- ETSI TS 102 671 (M2M UICC)
- China Mobile
- C2x2 (DFN8L, 2×2×0.5 mm)
- ST
- Infineon
- OC1120 (WLCSP25, 2.9×2.5×0.4 mm)
- The project was Made with KiCAD
- MFF1, MFF2 and CMCC C2x2 pinout definitions are compatible
- WARNING: If use WLCSP packaging, Please read ST TN1163 before use.
- WARNING: If use DFN packaging, Please read OnSemi AND8211/D before use.
- ST33GTPMISPI (ST33G series, WLCSP11 package is the same)
- MFF2 SIM Card Specs
- MFF2 to 4FFNano Adapter
- 恒宝 M2M 智能卡产品规格书 (Chinese)
- 中国移动 C2x2 eSIM 芯片技术概要 v1.1 (Chinese)