Microchip MCP23S08 Handleiding
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2004-2022 Microchip Technology Inc. and its subsidiariesDS20001919G-page 1
MCP23008/MCP23S08
Features
•AEC-Q100 Qualified
•8-Bit Remote Bidirectional I/O Port (Pin GP7 is
output only for MCP23008)
-I/O pins default to input
•High-Speed I2C Interface (MCP23008)
-100 kHz
-400 kHz
-1.7 MHz
•High-Speed SPI Interface (MCP23S08)
-10 MHz
•Hardware Address Pins
-Three for the MCP23008 to allow up to eight
devices on the bus
-Two for the MCP23S08 to allow up to four
devices using the same Chip Select
•Configurable Interrupt Output Pin
-Configurable as active-high, active-low or
open-drain
•Configurable Interrupt Source
-Interrupt-on-change from configured defaults
or pin change
•Polarity Inversion Register to Configure the
Polarity of the Input Port Data
•External Reset Input
•Low Standby Current: 1 µA (max.)
•Operating Voltage:
-1.8V to 5.5V at -40°C to +85°C
I2C at 100kHz
SPI at 5MHz
-2.7V to 5.5V at -40°C to +85°C
I2C at 400kHz
SPI at 10MHz
-4.5V to 5.5V at -40°C to +125°C
I2C at 1.7kHz
SPI at 10MHz
Packages
•18-pin PDIP (300 mil)
•18-pin SOIC (300 mil)
•20-pin SSOP
•20-pin QFN
Block Diagram
GP0
GP1
GP2
GP3
GP4
GP5
GP6
GP7
Serial
Control
GPIO
SCL
SDA
RESET
INT
8
Configuration/
8
A2:A0 3
Control
Registers
Serializer/
Deserializer
Interrupt
Logic
VDD
VSS
POR
Decode
Interface
SCK
SI
SO
MCP23S08
MCP23008
A1:A0
MCP23S08
8-Bit I/O Expander with Serial Interface
Product specificaties
| Merk: | Microchip |
| Categorie: | Niet gecategoriseerd |
| Model: | MCP23S08 |
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