Interface - I/O Expanders 16bit Input/Output Exp SPI interface
MCP23S17-E/SP
Microchip Technology
1:
$1.78
11,038 In Stock
Mouser Part #
579-MCP23S17-E/SP
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
11,038 In Stock
1
$1.78
30
$1.49
105
$1.35
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:
$1.78
21,830 In Stock
Mouser Part #
579-MCP23S17-E/SS
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
21,830 In Stock
Alternative Packaging
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:
$2.04
46,260 In Stock
Mouser Part #
579-MCP23S17T-E/ML
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
46,260 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/SO
Microchip Technology
1:
$1.69
15,582 In Stock
12,800 Expected 9/24/2026
Mouser Part #
579-MCP23S17T-E/SO
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
15,582 In Stock
12,800 Expected 9/24/2026
Alternative Packaging
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 16bit Input/Output Exp SPI interface
MCP23S17T-E/SS
Microchip Technology
1:
$1.78
22,148 In Stock
Mouser Part #
579-MCP23S17T-E/SS
Microchip Technology
Interface - I/O Expanders 16bit Input/Output Exp SPI interface
22,148 In Stock
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 Remote 16bit I2C and SMBux
TCA9539RGER
Texas Instruments
1:
$2.37
13,726 In Stock
Mouser Part #
595-TCA9539RGER
Texas Instruments
Interface - I/O Expanders Remote 16bit I2C and SMBux
13,726 In Stock
1
$2.37
10
$1.76
25
$1.61
100
$1.44
3,000
$1.21
6,000
View
250
$1.36
500
$1.32
1,000
$1.27
6,000
$1.19
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
TCA9539
SMD/SMT
VQFN-24
I2C, Serial, SMBus
16 I/O
With Interrupt
1.65 V
5 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset in TSSOP56 package
PCA9505DGGY
NXP Semiconductors
1:
$6.50
4,740 In Stock
Mouser Part #
771-PCA9505DGGY
NXP Semiconductors
Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset in TSSOP56 package
4,740 In Stock
1
$6.50
10
$4.99
25
$4.61
100
$4.20
250
View
2,000
$3.73
250
$4.02
500
$3.96
1,000
$3.93
2,000
$3.73
Buy
Min.: 1
Mult.: 1
Reel :
2,000
Details
PCA9505
SMD/SMT
TSSOP-56
I2C, Serial
40 I/O
With Interrupt
2.3 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 HVQFN16 package
PCAL6408ABSHP
NXP Semiconductors
1:
$1.52
58,981 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
58,981 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 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
48,744 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
48,744 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 CHAN LOW VOLT I2C GPIO +PWM
SX1509BIULTRT
Semtech
1:
$3.52
25,555 In Stock
Mouser Part #
947-SX1509BIULTRT
Semtech
Interface - I/O Expanders 16 CHAN LOW VOLT I2C GPIO +PWM
25,555 In Stock
1
$3.52
10
$2.65
25
$2.43
100
$2.19
3,000
$1.87
6,000
View
250
$2.08
500
$2.06
1,000
$2.00
6,000
$1.85
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
SX1509
SMD/SMT
QFN-28
I2C, Serial
16 I/O
With Interrupt
1.2 V
3.6 V
2 MHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders 16 CHAN LOW VOLT GPIO + PWM
SX1509QBIULTRT
Semtech
1:
$3.52
9,224 In Stock
Mouser Part #
947-SX1509QBIULTRT
Semtech
Interface - I/O Expanders 16 CHAN LOW VOLT GPIO + PWM
9,224 In Stock
1
$3.52
10
$2.65
25
$2.43
100
