ic

SI522

Symbol
SDI1PVDD2DVDD3DVSS4PVSS5NRSTPD6MFIN7MFOUT8SVDD9TVSS10TX111TVDD12TX213TVSS14AVDD15VMID16RX17EP33EA32D7/SC/MISO/TX31D6/ADR_0/MOSI/MX30D5/ADR_1/SCK/DTRQ29D4/ADR-228D3/ADR-327D2/ADR_426D1/ADR_525SD/NSS/RX24IRQ23OSCOUT22OSCIN21AUX220AUX119AVSS18
Footprint
323130292827262524232221201918171615141312111098765432133
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
SDIinputSMDoval0.28×0.8
PVDDpowerSMDoval0.28×0.8
DVDDpowerSMDoval0.28×0.8
DVSSgroundSMDoval0.28×0.8
PVSSpassiveSMDoval0.28×0.8
NRSTPDpassiveSMDoval0.28×0.8
MFINpassiveSMDoval0.28×0.8
MFOUTpassiveSMDoval0.28×0.8
SVDDpassiveSMDoval0.8×0.28
TVSSpassiveSMDoval0.8×0.28
TX1passiveSMDoval0.8×0.28
TVDDpassiveSMDoval0.8×0.28
TX2passiveSMDoval0.8×0.28
TVSSpassiveSMDoval0.8×0.28
AVDDpowerSMDoval0.8×0.28
VMIDpassiveSMDoval0.8×0.28
RXinputSMDoval0.28×0.8
AVSSgroundSMDoval0.28×0.8
AUX1passiveSMDoval0.28×0.8
AUX2passiveSMDoval0.28×0.8
OSCINpassiveSMDoval0.28×0.8
OSCOUTpassiveSMDoval0.28×0.8
IRQpassiveSMDoval0.28×0.8
SD/NSS/RXpassiveSMDoval0.28×0.8
D1/ADR_5passiveSMDoval0.8×0.28
D2/ADR_4passiveSMDoval0.8×0.28
D3/ADR-3passiveSMDoval0.8×0.28
D4/ADR-2passiveSMDoval0.8×0.28
D5/ADR_1/SCK/DTRQpassiveSMDoval0.8×0.28
D6/ADR_0/MOSI/MXpassiveSMDoval0.8×0.28
D7/SC/MISO/TXpassiveSMDoval0.8×0.28
EApassiveSMDoval0.8×0.28
EPpassiveSMDroundrect3.5×3.5

Key Parameters

Frequency
13.56MHz

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Details

Category
ic
MPN
SI522
Manufacturer
Nanjing Zhongke Microelectronics
Package
QFN-32-EP(5x5)
Footprint
QFN-32_L5.0-W5.0-P0.50-BL-EP3.5
JLCPCB
C2842419
LCSC
C2842419
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3

JLCPCB Stock & Pricing

In Stock(3,100 pcs)
1-9 pcs$0.8852
10-29 pcs$0.7181
30-99 pcs$0.6346
100-499 pcs$0.5527
500-999 pcs$0.5029
1000+ pcs$0.4772