I/O Expander 16 I2C, SMBus 400 kHz 24-WQFN (4x4)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

TCA9555RTWR

DigiKey Part Number
296-24857-2-ND - Tape & Reel (TR)
296-24857-1-ND - Cut Tape (CT)
296-24857-6-ND - Digi-Reel®
Manufacturer
Texas Instruments
Manufacturer Product Number
TCA9555RTWR
Description
IC XPNDR 400KHZ I2C SMBUS 24WQFN
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
I/O Expander 16 I2C, SMBus 400 kHz 24-WQFN (4x4)
Datasheet
 Datasheet
EDA/CAD Models
TCA9555RTWR Models
Product Attributes
Type
Description
Select All
Category
Manufacturer
Texas Instruments
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Active
DigiKey Programmable
Not Verified
Number of I/O
16
Interface
I2C, SMBus
Interrupt Output
Yes
Features
POR
Output Type
Push-Pull
Current - Output Source/Sink
10mA, 25mA
Clock Frequency
400 kHz
Voltage - Supply
1.65V ~ 5.5V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
24-WFQFN Exposed Pad
Supplier Device Package
24-WQFN (4x4)
Base Product Number
TCA9555
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 32,815
Check for Additional Incoming Stock
Quantity
All prices are in CNY
Tape & Reel (TR)
QuantityUnit Price
(Including 13% VAT)
Ext Price
(Including 13% VAT)
3,000¥7.24121¥21,723.63
6,000¥7.08876¥42,532.56
9,000¥7.01240¥63,111.60
Manufacturers Standard Package
Cut Tape (CT)
QuantityUnit Price
(Including 13% VAT)
Ext Price
(Including 13% VAT)
1¥14.53000¥14.53
10¥10.65600¥106.56
25¥9.68720¥242.18
100¥8.61990¥861.99
250¥8.11140¥2,027.85
500¥7.80496¥3,902.48
1,000¥7.55278¥7,552.78
Digi-Reel®
QuantityUnit Price
(Including 13% VAT)
Ext Price
(Including 13% VAT)
1¥15.70000¥15.70
10¥11.51600¥115.16
25¥10.46920¥261.73
100¥9.31560¥931.56
250¥8.76608¥2,191.52
500¥8.43490¥4,217.45
1,000¥8.16236¥8,162.36
* All Digi-Reel orders will add a ¥49.00 reeling fee.
For Use WithSee All
8 Items
IO-EXPANDER-EVM

IO-EXPANDER-EVM

EVAL BOARD FOR TCA6424A TCA9539

Texas Instruments

¥526.81000
1212689

1212689

LIGHTGRID

SICK, Inc.

¥7,368.36000
1062689

1062689

ENC INCREM QUAD USR SELECT CABLE

SICK, Inc.

¥2,463.67000
1202928

1202928

MULTIPLE BEAM SYSTEM

SICK, Inc.

¥17,246.13000
1200142

1200142

M40E-034500RT0 MULTIPLE BEAM

SICK, Inc.

¥19,608.52000
1216005

1216005

LIGHTGRID

SICK, Inc.

¥5,747.11000
1129622

1129622

SYS/SGD-W4104020101FX3 SGD W4F F

SICK, Inc.

¥25,621.22000
1121529

1121529

ENC INCREM HTL/TTL USR SEL CONN

SICK, Inc.

¥4,471.95000
You May Also Be Interested InSee All
10 Items
BLM18EG221SN1D

BLM18EG221SN1D

FERRITE BEAD 220 OHM 0603 1LN

Murata Electronics

¥1.94000
14417

14417

QWIIC CONNECTOR SMD 4-PIN

SparkFun Electronics

¥4.96000
SI1902CDL-T1-GE3

SI1902CDL-T1-GE3

MOSFET 2N-CH 20V 1.1A SC70-6

Vishay Siliconix

¥5.64000
TS3A27518ERTWR

TS3A27518ERTWR

IC SWITCH SPDT X 6 6.2OHM 24WQFN

Texas Instruments

¥15.81000
TCA9555RGER

TCA9555RGER

IC XPNDR 400KHZ I2C SMBUS 24VQFN

Texas Instruments

¥14.53000
USB4105-GF-A-120

USB4105-GF-A-120

CONN RCP USB2.0 TYP C 16P SMD RA

GCT

¥6.45000
LT3094EDD#PBF

LT3094EDD#PBF

IC REG LIN NEG ADJ 500MA 12-DFN

Analog Devices Inc.

¥76.06000
32K243-40ML5

32K243-40ML5

CONN SMA JACK STR 50OHM EDGE MNT

Rosenberger

¥145.88000
4960

4960

NEOPIXEL REVERSE MOUNT RGB LEDS

Adafruit Industries LLC

¥24.40000
61200621621

61200621621

CONN HEADER VERT 6POS 2.54MM

Würth Elektronik

¥3.97000