Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Agile I/O in HWQFN24 package
PCAL9555AHF,128
NXP Semiconductors
1:
₩3,182.4
13,036 In Stock
18,000 Expected 10/12/2026
Mouser Part # 771-PCAL9555AHF,128
NXP Semiconductors
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Agile I/O in HWQFN24 package
13,036 In Stock
18,000 Expected 10/12/2026
1
₩3,182.4
10
₩2,355.6
25
₩2,152.8
100
₩1,918.8
250
View
6,000
₩1,606.8
250
₩1,809.6
500
₩1,747.2
1,000
₩1,700.4
6,000
₩1,606.8
Buy
Min.: 1 Mult.: 1
Reel :6,000
Details
PCAL9555A
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 W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC
+1 image
CS82C55A-5Z
Renesas / Intersil
1:
₩25,849.2
185 In Stock
1,040 Expected 12/15/2026
Mouser Part # 968-CS82C55A-5Z
Renesas / Intersil
Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC
185 In Stock
1,040 Expected 12/15/2026
Alternative Packaging
1
₩25,849.2
10
₩20,233.2
25
₩18,829.2
100
₩17,300.4
250
View
250
₩17,128.8
520
₩16,114.8
1,040
₩15,756
2,600
Quote
Buy
Min.: 1 Mult.: 1
Details
82C55A
SMD/SMT
PLCC-44
Parallel
24 I/O
With Interrupt
4.5 V
5.5 V
8 MHz
0 C
+ 70 C
Tube
Without ESD Protection
Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC
+1 image
CS82C55A-5Z96
Renesas / Intersil
1:
₩25,849.2
513 In Stock
Mouser Part # 968-CS82C55A-5Z96
Renesas / Intersil
Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC
513 In Stock
Alternative Packaging
1
₩25,849.2
10
₩20,233.2
25
₩18,829.2
100
₩17,300.4
500
₩16,114.8
1,000
View
250
₩17,128.8
1,000
₩15,756
2,500
Quote
Buy
Min.: 1 Mult.: 1
Reel :500
Details
82C55A
SMD/SMT
PLCC-44
Parallel
24 I/O
With Interrupt
4.5 V
5.5 V
8 MHz
0 C
+ 70 C
Reel, Cut Tape, MouseReel
Without ESD Protection
Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ 44PLCC INDEL
+1 image
IS82C55AZ96
Renesas / Intersil
1:
₩64,771.2
461 In Stock
Mouser Part # 968-IS82C55AZ96
Renesas / Intersil
Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ 44PLCC INDEL
461 In Stock
Alternative Packaging
1
₩64,771.2
10
₩52,447.2
25
₩49,358.4
100
₩47,314.8
250
₩44,350.8
500
₩44,350.8
Buy
Min.: 1 Mult.: 1
Reel :500
Details
82C55A
SMD/SMT
PLCC-44
Parallel
24 I/O
With Interrupt
4.5 V
5.5 V
8 MHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
1 kV
Interface - I/O Expanders In/Out I2C int
MCP23008-E/P
Microchip Technology
1:
₩2,402.4
696 In Stock
2,300 Expected 9/21/2026
Mouser Part # 579-MCP23008-E/P
Microchip Technology
Interface - I/O Expanders In/Out I2C int
696 In Stock
2,300 Expected 9/21/2026
Buy
Min.: 1 Mult.: 1
Details
Through Hole
PDIP-18
I2C, Serial
8 I/O
With Interrupt
1.8 V
5.5 V
1.7 MHz
- 40 C
+ 125 C
Tube
Without ESD Protection
Interface - I/O Expanders 8-bit I/O Expander I2C interface
MCP23009-E/P
Microchip Technology
1:
₩2,480.4
287 In Stock
Mouser Part # 579-MCP23009-E/P
Microchip Technology
Interface - I/O Expanders 8-bit I/O Expander I2C interface
287 In Stock
Buy
Min.: 1 Mult.: 1
Details
Through Hole
PDIP-18
I2C, Serial
8 I/O
With Interrupt
1.8 V
5.5 V
3.4 MHz
- 40 C
+ 125 C
Tube
4 kV
Interface - I/O Expanders 8-bit I/O Expander I2C interface
MCP23009-E/SO
Microchip Technology
1:
₩2,371.2
88 In Stock
Mouser Part # 579-MCP23009-E/SO
Microchip Technology
Interface - I/O Expanders 8-bit I/O Expander I2C interface
88 In Stock
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
SOIC-18
I2C, Serial
8 I/O
With Interrupt
1.8 V
5.5 V
3.4 MHz
- 40 C
+ 125 C
Tube
4 kV
Interface - I/O Expanders 16B I/O Expander I2C interface
MCP23018-E/SO
Microchip Technology
1:
₩3,182.4
58 In Stock
243 Expected 8/17/2026
Mouser Part # 579-MCP23018-E/SO
Microchip Technology
Interface - I/O Expanders 16B I/O Expander I2C interface
58 In Stock
243 Expected 8/17/2026
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
SOIC-28