$2.19
3,000
$1.87
6,000
View
250
$2.08
500
$2.06
1,000
$2.00
6,000
$1.86
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
SX1509
SMD/SMT
QFN-28
I2C, Serial
16 I/O
With Interrupt
1.2 V
3.6 V
2 MHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp
TCAL6416RADTOR
Texas Instruments
1:
$2.71
602 In Stock
3,000 Expected 9/8/2026
New Product
Mouser Part #
595-TCAL6416RADTOR
New Product
Texas Instruments
Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp
602 In Stock
3,000 Expected 9/8/2026
1
$2.71
10
$2.02
25
$1.85
100
$1.66
250
View
3,000
$1.49
250
$1.57
500
$1.53
1,000
$1.49
3,000
$1.49
Buy
Min.: 1
Mult.: 1
Max.: 1,001
Reel :
3,000
Details
TCAL6416R
SMD/SMT
QFN-24
I2C
16 I/O
With Interrupt
1.08 V
3.6 V
1 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
4 kV
Interface - I/O Expanders Ultra low-power 16 Mbit Serial SPI Page EEPROM
M95P16-IXCST/EF
STMicroelectronics
1:
$1.56
2,232 In Stock
Mouser Part #
511-M95P16-IXCST/EF
STMicroelectronics
Interface - I/O Expanders Ultra low-power 16 Mbit Serial SPI Page EEPROM
2,232 In Stock
1
$1.56
10
$1.39
25
$1.29
100
$1.20
250
View
5,000
$1.01
250
$1.15
500
$1.11
1,000
$1.10
2,500
$1.05
5,000
$1.01
Buy
Min.: 1
Mult.: 1
Reel :
5,000
Details
M95P16
SMD/SMT
WLCSP-8
Reel, Cut Tape, MouseReel
Interface - I/O Expanders 8-bit translating I& sup2;C-bus/SMBus I/
TCAL6408PWR
Texas Instruments
1:
$1.53
3,235 In Stock
Mouser Part #
595-TCAL6408PWR
Texas Instruments
Interface - I/O Expanders 8-bit translating I& sup2;C-bus/SMBus I/
3,235 In Stock
1
$1.53
10
$1.12
25
$1.02
100
$0.899
3,000
$0.751
6,000
View
250
$0.845
500
$0.812
1,000
$0.804
6,000
$0.735
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
TCAL6408
SMD/SMT
TSSOP-16
I2C, Serial, SMBus
8 I/O
With Interrupt
1.08 V
3.6 V
1 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
With ESD Protection
Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp
TCAL6416PWR
Texas Instruments
1:
$2.05
3,805 In Stock
Mouser Part #
595-TCAL6416PWR
Texas Instruments
Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp
3,805 In Stock
1
$2.05
10
$1.52
25
$1.38
100
$1.24
3,000
$1.04
6,000
View
250
$1.17
500
$1.16
1,000
$1.14
6,000
$1.02
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
TCAL6416
SMD/SMT
TSSOP-24
I2C, Serial, SMBus
With Interrupt
1.08 V
3.6 V
1 MHz
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
4 kV
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
TCAL9538DTUR
Texas Instruments
1:
$2.26
1,263 In Stock
Mouser Part #
595-TCAL9538DTUR
Texas Instruments
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
1,263 In Stock
1
$2.26
10
$1.68
25
$1.53
100
$1.37
250
View
250
$1.29
500
$1.25
1,000
$1.23
3,000
$1.15
6,000
$1.13
Buy
Min.: 1
Mult.: 1
Details
TCAL9538
SMD/SMT
X2QFN-16
I2C, Serial, SMBus
9 I/O
With Interrupt
1.08 V
3.6 V
1 MHz
- 40 C
+ 125 C
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
TCAL9538RSVR
Texas Instruments
1:
$1.92
7,705 In Stock
Mouser Part #
595-TCAL9538RSVR
Texas Instruments
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
7,705 In Stock
1
$1.92
10
$1.42
25
$1.29
100
$1.15
3,000
$0.966
6,000
View
250
$1.08
500
$1.04
6,000
$0.946
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
TCAL9538
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 Interface IO Expander TSSOP-24 T&R 3K
