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MCP23S17T-E/SP Datasheet(PDF) 1 Page - Microchip Technology

Part No. MCP23S17T-E/SP
Description  16-Bit I/O Expander with Serial Interface
Download  48 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP23S17T-E/SP Datasheet(HTML) 1 Page - Microchip Technology

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© 2007 Microchip Technology Inc.
DS21952B-page 1
MCP23017/MCP23S17
Features
• 16-bit remote bidirectional I/O port
- I/O pins default to input
• High-speed I2C™ interface (MCP23017)
- 100 kHz
- 400 kHz
-1.7 MHz
• High-speed SPI interface (MCP23S17)
- 10 MHz (max.)
• Three hardware address pins to allow up to eight
devices on the bus
• Configurable interrupt output pins
- Configurable as active-high, active-low or
open-drain
• INTA and INTB can be configured to operate
independently or together
• Configurable interrupt source
- Interrupt-on-change from configured register
defaults or pin changes
• 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 @ -40°C to +85°C
- 2.7V to 5.5V @ -40°C to +85°C
- 4.5V to 5.5V @ -40°C to +125°C
Packages
• 28-pin PDIP (300 mil)
• 28-pin SOIC (300 mil)
• 28-pin SSOP
• 28-pin QFN
Package Types
QFN
2
3
4
5
6
1
7
VSS
NC
15
16
17
18
19
20
21
GPA4
GPA3
GPA2
GPA1
GPA0
VDD
INTB
23
24
25
26
27
28
22
1011
8 9
121314
MCP23017
GPB5
GPB6
GPB7
GPB4
INTA
GPB0
GPB1
GPB2
GPB3
INTA
GPB4
NC
NC
GPB5
GPB6
GPB7
SCL
GPA7
GPA6
GPA5
GPA4
GPA3
GPA2
GPA1
GPA0
VDD
VSS
A2
A1
A0
SDA
• 1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
PDIP,
INTB
RESET
SSOP
SOIC,
GPB0
GPB1
GPB2
GPB3
INTA
GPB4
SO
CS
GPB5
GPB6
GPB7
SCK
GPA7
GPA6
GPA5
GPA4
GPA3
GPA2
GPA1
GPA0
VDD
VSS
A2
A1
A0
SI
• 1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
INTB
RESET
QFN
2
3
4
5
6
1
7
VSS
CS
15
16
17
18
19
20
21
GPA4
GPA3
GPA2
GPA1
GPA0
VDD
INTB
23
24
25
26
27
28
22
1011
8 9
121314
MCP23S17
GPB5
GPB6
GPB7
GPB4
INTA
PDIP,
SSOP
SOIC,
16-Bit I/O Expander with Serial Interface


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