SIM7028-dat
The SIM7028 module support LTE Category NB2, 2-HARQ. The physical dimension of SIM7028 is 17.6mm×15.7mm×2.3 mm.
It is designed for applications that need low latency, Low throughput datacommunication in a variety of radio propagation conditions.
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SIM7028-dat will be a successor of module SIM7020-dat
Diagram
Pin definitions
Comparison
compare to SIM7020-dat
- no I2C, SPI
- USB in progress, early version
- extra IO_1833_sel
ref
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hardware design manual - Chip-cn-dat/SIMCOM-dat/SIM7028-dat/SIM7028-Hardware-Design-1.0.pdf
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https://cn.simcom.com/product/SIM7028.html