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PCA9502 Arkusz danych(PDF) 2 Page - NXP Semiconductors

Numer części PCA9502
Szczegółowy opis  8-bit I/O expander with I2C-bus/SPI interface
PDF  25 Pages
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Producent  NXP [NXP Semiconductors]
Strona internetowa  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCA9502 Arkusz danych(HTML) 2 Page - NXP Semiconductors

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PCA9502_3
© NXP B.V. 2006. All rights reserved.
Product data sheet
Rev. 03 — 13 October 2006
2 of 25
NXP Semiconductors
PCA9502
8-bit I/O expander with I2C-bus/SPI interface
4.
Ordering information
5.
Block diagram
Table 1.
Ordering information
Type number
Package
Name
Description
Version
PCA9502BS
HVQFN24
plastic thermal enhanced very thin quad flat package;
no leads; 24 terminals; body 4
× 4 × 0.85 mm
SOT616-3
Fig 1.
Block diagram of PCA9502 I2C-bus interface
Fig 2.
Block diagram of PCA9502 SPI interface
PCA9502
002aab837
VDD
I2C-BUS
GPIO
REGISTER
GPIO[7:0]
SCL
SDA
A0
IRQ
I2C/SPI
8
A1
RESET
VDD
VSS
VDD
1 k
Ω (3.3 V)
1.5 k
Ω (2.5 V)
CS
PCA9502
002aab838
SPI
GPIO
REGISTER
GPIO[7:0]
SCLK
SO
IRQ
I2C/SPI
8
SI
RESET
VDD
VSS
VDD
1 k
Ω (3.3 V)
1.5 k
Ω (2.5 V)



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