Interface - I/O Expanders In/Out SPI int
MCP23S08-E/SO
Microchip Technology
1:
S/5.92
24,029 In Stock
Mouser Part # 579-MCP23S08-E/SO
Microchip Technology
Interface - I/O Expanders In/Out SPI int
24,029 In Stock
Alternative Packaging
1
S/5.92
10
S/5.45
25
S/4.98
84
S/4.79
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
SOIC-18
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
Without ESD Protection
Interface - I/O Expanders In/Out SPI int
MCP23S08T-E/SO
Microchip Technology
1:
S/5.99
12,833 In Stock
Mouser Part # 579-MCP23S08T-E/SO
Microchip Technology
Interface - I/O Expanders In/Out SPI int
12,833 In Stock
Alternative Packaging
1
S/5.99
25
S/5.92
250
S/5.88
500
S/5.80
1,100
S/4.83
Buy
Min.: 1 Mult.: 1
Reel :1,100
Details
SMD/SMT
SOIC-18
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
Without ESD Protection
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
MCP23S17-E/SO
Microchip Technology
1:
S/6.58
33,182 In Stock
Mouser Part # 579-MCP23S17-E/SO
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
33,182 In Stock
Alternative Packaging
1
S/6.58
27
S/5.45
108
S/4.98
Buy
Min.: 1 Mult.: 1
Details
MCP23S17
SMD/SMT
SOIC-28
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
4 kV
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
MCP23S17-E/SP
Microchip Technology
1:
S/6.93
10,976 In Stock
Mouser Part # 579-MCP23S17-E/SP
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
10,976 In Stock
1
S/6.93
30
S/5.80
105
S/5.25
Buy
Min.: 1 Mult.: 1
Details
MCP23S17
Through Hole
SPDIP-28
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
4 kV
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
MCP23S17-E/SS
Microchip Technology
1:
S/6.93
20,740 In Stock
Mouser Part # 579-MCP23S17-E/SS
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
20,740 In Stock
Alternative Packaging
1
S/6.93
25
S/5.80
282
S/5.25
Buy
Min.: 1 Mult.: 1
Details
MCP23S17
SMD/SMT
SSOP-28
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
4 kV
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
MCP23S17T-E/ML
Microchip Technology
1:
S/7.94
42,557 In Stock
Mouser Part # 579-MCP23S17T-E/ML
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
42,557 In Stock
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Reel :1,600
Details
MCP23S17
SMD/SMT
QFN-28
Serial, SPI
16 I/O
With Interrupt
4.5 V
5.5 V
10 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
4 kV
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
MCP23S17T-E/SS
Microchip Technology
1:
S/6.93
21,747 In Stock
23,100 Expected 12/4/2026
Mouser Part # 579-MCP23S17T-E/SS
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
21,747 In Stock
23,100 Expected 12/4/2026
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Reel :2,100
Details
MCP23S17
SMD/SMT
SSOP-28
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
4 kV
Interface - I/O Expanders 8bit Input/Output Exp SPI interface
MCP23S08-E/ML
Microchip Technology
1:
S/6.42
5,713 In Stock
Mouser Part # 579-MCP23S08-E/ML
Microchip Technology
Interface - I/O Expanders 8bit Input/Output Exp SPI interface
5,713 In Stock
Alternative Packaging
1
S/6.42
25
S/5.33
273
S/5.18
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-20
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
Without ESD Protection
Interface - I/O Expanders In/Out SPI int
MCP23S08-E/P
Microchip Technology
1:
S/6.27
1,053 In Stock
Mouser Part # 579-MCP23S08-E/P
Microchip Technology
Interface - I/O Expanders In/Out SPI int
1,053 In Stock
1
S/6.27
25
S/5.25
100
S/4.98
Buy
Min.: 1 Mult.: 1
Details
Through Hole
