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 |
|---|---|---|---|---|
| K4S641632F-UC70000 | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+85 C |
| K4S641632FTC-75/70 | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+85 C |
| K4S641632FTC70T00T R | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+85 C |
| K4S641632FTC70TL70 | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+85 C |
| K4S641632H-TC(L)70 | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+85 C |
| K4S641632H-TC/L7 | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+85 C |
| K4S641632H-TC70 | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+85 C |
| K4S641632H-TC70/75 | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+85 C |
| K4S641632H-TC700 | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+85 C |
| K4S641632H-TC70000 | TSOP2(54) | 3.3 V | 143 MHZ | 0 C~+85 C |