FFFE/互通料号 (形式，腳位和功能对等)
| IC 编号 | 脚位/封装 | 电压(伏) | 速度 | 温度规格 |
|---|---|---|---|---|
| EM639165TS-6/7G | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+70 C |
| EM639165TS-7G | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+70 C |
| EM639165TS-7IG | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+70 C |
| M12L128168A-7T | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+70 C |
| M12L128168A-7T 3.3V | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+70 C |
| M12L128168A-7TG | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+70 C |
| M12L128168A-7TG | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+70 C |
| M12L128168A-7TG-2T | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+70 C |
| M12L128168A-7TG/6TG | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+70 C |
| M12L128168A-7TG2R | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+70 C |