I2C, Serial
16 I/O
With Interrupt
1.8 V
5.5 V
3.4 MHz
- 40 C
+ 125 C
Tube
Without ESD Protection
Interface - I/O Expanders 16B I/O Expander I2C interface
MCP23018-E/SP
Microchip Technology
1:
₩3,322.8
415 In Stock
Mouser Part # 579-MCP23018-E/SP
Microchip Technology
Interface - I/O Expanders 16B I/O Expander I2C interface
415 In Stock
Buy
Min.: 1 Mult.: 1
Details
Through Hole
SPDIP-28
I2C, Serial
16 I/O
With Interrupt
1.8 V
5.5 V
3.4 MHz
- 40 C
+ 125 C
Tube
Without ESD Protection
Interface - I/O Expanders 8-bit I/O Expander SPI interface
MCP23S09-E/P
Microchip Technology
1:
₩2,636.4
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
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:
₩2,527.2
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 16B I/O Expander SPI interface
MCP23S18-E/SP
Microchip Technology
1:
₩3,525.6
569 In Stock
Mouser Part # 579-MCP23S18-E/SP
Microchip Technology
Interface - I/O Expanders 16B I/O Expander SPI interface
569 In Stock
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 Digital CAN I/O
+1 image
MCP25020-I/P
Microchip Technology
1:
₩5,943.6
117 In Stock
Mouser Part # 579-MCP25020-I/P
Microchip Technology
Interface - I/O Expanders Digital CAN I/O
117 In Stock
Buy
Min.: 1 Mult.: 1
Details
Through Hole
PDIP-14
CAN
8 I/O
Without Interrupt
2.75 V
5.5 V
25 MHz
- 65 C
+ 150 C
Tube
3.5 kV
Interface - I/O Expanders Digital CAN I/O
+3 images
MCP25020-I/SL
Microchip Technology
1:
₩5,678.4
89 In Stock
Mouser Part # 579-MCP25020-I/SL
Microchip Technology
Interface - I/O Expanders Digital CAN I/O
89 In Stock
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
SOIC-14
CAN
8 I/O
Without Interrupt
2.75 V
5.5 V
25 MHz
- 40 C
+ 85 C
Tube
3.5 kV
Interface - I/O Expanders Mixed signal Expandr
+1 image
MCP25050-E/P
Microchip Technology
1:
₩9,469.2
29 In Stock
Mouser Part # 579-MCP25050-E/P
Microchip Technology
Interface - I/O Expanders Mixed signal Expandr
29 In Stock
Buy
Min.: 1 Mult.: 1
Details
Through Hole
PDIP-14
CAN
8 I/O
Without Interrupt
5.5 V
5.5 V
25 MHz
- 65 C
+ 150 C
Tube
3.5 kV
Interface - I/O Expanders Rem 8B I2C & Lo-Pwr I/O Expander A 595-P A 595-PCA9534DBR
PCA9534DB
Texas Instruments
1:
₩8,096.4
109 In Stock
Mouser Part # 595-PCA9534DB
Texas Instruments
Interface - I/O Expanders Rem 8B I2C & Lo-Pwr I/O Expander A 595-P A 595-PCA9534DBR
109 In Stock
Alternative Packaging
1
₩8,096.4
10
₩6,099.6
25
₩5,600.4
80
₩5,054.4
240
View
240
₩4,804.8
560
₩4,758
1,040
₩4,477.2
2,560
₩4,368
Buy
Min.: 1 Mult.: 1
Details
PCA9534
SMD/SMT
SSOP-16
I2C, Serial, SMBus
8 I/O
With Interrupt
2.3 V
5.5 V
400 kHz
- 40 C
+ 85 C
Tube
2 kV
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534DW
PCA9534DWR
Texas Instruments
1:
₩4,914
85 In Stock
2,000 On Order
Mouser Part # 595-PCA9534DWR
Texas Instruments
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534DW
85 In Stock
2,000 On Order
Alternative Packaging
1
₩4,914
10
₩3,681.6
25
₩3,385.2
100
₩3,042
2,000
₩2,589.6
4,000
View
250
₩2,886
500
₩2,839.2
1,000
₩2,698.8
4,000
₩2,511.6
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
PCA9534
SMD/SMT
SOIC-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
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DBR
PCA9539DB
Texas Instruments
1:
₩7,675.2
164 In Stock
Mouser Part # 595-PCA9539DB
Texas Instruments
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DBR
164 In Stock
Alternative Packaging
1
₩7,675.2
10
₩5,850
25
₩5,397.6
120
₩4,867.2
300
View
300
₩4,633.2
540
₩4,524
1,020
₩4,508.4
2,520
₩4,477.2
Buy
Min.: 1 Mult.: 1
Details
PCA9539
SMD/SMT
SSOP-24
I2C, Serial, SMBus
16 I/O
With Interrupt
2.3 V
5.5 V
400 kHz
- 40 C
+ 85 C
Tube
2 kV
Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander
PCA9554ADGVR
Texas Instruments
1:
₩4,711.2
69 In Stock