360°
+6 images
PI4IOE5V6416ALEX
Diodes Incorporated
1:
$1.96
1,579 In Stock
Mouser Part #
621-PI4IOE5V6416ALEX
Diodes Incorporated
Interface - I/O Expanders Interface IO Expander TSSOP-24 T&R 3K
1,579 In Stock
1
$1.96
10
$1.44
25
$1.27
100
$1.16
250
View
3,000
$0.963
250
$1.13
500
$1.11
1,000
$1.10
3,000
$0.963
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
SMD/SMT
TSSOP-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 Interface IO Expander V-QFN4040-24 T&R 3.5K
+2 images
PI4IOE5V6416AZDEX
Diodes Incorporated
1:
$1.38
4,223 In Stock
Mouser Part #
621-PI4IOE5V6416AZDE
Diodes Incorporated
Interface - I/O Expanders Interface IO Expander V-QFN4040-24 T&R 3.5K
4,223 In Stock
1
$1.38
10
$1.00
25
$0.905
100
$0.80
3,500
$0.749
7,000
View
250
$0.749
7,000
$0.651
Buy
Min.: 1
Mult.: 1
Reel :
3,500
Details
SMD/SMT
TQFN-24
I2C, Serial
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 Interface IO Expander TSSOP-24 T&R 3K
360°
+5 images
PI4IOE5V6416RQ2LEX
Diodes Incorporated
1:
$2.59
3,955 In Stock
Mouser Part #
621-PI4IOE5V6416RQ2L
Diodes Incorporated
Interface - I/O Expanders Interface IO Expander TSSOP-24 T&R 3K
3,955 In Stock
1
$2.59
10
$1.92
25
$1.70
100
$1.56
250
View
3,000
$1.33
250
$1.52
500
$1.49
1,000
$1.47
3,000
$1.33
Buy
Min.: 1
Mult.: 1
Reel :
3,000
SMD/SMT
TSSOP-24
1.65 V
5.5 V
- 40 C
+ 105 C
Reel, Cut Tape
Interface - I/O Expanders Interface IO Expander W-QFN5050-32 T&R 2.5K
360°
+6 images
PI4IOE5V6524ZHEX
Diodes Incorporated
1:
$2.16
5,217 In Stock
Mouser Part #
621-PI4IOE5V6524ZHEX
Diodes Incorporated
Interface - I/O Expanders Interface IO Expander W-QFN5050-32 T&R 2.5K
5,217 In Stock
1
$2.16
10
$1.60
25
$1.44
100
$1.30
250
$1.22
2,500
$1.22
Buy
Min.: 1
Mult.: 1
Max.: 320
Reel :
2,500
Details
SMD/SMT
WQFN5050-32
I2C, Serial
24 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 NCA9535PW/SOT355/TSSOP24
NCA9535PWJ
Nexperia
1:
$1.42
2,419 In Stock
Mouser Part #
771-NCA9535PWJ
Nexperia
Interface - I/O Expanders NCA9535PW/SOT355/TSSOP24
2,419 In Stock
1
$1.42
10
$1.03
25
$0.925
100
$0.818
2,500
$0.672
5,000
View
250
$0.766
500
$0.735
1,000
$0.703
5,000
$0.654
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
SMD/SMT
TSSOP-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
Interface - I/O Expanders NCA9539PW/SOT355/TSSOP24
NCA9539PWJ
Nexperia
1:
$1.23
3,099 In Stock
Mouser Part #
771-NCA9539PWJ
Nexperia
Interface - I/O Expanders NCA9539PW/SOT355/TSSOP24
3,099 In Stock
1
$1.23
10
$0.891
25
$0.806
100
$0.713
2,500
$0.607
5,000
View
250
$0.668
500
$0.641
1,000
$0.613
5,000
$0.576
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
SMD/SMT
TSSOP-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
Interface - I/O Expanders 8-Bit I2C-Controlled GPIO Expander
FXL6408UMX
onsemi
1:
$0.59
82,952 In Stock
45,000 Expected 2/2/2027
Mouser Part #
512-FXL6408UMX
onsemi
Interface - I/O Expanders 8-Bit I2C-Controlled GPIO Expander
82,952 In Stock
45,000 Expected 2/2/2027
1
$0.59
10
$0.416
25
$0.362
100
$0.321
250
View
5,000
$0.277
250
$0.302
500
$0.288
1,000
$0.277
5,000
$0.277
Buy
Min.: 1
Mult.: 1
Max.: 1,220
Reel :
5,000
Details
FXL6408
SMD/SMT
UQFN-16
I2C, Serial
8 I/O
With Interrupt
1.65 V
3.6 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
4 kV