Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt in HWQFN24 package
PCA9555AHF,128
NXP Semiconductors
1:
$2.00
28,415 In Stock
24,000 Expected 10/6/2026
Mouser Part # 771-PCA9555AHF,128
NXP Semiconductors
Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt in HWQFN24 package
28,415 In Stock
24,000 Expected 10/6/2026
1
$2.00
10
$1.54
25
$1.34
100
$1.20
250
View
6,000
$1.04
250
$1.13
500
$1.12
1,000
$1.09
2,500
$1.08
6,000
$1.04
Buy
Min.: 1 Mult.: 1
Reel :6,000
Details
PCA9555A
SMD/SMT
HWQFN-24
I2C, Serial, SMBus
16 I/O
With Interrupt
1.65 V
5.5 V
100 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in HVQFN24 package
PCA9555BS,118
NXP Semiconductors
1:
$2.40
15,693 In Stock
Mouser Part # 771-PCA9555BS-T
NXP Semiconductors
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in HVQFN24 package
15,693 In Stock
Alternative Packaging
1
$2.40
10
$1.87
25
$1.74
100
$1.59
250
View
6,000
$1.40
250
$1.52
500
$1.50
1,000
$1.46
2,500
$1.40
6,000
$1.40
Buy
Min.: 1 Mult.: 1
Reel :6,000
Details
PCA9555
SMD/SMT
HVQFN-24
I2C, Serial, SMBus
16 I/O
With Interrupt
2.3 V
5.5 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package
PCA9557PW,118
NXP Semiconductors
1:
$2.19
17,323 In Stock
Mouser Part # 771-PCA9557PW-T
NXP Semiconductors
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package
17,323 In Stock
1
$2.19
10
$1.63
25
$1.48
100
$1.33
2,500
$1.13
5,000
View
250
$1.25
500
$1.21
1,000
$1.18
5,000
$1.10
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
PCA9557
SMD/SMT
TSSOP-16
I2C, Serial, SMBus
8 I/O
Without Interrupt
2.3 V
5.5 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
Interface - I/O Expanders 40-bit I2C-bus Advanced I/O Expander with Interrupt, Reset and Output Enable in TSSOP56 package
PCA9698DGG,518
NXP Semiconductors
1:
$8.77
3,141 In Stock
6,000 Expected 9/14/2026
Mouser Part # 771-PCA9698DGG-T
NXP Semiconductors
Interface - I/O Expanders 40-bit I2C-bus Advanced I/O Expander with Interrupt, Reset and Output Enable in TSSOP56 package
3,141 In Stock
6,000 Expected 9/14/2026
Alternative Packaging
1
$8.77
10
$6.81
25
$6.32
100
$5.78
250
View
2,000
$5.07
250
$5.59
500
$5.50
1,000
$5.42
2,000
$5.07
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
PCA9698
SMD/SMT
TSSOP-56
I2C, Serial
40 I/O
With Interrupt
2.3 V
5.5 V
1 MHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HVQFN16 package
PCAL6408ABSHP
NXP Semiconductors
1:
$1.52
63,387 In Stock
Mouser Part # 771-PCAL6408ABSHP
NXP Semiconductors
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HVQFN16 package
63,387 In Stock
1
$1.52
10
$1.11
25
$1.01
100
$0.894
250
View
6,000
$0.732
250
$0.84
500
$0.807
1,000
$0.799
2,500
$0.771
6,000
$0.732
Buy
Min.: 1 Mult.: 1
Reel :6,000
Details
PCAL6408A
SMD/SMT
HVQFN-16
I2C, Serial, SMBus
8 I/O
With Interrupt
1.65 V
5.5 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in TSSOP16 package
PCAL6408APWJ
NXP Semiconductors
1:
$1.52
53,047 In Stock
Mouser Part # 771-PCAL6408APWJ
NXP Semiconductors
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in TSSOP16 package
53,047 In Stock
1
$1.52
10
$1.11
25
$1.01
100
$0.894
2,500
$0.747
5,000
View
250
$0.84
500
$0.807
1,000
$0.799
5,000
$0.731
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
PCAL6408A
SMD/SMT
TSSOP-16
I2C, Serial, SMBus
8 I/O
With Interrupt
1.65 V
5.5 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package
PCAL6416AHF,128
NXP Semiconductors
1:
$1.59
68,138 In Stock
31,635 Expected 8/26/2026
Mouser Part # 771-PCAL6416AHF,128
NXP Semiconductors
Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package
68,138 In Stock
31,635 Expected 8/26/2026
1
$1.59
10
$1.18
25
$1.05
100
$0.936
250
View
6,000
$0.766
250
$0.879
500
$0.845
1,000
$0.837
2,500
$0.798
6,000
$0.766
Buy
Min.: 1 Mult.: 1
Reel :6,000
Details
PCAL6416A
SMD/SMT
HWQFN-24
I2C, Serial, SMBus
16 I/O
With Interrupt
1.65 V
