - NXP Semiconductors.

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PCA9554C

Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up

NXP Semiconductors. 

NXP Semiconductors

PCA9554B; PCA9554C

Low-voltage 8-bit I2C-bus/SMBus low power I/O port

3. Ordering information

Table 1. Ordering information

Type number Topside

mark

Package

Name

PCA9554BBS P4B

HVQFN16

PCA9554BPW PA9554B TSSOP16

PCA9554CBS P4C

HVQFN16

PCA9554CPW PA9554C TSSOP16

Description

plastic thermal enhanced very thin quad flat package; no leads;

16 terminals; body 3  3  0.85 mm

plastic thin shrink small outline package; 16 leads;

body width 4.4 mm

plastic thermal enhanced very thin quad flat package; no leads;

16 terminals; body 3  3  0.85 mm

plastic thin shrink small outline package; 16 leads;

body width 4.4 mm

Version

SOT758-1

SOT403-1

SOT758-1

SOT403-1

3.1 Ordering options

Table 2. Ordering options

Type number Orderable

part number

PCA9554BBS PCA9554BBSHP

PCA9554BPW PCA9554BPWJ

PCA9554CBS PCA9554CBSHP

PCA9554CPW PCA9554CPWJ

Package Packing method

HVQFN16

TSSOP16

HVQFN16

TSSOP16

Reel pack, SMD,

13-inch, Turned

Reel pack, SMD,

13-inch

Reel pack, SMD,

13-inch, Turned

Reel pack, SMD,

13-inch

Minimum

order quantity

6000

Temperature range

Tamb = 40 C to +85 C

2500

Tamb = 40 C to +85 C

6000

Tamb = 40 C to +85 C

2500

Tamb = 40 C to +85 C

4. Block diagram

A0

A1

A2

SCL

SDA

VDD

INPUT

FILTER

POWER-ON

RESET

8-bit

I2C-BUS/SMBus

CONTROL

write pulse

read pulse

INPUT/

OUTPUT

PORTS

P0

P1

P2

P3

P4

P5

P6

P7

VDD

VSS

PCA9554B

LP

INT

PCA9554C

FILTER

002aah117

Remark: All I/Os are set to inputs at reset.

Fig 1. Block diagram of PCA9554B; PCA9554C

PCA9554B_PCA9554C

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 1 — 19 September 2012

© NXP B.V. 2012. All rights reserved.

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