MCP23016 Microchip Technology, MCP23016 Datasheet
MCP23016
Manufacturer Part Number
MCP23016
Description
16-Bit I2C I/O Expander
Manufacturer
Microchip Technology
Datasheet
1.MCP23016.pdf
(38 pages)
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCP23016-I/SP
Manufacturer:
AirBORN
Quantity:
214
Company:
Part Number:
MCP23016-I/SS
Manufacturer:
MICROCHI
Quantity:
271
Company:
Part Number:
MCP23016-I/SS
Manufacturer:
Microchip
Quantity:
2 084
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Features
• 16-bit remote bidirectional I/O port
• Fast I
• Three hardware address pins allow use of up to
• High-current drive capability per I/O: ±25 mA
• Open-drain interrupt output on input change
• Interrupt port capture register
• Internal Power-On Reset (POR)
• Polarity inversion register to configure the polarity
• Compatible with most microcontrollers
• Available temperature range:
CMOS Technology
• Operating Supply Voltage: 2.0V to 5.5V
• Low standby current
Packages
• 28-pin PDIP, 300 mil; 28-pin SOIC, 300 mil
• 28-pin SSOP, 209 mil; 28-pin QFN, 6x6 mm
Block Diagram
© 2007 Microchip Technology Inc.
- 16 I/O pins default to 16 inputs
eight devices
of the input port data
- Industrial (I): -40°C to +85°C
CLKIN
2
C™ bus clock frequency (0 - 400 kbits/s)
SDA
SCL
V
V
INT
TP
A0
A1
A2
DD
SS
Interface/
Protocol
Handler
I
Power-on
2
Clock
Gen
C™ Bus
Reset
Interrupt
Logic
8-Bit
I
Control
16-Bit I
2
C™ Bus
Address
Decoder
Configuration
Registers
2
C
™
I/O Expander
Write pulse
Read pulse
Package Types
Low Pass
16 Bits
PDIP, SOIC, SSOP
IARES
QFN
Filter
Control
MCP23016
GP1.0
GP1.1
GP1.2
GP1.3
GP1.4
GP1.5
GP1.6
GP1.7
GP1.2
GP1.3
GP1.4
CLK
SCL
V
CLK
Vss
INT
V
INT
TP
SS
TP
SS
Port
I/O
1
2
3
4
5
6
7
28
8 9
• 1
2
3
4
5
6
7
8
9
10
11
12
13
14
MCP23016
27
26
10 11
25
24
121314
23
28
27
26
25
24
23
22
21
20
19
18
17
16
15
GP0.0 to GP0.7
GP1.0 to GP1.7
22
21
20
19
18
17
16
15
DS20090C-page 1
GP0.7
GP0.6
GP0.5
GP0.4
GP0.3
GP0.2
GP0.1
GP0.0
V
V
A2
A1
A0
SDA
GP0.3
GP0.2
GP0.1
GP0.0
V
V
A2
DD
SS
DD
SS
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