5.5 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders 24-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HUQFN32 package
PCAL6524HEAZ
NXP Semiconductors
1:
$2.14
48,881 In Stock
42,500 Expected 10/19/2026
Mouser Part # 771-PCAL6524HEAZ
NXP Semiconductors
Interface - I/O Expanders 24-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HUQFN32 package
48,881 In Stock
42,500 Expected 10/19/2026
1
$2.14
10
$1.63
25
$1.44
100
$1.29
500
$1.15
1,000
View
250
$1.23
1,000
$1.14
2,500
$1.12
5,000
$1.09
Buy
Min.: 1 Mult.: 1
Reel :500
Details
PCAL6524
SMD/SMT
HUQFN-32
I2C, Serial, SMBus
24 I/O
With Interrupt
800 mV
3.6 V
1 MHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Agile I/O in HWQFN24 package
PCAL9535AHF,128
NXP Semiconductors
1:
$2.39
14,932 In Stock
30,000 Expected 10/6/2026
Mouser Part # 771-PCAL9535AHF,128
NXP Semiconductors
Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Agile I/O in HWQFN24 package
14,932 In Stock
30,000 Expected 10/6/2026
1
$2.39
10
$1.92
25
$1.75
100
$1.57
250
View
6,000
$1.32
250
$1.48
500
$1.44
1,000
$1.37
2,500
$1.36
6,000
$1.32
Buy
Min.: 1 Mult.: 1
Reel :6,000
Details
PCAL9535A
SMD/SMT
HWQFN-24
I2C, Serial
16 I/O
With Interrupt
1.65 V
5.5 V
100 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package
PCAL9539AHF,128
NXP Semiconductors
1:
$2.57
16,979 In Stock
Mouser Part # 771-PCAL9539AHF,128
NXP Semiconductors
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package
16,979 In Stock
1
$2.57
10
$1.90
25
$1.74
100
$1.56
250
View
6,000
$1.32
250
$1.47
500
$1.43
6,000
$1.32
Buy
Min.: 1 Mult.: 1
Reel :6,000
Details
PCAL9539A
SMD/SMT
HWQFN-24
I2C, Serial, SMBus
16 I/O
With Interrupt
1.65 V
5.5 V
100 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
TCAL6408RSVR
Texas Instruments
1:
$1.57
191 In Stock
9,000 Expected 9/18/2026
Mouser Part # 595-TCAL6408RSVR
Texas Instruments
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
191 In Stock
9,000 Expected 9/18/2026
1
$1.57
10
$1.14
25
$1.04
100
$0.917
3,000
$0.767
6,000
View
250
$0.862
500
$0.828
1,000
$0.82
6,000
$0.735
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
TCAL6408
SMD/SMT
UQFN-16
I2C, Serial, SMBus
9 I/O
With Interrupt
1.08 V
3.6 V
1 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
Interface - I/O Expanders NCA9555BY-Q100/SOT8041/HWQFN24
NCA9555BY-Q100HP
Nexperia
1:
$1.86
158 In Stock
3,000 On Order
Mouser Part # 771-NCA9555BY-Q100HP
Nexperia
Interface - I/O Expanders NCA9555BY-Q100/SOT8041/HWQFN24
158 In Stock
3,000 On Order
1
$1.86
10
$1.37
25
$1.24
100
$1.11
3,000
$0.929
6,000
View
250
$1.04
500
$0.999
1,000
$0.995
6,000
$0.902
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
SMD/SMT
HWQFN-24
I2C, Serial, SMBus
16 I/O
With Interrupt
1.65 V
5.5 V
100 kHz, 400 kHz
- 40 C
+ 125 C
AEC-Q100
Reel, Cut Tape, MouseReel
Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander
+1 image
KTS1622EUAA-TR
Kinetic Technologies
1:
$0.91
27,925 In Stock
Mouser Part # 389-KTS1622EUAA-TR
Kinetic Technologies
Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander
27,925 In Stock
1
$0.91
10
$0.654
25
$0.59
100
$0.519
1,500
$0.425
3,000
View
250
$0.485
500
$0.464
1,000
$0.439
3,000
$0.419
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
KTS1622
SMD/SMT
TQFN44-24
I2C, Serial
16 I/O
With Interrupt
1.65 V
5.5 V
1 MHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders In/Out I2C int
+2 images
MCP23008T-E/SS
Microchip Technology
1:
$1.49
6,105 In Stock
Mouser Part # 579-MCP23008T-E/SS
Microchip Technology
Interface - I/O Expanders In/Out I2C int
6,105 In Stock
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Reel :1,600
Details
SMD/SMT
SSOP-20
I2C, Serial
8 I/O
With Interrupt
1.8 V
5.5 V
1.7 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
Without ESD Protection
Interface - I/O Expanders 8B I/O Expander SPI interface
MCP23009T-E/MG