PDIP-18
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
Without ESD Protection
Interface - I/O Expanders In/Out SPI int
+2 images
MCP23S08-E/SS
Microchip Technology
1:
S/6.03
8,784 In Stock
Mouser Part # 579-MCP23S08-E/SS
Microchip Technology
Interface - I/O Expanders In/Out SPI int
8,784 In Stock
Alternative Packaging
1
S/6.03
25
S/5.02
268
S/4.52
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
SSOP-20
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
Without ESD Protection
Interface - I/O Expanders 8bit Input/Output Exp SPI interface
MCP23S08T-E/ML
Microchip Technology
1:
S/6.42
3,099 In Stock
Mouser Part # 579-MCP23S08T-E/ML
Microchip Technology
Interface - I/O Expanders 8bit Input/Output Exp SPI interface
3,099 In Stock
Alternative Packaging
1
S/6.42
25
S/6.34
250
S/6.03
500
S/5.99
3,300
S/5.18
Buy
Min.: 1 Mult.: 1
Reel :3,300
Details
SMD/SMT
QFN-20
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
Without ESD Protection
Interface - I/O Expanders In/Out SPI int
+2 images
MCP23S08T-E/SS
Microchip Technology
1:
S/6.03
9,740 In Stock
Mouser Part # 579-MCP23S08T-E/SS
Microchip Technology
Interface - I/O Expanders In/Out SPI int
9,740 In Stock
Alternative Packaging
1
S/6.03
25
S/5.02
100
S/4.79
1,000
S/4.52
1,600
S/4.52
Buy
Min.: 1 Mult.: 1
Reel :1,600
Details
SMD/SMT
SSOP-20
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
Without ESD Protection
Interface - I/O Expanders 8B I/O Expander SPI interface
MCP23S09-E/MG
Microchip Technology
1:
S/6.62
9,228 In Stock
5,040 Expected 12/14/2026
Mouser Part # 579-MCP23S09-E/MG
Microchip Technology
Interface - I/O Expanders 8B I/O Expander SPI interface
Product Comments
9,228 In Stock
5,040 Expected 12/14/2026
Alternative Packaging
1
S/6.62
25
S/5.57
120
S/5.02
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-16
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
4 kV
Interface - I/O Expanders 8B I/O Expander SPI interface
MCP23S09T-E/MG
Microchip Technology
1:
S/6.62
2,697 In Stock
Mouser Part # 579-MCP23S09T-E/MG
Microchip Technology
Interface - I/O Expanders 8B I/O Expander SPI interface
Product Comments
2,697 In Stock
Alternative Packaging
1
S/6.62
25
S/5.57
100
S/5.45
3,300
S/5.02
Buy
Min.: 1 Mult.: 1
Reel :3,300
Details
SMD/SMT
QFN-16
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
4 kV
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
MCP23S17-E/ML
Microchip Technology
1:
S/7.94
4,823 In Stock
9,760 Expected 2/1/2027
Mouser Part # 579-MCP23S17-E/ML
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
4,823 In Stock
9,760 Expected 2/1/2027
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Details
MCP23S17
SMD/SMT
QFN-28
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
4 kV
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
MCP23S17T-E/SO
Microchip Technology
1:
S/6.58
9,128 In Stock
12,800 Expected 9/11/2026
Mouser Part # 579-MCP23S17T-E/SO
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
9,128 In Stock
12,800 Expected 9/11/2026
Alternative Packaging
1
S/6.58
25
S/5.45
100
S/5.33
1,000
S/4.98
1,600
S/4.98
Buy
Min.: 1 Mult.: 1
Reel :1,600
Details
MCP23S17
SMD/SMT
SOIC-28
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
4 kV
Interface - I/O Expanders 16B I/O Expander SPI interface
MCP23S18-E/MJ
Microchip Technology
1:
S/8.37
4,036 In Stock
Mouser Part # 579-MCP23S18-E/MJ
Microchip Technology
Interface - I/O Expanders 16B I/O Expander SPI interface
4,036 In Stock
Alternative Packaging
1
S/8.37
25
S/7.01
273
S/6.34
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-24