Mouser Part # 595-PCA9554ADGVR
Texas Instruments
Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander
69 In Stock
1
₩4,711.2
10
₩3,510
25
₩3,213.6
100
₩2,886
250
₩2,730
2,000
₩2,308.8
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
PCA9554A
SMD/SMT
TVSOP-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
Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander
PCA9554ARGVR
Texas Instruments
1:
₩4,461.6
95 In Stock
2,500 Expected 9/14/2026
Mouser Part # 595-PCA9554ARGVR
Texas Instruments
Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander
95 In Stock
2,500 Expected 9/14/2026
Alternative Packaging
1
₩4,461.6
10
₩3,338.4
25
₩3,057.6
100
₩2,745.6
2,500
₩2,340
5,000
View
250
₩2,589.6
500
₩2,542.8
1,000
₩2,480.4
5,000
₩2,262
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
PCA9554A
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
Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D
PCA9557DR
Texas Instruments
1:
₩2,730
405 In Stock
2,500 Expected 9/16/2026
Mouser Part # 595-PCA9557DR
Texas Instruments
Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D
405 In Stock
2,500 Expected 9/16/2026
Alternative Packaging
1
₩2,730
10
₩2,012.4
25
₩1,825.2
100
₩1,622.4
2,500
₩1,366.6
5,000
View
250
₩1,524.1
500
₩1,466.4
1,000
₩1,458.6
5,000
₩1,316.6
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
PCA9557
SMD/SMT
SOIC-Narrow-16
I2C, Serial, SMBus
8 I/O
Without Interrupt
2.5 V
6 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp
PCA9557RGVR
Texas Instruments
1:
₩3,088.8
143 In Stock
10,000 On Order
Mouser Part # 595-PCA9557RGVR
Texas Instruments
Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp
143 In Stock
10,000 On Order
View Dates
Alternative Packaging
On Order:
2,500 Expected 10/1/2026
7,500 Expected 12/10/2026
Factory Lead-Time:
9 Weeks
1
₩3,088.8
10
₩2,277.6
25
₩2,074.8
100
₩1,856.4
2,500
₩1,549.1
5,000
View
250
₩1,747.2
500
₩1,684.8
1,000
₩1,653.6
5,000
₩1,507
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
PCA9557
SMD/SMT
VQFN-16
I2C, Serial, SMBus
8 I/O
Without Interrupt
2.5 V
6 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus
PCF8574ADGVR
Texas Instruments
1:
₩5,428.8
76 In Stock
4,000 Expected 8/13/2026
Mouser Part # 595-PCF8574ADGVR
Texas Instruments
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus
76 In Stock
4,000 Expected 8/13/2026
Alternative Packaging
1
₩5,428.8
10
₩4,180.8
25
₩3,946.8
250
₩3,790.8
2,000
₩2,964
4,000
View
500
₩3,744
1,000
₩3,650.4
4,000
₩2,932.8
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
PCF8574A
SMD/SMT
TVSOP-20
I2C, Serial
8 I/O
With Interrupt
2.5 V
6 V
100 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
1 kV
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus
PCF8574ARGYR
Texas Instruments
1:
₩3,993.6
962 In Stock
Mouser Part # 595-PCF8574ARGYR
Texas Instruments
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus
962 In Stock
Alternative Packaging
1
₩3,993.6
10
₩2,979.6
25
₩2,730
100
₩2,433.6
3,000
₩2,043.6
6,000
View
250
₩2,308.8
500
₩2,293.2
6,000
₩1,996.8
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
PCF8574A
SMD/SMT
VQFN-20
I2C, Serial
8 I/O
With Interrupt
2.5 V
6 V
100 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
1 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDWR
PCF8575CDW
Texas Instruments
1:
₩12,121.2
232 In Stock
Mouser Part # 595-PCF8575CDW
Texas Instruments
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDWR
232 In Stock
Alternative Packaging
1
₩12,121.2
10
₩9,687.6
25
₩8,221.2
100
₩7,878
250
View
250
₩7,472.4
1,000
₩7,347.6
2,500
₩7,160.4
5,000
Quote
Buy
Min.: 1 Mult.: 1
Details
PCF8575C
SMD/SMT
SOIC-24
I2C, Serial, SMBus
16 I/O
With Interrupt
4.5 V
5.5 V
400 kHz
- 40 C
+ 85 C
Tube
2 kV
Korea, Republic of
