PW, DB Package 16-Pin TSSOP, S…

TCA9538DBR

IC I/O EXPANDER I2C 8B 16TSSOP

TCA9538DBR is an 8-bit I2C/SMBus I/O expander with 1.65V to 5.5V supply, 400kHz fast mode, interrupt output, and reset, in a 16-pin SSOP package.Checked against the datasheet

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Technical parameters

Datasheet-verified parameters

21 items

Parameter	Value and test conditions	Source
Package	SSOP (DB) 16 Pins
Operating Temperature	-40 to 85 °C
RoHS	Yes
Recommended Operating Voltage	1.65 V to 5.5 V
Absolute Maximum Supply Voltage	Min: -0.5 V, Max: 6 V
Storage Temperature	Min: -65 °C, Max: 150 °C
I2C Bus Speed	100-kHz (Standard-mode) and 400-kHz (Fast-mode)
Number of I/O Ports	8 bits
Operating Supply Current	Typ: 18 μA, Max: 30 μA (VCC=5.5 V, fSCL=400 kHz, No load, tr=3 ns)
Standby Supply Current	Typ: 1.9 μA, Max: 3.5 μA (VCC=5.5 V, fSCL=0 kHz, No load)
P-port High-Level Output Voltage	Min: 4.1 V (VCC=4.5 V, IOH=-8 mA)
P-port Low-Level Output Current	Min: 10 mA, Typ: 14 mA (VCC=1.65 V, VOL=0.7 V)
Input Leakage Current	Max: ±1 μA (VI=VCC or GND, VCC=1.65 V to 5.5 V)
Power-on Reset Voltage (Rising)	Min: 1.2 V, Max: 1.5 V
Power-on Reset Voltage (Falling)	Typ: 0.75 V, Max: 1 V
ESD Protection (HBM)	Exceeds 2000-V Human-Body Model (A114-A)
ESD Protection (CDM)	Exceeds 1000-V Charged-Device Model (C101)
Latch-Up Performance	Exceeds 100 mA Per JESD 78, Class II
Pin Count	16
Package Body Size	6.20 mm × 5.30 mm (Nom)
Junction-to-Ambient Thermal Resistance	113.2 °C/W (SSOP)

All parameters (17)ExpandCollapse

Power
Current - Output Source/Sink	-
Voltage - Supply	1.65V ~ 5.5V
AC and DC characteristics
Clock Frequency	400 kHz
Environment and package
Mounting Type	Surface Mount
Operating Temperature	-40°C~85°C
Package	Tape & Reel (TR); Cut Tape (CT); Digi-Reel®
Package / Case	16-SSOP (0.209", 5.30mm Width)
Supplier Device Package	16-SSOP
Other
Base Product Number	TCA9538
Features	-
Interface	I²C
Interrupt Output	Yes
Mfr	Texas Instruments
Number of I/O	8
Output Type	Push-Pull
Product Status	Active
Series	-

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