Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander
TCA9539RTWR
Texas Instruments
1:
$2.37
22,510 In Stock
Mouser Part No 595-TCA9539RTWR
Texas Instruments
Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander
22,510 In Stock
1
$2.37
10
$1.76
25
$1.61
100
$1.44
250
View
3,000
$1.29
250
$1.36
500
$1.32
1,000
$1.29
3,000
$1.29
Buy
Min.: 1 Mult.: 1
Max.: 1,001
Reel :3,000
Details
TCA9539
SMD/SMT
WQFN-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 Interface IO Expander W-QFN4565-46 T&R 3.5K
360°
+5 images
PI4IOE5V6534Q2ZLWEX
Diodes Incorporated
1:
$3.58
9,086 In Stock
Mouser Part No 621-PI4IO565342ZLWEX
Diodes Incorporated
Interface - I/O Expanders Interface IO Expander W-QFN4565-46 T&R 3.5K
9,086 In Stock
1
$3.58
10
$2.67
25
$2.44
100
$2.19
250
$2.07
3,500
$2.07
Buy
Min.: 1 Mult.: 1
Max.: 400
Reel :3,500
Details
PI4IOE5V6534Q
SMD/SMT
TQFN-46
I2C, Serial
28 I/O
With Interrupt
1.65 V
5.5 V
100 kHz
- 40 C
+ 105 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders Interface IO Expander
PI4IOE5V6416ZDEX
Diodes Incorporated
1:
$1.38
19,627 In Stock
21,000 Expected 26/05/2027
Mouser Part No 729-PI4IOE5V6416ZDEX
Diodes Incorporated
Interface - I/O Expanders Interface IO Expander
19,627 In Stock
21,000 Expected 26/05/2027
1
$1.38
10
$1.13
25
$0.905
100
$0.799
250
View
3,500
$0.676
250
$0.749
500
$0.719
1,000
$0.69
3,500
$0.676
Buy
Min.: 1 Mult.: 1
Max.: 3,500
Reel :3,500
Details
PIO4IO
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 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in XQFN16 package
PCA6408AHKX
NXP Semiconductors
1:
$1.22
44,109 In Stock
144,000 On Order
Mouser Part No 771-PCA6408AHKX
NXP Semiconductors
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in XQFN16 package
44,109 In Stock
144,000 On Order
View Dates
Stock:
44,109 Can Dispatch Immediately
On Order:
68,000 Expected 03/05/2027
76,000 Expected 31/05/2027
Factory Lead Time:
16 Weeks
1
$1.22
10
$0.882
25
$0.798
100
$0.706
250
View
4,000
$0.575
250
$0.662
500
$0.635
1,000
$0.607
2,000
$0.59
4,000
$0.575
Buy
Min.: 1 Mult.: 1
Reel :4,000
Details
PCA6408A
SMD/SMT
XQFN-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 and Reset in HWQFN24 package
PCA6416AHF,128
NXP Semiconductors
1:
$1.74
19,130 In Stock
Mouser Part No 771-PCA6416AHF,128
NXP Semiconductors
Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in HWQFN24 package
19,130 In Stock
1
$1.74
10
$1.30
25
$1.18
100
$1.06
250
View
6,000
$0.886
250
$1.00
500
$0.967
1,000
$0.963
2,500
$0.918
6,000
$0.886
Buy
Min.: 1 Mult.: 1
Reel :6,000
Details
PCA6416
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
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
3,731 In Stock
6,000 Expected 12/10/2026
Mouser Part No 771-PCA9505DGGY
NXP Semiconductors
Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset in TSSOP56 package
3,731 In Stock
6,000 Expected 12/10/2026
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 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset, Low Power version of PCA9505 in TSSOP56 package
PCA9506DGG,518
NXP Semiconductors
1:
$8.58
19,599 In Stock
Mouser Part No 771-PCA9506DGG-T
NXP Semiconductors
Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset, Low Power version of PCA9505 in TSSOP56 package
19,599 In Stock
1
$8.58
10
$6.63
25
$6.14
100
$5.60
250
View
2,000
$4.78
250
$5.22
1,000
$5.06
2,000
$4.78
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
PCA9506
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 I/O Expander with Interrupt, Low Power version of PCA9554 in TSSOP16 package
PCA9534PW,118
NXP Semiconductors
1:
$2.05
23,189 In Stock
32,500 Expected 16/09/2026
Mouser Part No 771-PCA9534PW-T
NXP Semiconductors
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9554 in TSSOP16 package
23,189 In Stock
32,500 Expected 16/09/2026
1
$2.05
10
$1.51
25
$1.36
100
$1.24
2,500
$1.09
5,000
View
250
$1.19
500
$1.16
1,000
$1.11
5,000
$1.05
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
PCA9534
SMD/SMT
TSSOP-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 4-bit I2C-bus/SMBus I/O Expander in TSSOP8 package
PCA9536DP,118
NXP Semiconductors
1:
$1.74
28,142 In Stock
30,000 Expected 22/02/2027
Mouser Part No 771-PCA9536DP-T
NXP Semiconductors
Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander in TSSOP8 package
28,142 In Stock
30,000 Expected 22/02/2027
1
$1.74
10
$1.32
25
$1.21
100
$1.10
2,500
$0.928
5,000
View
250
$1.04
500
$1.01
1,000
$0.999
5,000
$0.922
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
PCA9536
SMD/SMT
TSSOP-8
I2C, Serial, SMBus
4 I/O
Without Interrupt
2.3 V
5.5 V
400 kHz
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
2 kV
Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander in HVSON8 package
PCA9536TK,118
NXP Semiconductors
1:
$1.95
25,805 In Stock
Mouser Part No 771-PCA9536TK118
NXP Semiconductors
Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander in HVSON8 package
25,805 In Stock
1
$1.95
10
$1.44
25
$1.31
100
$1.17
250
View
6,000
$0.969
250
$1.10
500
$1.06
2,500
$1.02
6,000