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
Without ESD Protection
Interface - I/O Expanders 16B I/O Expander SPI interface
MCP23S18-E/SO
Microchip Technology
1:
S/8.37
1,030 In Stock
945 Expected 1/4/2027
Mouser Part # 579-MCP23S18-E/SO
Microchip Technology
Interface - I/O Expanders 16B I/O Expander SPI interface
1,030 In Stock
945 Expected 1/4/2027
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
SOIC-28
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
Without ESD Protection
Interface - I/O Expanders 16B I/O Expander SPI interface
MCP23S18T-E/MJ
Microchip Technology
1:
S/8.37
2,669 In Stock
9,900 Expected 1/1/2027
Mouser Part # 579-MCP23S18T-E/MJ
Microchip Technology
Interface - I/O Expanders 16B I/O Expander SPI interface
2,669 In Stock
9,900 Expected 1/1/2027
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Reel :3,300
Details
MCP23S18
SMD/SMT
QFN-24
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
Without ESD Protection
Interface - I/O Expanders 16B I/O Expander SPI interface
+3 images
MCP23S18T-E/SO
Microchip Technology
1:
S/8.37
1,201 In Stock
Mouser Part # 579-MCP23S18T-E/SO
Microchip Technology
Interface - I/O Expanders 16B I/O Expander SPI interface
1,201 In Stock
Alternative Packaging
1
S/8.37
25
S/7.01
100
S/6.81
1,000
S/6.34
1,600
S/6.34
Buy
Min.: 1 Mult.: 1
Reel :1,600
Details
SMD/SMT
SOIC-28
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
Without ESD Protection
Interface - I/O Expanders 8-bit I/O Expander SPI interface
MCP23S09-E/P
Microchip Technology
1:
S/6.58
211 In Stock
Mouser Part # 579-MCP23S09-E/P
Microchip Technology
Interface - I/O Expanders 8-bit I/O Expander SPI interface
211 In Stock
1
S/6.58
25
S/5.45
100
S/4.98
Buy
Min.: 1 Mult.: 1
Details
Through Hole
PDIP-18
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
4 kV
Interface - I/O Expanders 8-bit I/O Expander SPI interface
MCP23S09-E/SO
Microchip Technology
1:
S/6.31
288 In Stock
Mouser Part # 579-MCP23S09-E/SO
Microchip Technology
Interface - I/O Expanders 8-bit I/O Expander SPI interface
288 In Stock
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
SOIC-18
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
4 kV
Interface - I/O Expanders 8-bit I/O Expander SPI interface
+1 image
MCP23S09T-E/SO
Microchip Technology
1:
S/6.62
1,086 In Stock
Mouser Part # 579-MCP23S09T-E/SO
Microchip Technology
Interface - I/O Expanders 8-bit I/O Expander SPI interface
1,086 In Stock
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Reel :1,100
Details
SMD/SMT
SOIC-18
Serial, SPI
8 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
4 kV
Interface - I/O Expanders 16B I/O Expander SPI interface
MCP23S18-E/SP
Microchip Technology
1:
S/8.80
563 In Stock
Mouser Part # 579-MCP23S18-E/SP
Microchip Technology
Interface - I/O Expanders 16B I/O Expander SPI interface
563 In Stock
1
S/8.80
30
S/7.32
105
S/6.62
Buy
Min.: 1 Mult.: 1
Details
Through Hole
PDIP-28
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
Tube
Without ESD Protection
Interface - I/O Expanders 16-Bit, Open Drain I/O Expander with I2C Interface
MCP23S18T-E/MJVAO
Microchip Technology
1:
S/6.89
11 In Stock
Factory Special Order
Mouser Part # 579-MCP23S18T-EMJVAO
Factory Special Order
Microchip Technology
Interface - I/O Expanders 16-Bit, Open Drain I/O Expander with I2C Interface
11 In Stock
1
S/6.89
3,300
View
3,300
S/6.89
Buy
Min.: 1 Mult.: 1
Reel :3,300
SMD/SMT
QFN-24
Serial, SPI
16 I/O
With Interrupt
1.8 V
5.5 V
10 MHz
- 40 C
+ 125 C
AEC-Q100
Reel, Cut Tape
Without ESD Protection
