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TCA9544A

I2C Hub, 4 Channels, Interrupts, TSSOP-20

Schematic Symbol

TCA9544AA0A1A2~{INT0}~{INT1}GND~{INT2}~{INT3}VCCSD0SC0SD1SC1SD2SC2SD3SC3~{INT}SCLSDA

Pin Configuration (20 pins)

PinNameType
1A0input
2A1input
3A2input
4~{INT0}input
5SD0bidirectional
6SC0bidirectional
7~{INT1}input
8SD1bidirectional
9SC1bidirectional
10GNDpower_in
11~{INT2}input
12SD2bidirectional
13SC2bidirectional
14~{INT3}input
15SD3bidirectional
16SC3bidirectional
17~{INT}open_collector
18SCLbidirectional
19SDAbidirectional
20VCCpower_in

Footprint

Confirmed

Package_SO/TSSOP-20_4.4x6.5mm_P0.65mm

Pad Layout
Pads (20)
NumberType
1smd
2smd
3smd
4smd
5smd
6smd
7smd
8smd
9smd
10smd
11smd
12smd
13smd
14smd
15smd
16smd
17smd
18smd
19smd
20smd

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Details

LibraryInterface_Expansion
Pin Count20
FootprintTSSOP-20_4.4x6.5mm_P0.65mm
Pad Count20
View DatasheetExternal link from KiCad library — may be outdated

Keywords

I2CHub