$0.969
Buy
Min.: 1 Mult.: 1
Reel :6,000
Details
PCA9536
SMD/SMT
HVSON-8
I2C, Serial, SMBus
4 I/O
Without 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 I/O Expander with Interrupt and Reset in HVQFN16 package
+1 image
PCA9538ABSHP
NXP Semiconductors
1:
$1.83
22,214 In Stock
18,000 Expected 22/03/2027
Mouser Part No 771-PCA9538ABSHP
NXP Semiconductors
Interface - I/O Expanders 8-bit I2C-bus I/O Expander with Interrupt and Reset in HVQFN16 package
22,214 In Stock
18,000 Expected 22/03/2027
1
$1.83
10
$1.35
25
$1.23
100
$1.09
250
View
6,000
$0.902
250
$1.03
500
$0.985
1,000
$0.982
2,500
$0.949
6,000
$0.902
Buy
Min.: 1 Mult.: 1
Reel :6,000
Details
PCA9538A
SMD/SMT
HVQFN-16
I2C, Serial, SMBus
8 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 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554A in TSSOP16 package
PCA9554PW,118
NXP Semiconductors
1:
$2.11
19,913 In Stock
17,500 Expected 16/09/2026
Mouser Part No 771-PCA9554PW-T
NXP Semiconductors
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554A in TSSOP16 package
19,913 In Stock
17,500 Expected 16/09/2026
Alternative Packaging
1
$2.11
10
$1.56
25
$1.43
100
$1.27
2,500
$1.07
5,000
View
250
$1.20
500
$1.16
1,000
$1.11
5,000
$1.05
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
PCA9554
SMD/SMT
TSSOP-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-bus I/O Expander with Interrupt in HWQFN24 package
PCA9555AHF,128
NXP Semiconductors
1:
$2.00
28,411 In Stock
24,000 Expected 06/10/2026
Mouser Part No 771-PCA9555AHF,128
NXP Semiconductors
Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt in HWQFN24 package
28,411 In Stock
24,000 Expected 06/10/2026
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
15,316 In Stock
30,000 Expected 16/02/2027
Mouser Part No 771-PCA9555BS-T
NXP Semiconductors
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in HVQFN24 package
15,316 In Stock
30,000 Expected 16/02/2027
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 Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HVQFN16 package
PCAL6408ABSHP
NXP Semiconductors
1:
$1.52
57,829 In Stock
Mouser Part No 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
57,829 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
52,845 In Stock
Mouser Part No 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
52,845 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
96,947 In Stock
Mouser Part No 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
96,947 In Stock
1
$1.59
10
$1.18
25
$1.05
100
$0.936
250
View
6,000
$0.781
250
$0.879
500
$0.845
1,000
$0.837
2,500
$0.81
6,000
$0.781
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
44,433 In Stock
42,500 Expected 19/10/2026
Mouser Part No 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
44,433 In Stock
42,500 Expected 19/10/2026
1
$2.14
10
$1.63
25
$1.44
100
$1.29
500
$1.17
1,000
View
250
$1.23
1,000
$1.16
2,500
$1.13
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/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package
PCAL9539AHF,128
NXP Semiconductors
1:
$2.52
16,847 In Stock
Mouser Part No 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
16,847 In Stock
1
$2.52
10
$1.87
25
$1.71
100
$1.55
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
637 In Stock
21,000 Expected 03/12/2026
Mouser Part No 595-TCAL6408RSVR
Texas Instruments
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
637 In Stock
21,000 Expected 03/12/2026
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 NCA9539BY/SOT8041/HWQFN24
NCA9539BYHP
Nexperia
1:
$1.79
350 In Stock
Mouser Part No 771-NCA9539BYHP
Nexperia
Interface - I/O Expanders NCA9539BY/SOT8041/HWQFN24
350 In Stock
1
$1.79
10
$1.31
25
$1.19
100
$1.06
3,000
$0.863
6,000
View
250
$0.993
500
$0.956
1,000
$0.951
6,000
$0.843
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
SMD/SMT
HWQFN-24
Reel, Cut Tape
Interface - I/O Expanders In/Out I2C int
+2 images
MCP23008T-E/SS
Microchip Technology
1:
$1.49
6,078 In Stock
6,400 Expected 01/10/2026
Mouser Part No 579-MCP23008T-E/SS
Microchip Technology
Interface - I/O Expanders In/Out I2C int
6,078 In Stock
6,400 Expected 01/10/2026
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
5,394 In Stock
Mouser Part No 579-MCP23009T-E/MG
Microchip Technology
Interface - I/O Expanders 8B I/O Expander SPI interface
Product Comments
5,394 In Stock
Alternative Packaging
1
$1.63
25
$1.36
100
$1.34
3,300
$1.25
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 16B I/O Expander I2C interface
MCP23018T-E/MJ
Microchip Technology
1:
$2.04
6,078 In Stock
Mouser Part No 579-MCP23018T-E/MJ
Microchip Technology
Interface - I/O Expanders 16B I/O Expander I2C interface
6,078 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
4,829 In Stock
Mouser Part No 579-MCP23018T-E/SS
Microchip Technology
Interface - I/O Expanders 16-bit I/O Expander I2C interface
4,829 In Stock
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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
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