MCP23S17 datasheet(8/42 Pages) MICROCHIP

Part #	MCP23S17

Description	16-Bit I/O Expander with Serial Interface

Download	42 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

Logo

8 / 42 page

MCP23017/MCP23S17

DS20001952C-page 8

 2005-2016 Microchip Technology Inc.

FIGURE 1-5:

SPI INPUT TIMING

FIGURE 1-6:

SPI OUTPUT TIMING

TABLE 1-4:

SPI INTERFACE REQUIREMENTS

SPI Interface AC Characteristics: Unless otherwise noted, 1.8V

V

DD  5.5V at -40C  TA  +125C

Param.

No.

Characteristic

Sym.

Min.

Typ.

Max.

Units

Conditions

—

Clock Frequency

FCLK

—

5

MHz

1.8V – 5.5V

—

10

MHz

2.7V – 5.5V

—

10

MHz

4.5V – 5.5V

1CS Setup Time

TCSS

50

—

ns

2CS Hold Time

TCSH

100

—

ns

1.8V – 5.5V

50

—

ns

2.7V – 5.5V

3CS Disable Time

TCSD

100

—

ns

1.8V – 5.5V

50

—

ns

2.7V – 5.5V

4

Data Setup Time

TSU

20

—

ns

1.8V – 5.5V

10

—

ns

2.7V – 5.5V

Note 1:

This parameter is characterized, not 100% tested.

SCK

SI

SO

1

5

4

7

6

3

10

2

LSB in

MSB in

High-Impedance

11

Mode 1,1

Mode 0,0

Note 1:

When using SPI Mode 1,1 the CS pin needs to be toggled once before the first communication after

power-up.

CS (1)

CS

SCK

SO

8

13

MSB out

LSB out

2

14

Don’t Care

SI

Mode 1,1

Mode 0,0

9

12

Similar Part No. - MCP23S17

Manufacturer	Part #	Datasheet	Description
Microchip Technology	MCP23S17	947Kb / 48P	16-Bit I/O Expander with Serial Interface 2007
	MCP23S17-E/ML	947Kb / 48P	16-Bit I/O Expander with Serial Interface 2007
	MCP23S17-E/SO	947Kb / 48P	16-Bit I/O Expander with Serial Interface 2007
	MCP23S17-E/SP	947Kb / 48P	16-Bit I/O Expander with Serial Interface 2007
	MCP23S17-E/SS	947Kb / 48P	16-Bit I/O Expander with Serial Interface 2007

More results

Similar Description - MCP23S17

Manufacturer	Part #	Datasheet	Description
Microchip Technology	MCP23017	947Kb / 48P	16-Bit I/O Expander with Serial Interface 2007
	MCP23008	839Kb / 44P	8-Bit I/O Expander with Serial Interface 2007
	MCP23008	498Kb / 40P	8-Bit I/O Expander with Serial Interface 2005
Renesas Technology Corp	M66008P	1Mb / 7P	16-BIT I/O EXPANDER
Mitsubishi Electric Sem...	M66008P	107Kb / 5P	16-BIT I/O EXPANDER
Microchip Technology	MCP23016	569Kb / 38P	16-Bit I2C??I/O Expander 2007
ON Semiconductor	PCA9655E	171Kb / 20P	Remote 16-bit I/O Expander March, 2017 ??Rev. 5
Microchip Technology	MCP23016T-I	424Kb / 38P	16-Bit I2C I/O Expander 12/08/06
ON Semiconductor	PCA9655E	170Kb / 20P	Remote 16-bit I/O Expander January, 2016 ??Rev. 4
Princeton Technology Co...	PT8300	56Kb / 4P	16-Bit I/O Expander IC

More results

MCP23S17 Datasheet(PDF) 8 Page - Microchip Technology

MCP23S17 Datasheet(HTML) 8 Page - Microchip Technology

Similar Part No. - MCP23S17

Similar Description - MCP23S17

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42

Datasheet Download

Link URL