Microchip Technology
1:
$1.63
6,344 In Stock
Mouser Part # 579-MCP23009T-E/MG
Microchip Technology
Interface - I/O Expanders 8B I/O Expander SPI interface
6,344 In Stock
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Reel :3,300
Details
SMD/SMT
QFN-16
I2C, Serial
8 I/O
With Interrupt
1.8 V
5.5 V
3.4 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
4 kV
Interface - I/O Expanders 8-bit I/O Expander I2C interface
+2 images
MCP23009T-E/SS
Microchip Technology
1:
$1.63
1,660 In Stock
Mouser Part # 579-MCP23009T-E/SS
Microchip Technology
Interface - I/O Expanders 8-bit I/O Expander I2C interface
1,660 In Stock
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Reel :1,600
Details
SMD/SMT
SSOP-20
I2C, Serial
8 I/O
With Interrupt
1.8 V
5.5 V
3.4 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
4 kV
Interface - I/O Expanders 16B I/O Expander I2C interface
MCP23018T-E/MJ
Microchip Technology
1:
$2.04
6,113 In Stock
Mouser Part # 579-MCP23018T-E/MJ
Microchip Technology
Interface - I/O Expanders 16B I/O Expander I2C interface
6,113 In Stock
Alternative Packaging
1
$2.04
25
$1.69
100
$1.63
3,300
$1.54
Buy
Min.: 1 Mult.: 1
Reel :3,300
Details
SMD/SMT
QFN-24
I2C, Serial
16 I/O
With Interrupt
1.8 V
5.5 V
3.4 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
Without ESD Protection
Interface - I/O Expanders 16-bit I/O Expander I2C interface
MCP23018T-E/SS
Microchip Technology
1:
$2.24
5,735 In Stock
Mouser Part # 579-MCP23018T-E/SS
Microchip Technology
Interface - I/O Expanders 16-bit I/O Expander I2C interface
5,735 In Stock
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Reel :2,100
Details
SMD/SMT
SSOP-24
I2C, Serial
16 I/O
With Interrupt
1.8 V
5.5 V
3.4 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
Without ESD Protection
Interface - I/O Expanders 8bit Input/Output Exp SPI interface
MCP23S08T-E/ML
Microchip Technology
1:
$1.65
3,440 In Stock
Mouser Part # 579-MCP23S08T-E/ML
Microchip Technology
Interface - I/O Expanders 8bit Input/Output Exp SPI interface
3,440 In Stock
Alternative Packaging
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:
$1.55
11,127 In Stock
Mouser Part # 579-MCP23S08T-E/SS
Microchip Technology
Interface - I/O Expanders In/Out SPI int
11,127 In Stock
Alternative Packaging
1
$1.55
25
$1.29
100
$1.23
1,000
$1.16
1,600
$1.16
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
MCP23S09T-E/MG
Microchip Technology
1:
$1.70
2,697 In Stock
Mouser Part # 579-MCP23S09T-E/MG
Microchip Technology
Interface - I/O Expanders 8B I/O Expander SPI interface
2,697 In Stock
Alternative Packaging
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 8-bit I/O Expander SPI interface
+1 image
MCP23S09T-E/SO
Microchip Technology
1:
$1.70
2,088 In Stock
Mouser Part # 579-MCP23S09T-E/SO
Microchip Technology
Interface - I/O Expanders 8-bit I/O Expander SPI interface
2,088 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
MCP23S18T-E/MJ
Microchip Technology
1:
$2.15
3,694 In Stock
Mouser Part # 579-MCP23S18T-E/MJ
Microchip Technology
Interface - I/O Expanders 16B I/O Expander SPI interface
3,694 In Stock
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:
$2.15
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
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 Remote 8B I2C & Lo- Pwr I/O Expander
PCA9534ARGVR
Texas Instruments
1:
$3.80
2,243 In Stock
Mouser Part # 595-PCA9534ARGVR
Texas Instruments
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander
2,243 In Stock
Alternative Packaging
1
$3.80
10
$2.87
25
$2.64
100
$2.38
2,500
$2.06
5,000
View
250
$2.26
500
$2.24
1,000
$2.13
5,000
$2.02
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
PCA9534A
SMD/SMT
VQFN-16
I2C, Serial, SMBus
8 I/O
With Interrupt
2.3 V
5.5 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
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