microcontroller

CH554T

Symbol
P3.2/TXD1_/INT0/VBUS1/AIN31P1.4/T2_/CAP1_/SCS/TIN2/UCC1/AIN12P1.5/MOSI/PWM1/TIN3/UCC2/AIN23P1.6/MISO/RXD1/TIN44P1.7/SCK/TXD1/TIN55RST/T2EX_/CAP2_6P1.0/T2/CAP1/TIN07P1.1/T2EX/CAP2/TIN1/VBUS2/AIN08P3.1/PWM2_/TXD9P3.0/PWM1_/RXD10V3320VCC/VDD19GND/VSS18P1.2/XI/RXD_17P1.3/XO/TXD_16P3.7/UDM15P3.6/UDP14P3.5/T113P3.4/PWM2/RXD1_/T012P3.3/INT111
Footprint
5678192341213141516179181101120
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
P3.2/TXD1_/INT0/VBUS1/AIN3inputSMDroundrect0.4×1.494
P1.4/T2_/CAP1_/SCS/TIN2/UCC1/AIN1outputSMDroundrect0.4×1.494
P1.5/MOSI/PWM1/TIN3/UCC2/AIN2ioSMDroundrect0.4×1.494
P1.6/MISO/RXD1/TIN4passiveSMDroundrect0.4×1.494
P1.7/SCK/TXD1/TIN5passiveSMDroundrect0.4×1.494
RST/T2EX_/CAP2_inputSMDroundrect0.4×1.494
P1.0/T2/CAP1/TIN0passiveSMDroundrect0.4×1.494
P1.1/T2EX/CAP2/TIN1/VBUS2/AIN0passiveSMDroundrect0.4×1.494
P3.1/PWM2_/TXDpassiveSMDroundrect0.4×1.494
P3.0/PWM1_/RXDpassiveSMDroundrect0.4×1.494
P3.3/INT1passiveSMDroundrect0.4×1.494
P3.4/PWM2/RXD1_/T0passiveSMDroundrect0.4×1.494
P3.5/T1passiveSMDroundrect0.4×1.494
P3.6/UDPpassiveSMDroundrect0.4×1.494
P3.7/UDMpassiveSMDroundrect0.4×1.494
P1.3/XO/TXD_passiveSMDroundrect0.4×1.494
P1.2/XI/RXD_passiveSMDroundrect0.4×1.494
GND/VSSgroundSMDroundrect0.4×1.494
VCC/VDDpowerSMDroundrect0.4×1.494
V33passiveSMDroundrect0.4×1.494

Key Parameters

Frequency
24MHz

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View Datasheet

Details

Category
microcontroller
MPN
CH554T
Manufacturer
WCH(Jiangsu Qin Heng)
Package
TSSOP-20
Footprint
TSSOP-20_L6.5-W4.4-P0.65-LS6.4-TL
JLCPCB
C2928938
LCSC
C2928938
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
-

JLCPCB Stock & Pricing

Out of Stock(0 pcs)
1-9 pcs$1.0908
10-29 pcs$0.9061
30-99 pcs$0.8049
100-499 pcs$0.6812
500-999 pcs$0.6298
1000-1999 pcs$0.6073
2000-3999 pcs$0.5992
4000+ pcs$0.5944