FFFE/互通料號 (形式，腳位和功能對等)
| IC 編號 | 脚位/封装 | 電壓(伏) | 速度 | 溫度規格 |
|---|---|---|---|---|
| ( K4S281632K-UI75) | TSOP2 | 3.3 V | 133 MHZ | -40 C~+85 C |
| K4S281632D(E F)TC-75 | TSOP2 | 3.3 V | 133 MHZ | -40 C~+85 C |
| K4S281632D-75 | TSOP2 | 3.3 V | 133 MHZ | -40 C~+85 C |
| K4S281632D-75TC | TSOP2 | 3.3 V | 133 MHZ | -40 C~+85 C |
| K4S281632D-NC75 | TSOP2 | 3.3 V | 133 MHZ | -40 C~+85 C |
| K4S281632D-NC7C | TSOP2 | 3.3 V | 133 MHZ | -40 C~+85 C |
| K4S281632D-NL7 | TSOP2 | 3.3 V | 133 MHZ | -40 C~+85 C |
| K4S281632D-NL75 | TSOP2 | 3.3 V | 133 MHZ | -40 C~+85 C |
| K4S281632D-NL7C | TSOP2 | 3.3 V | 133 MHZ | -40 C~+85 C |
| K4S281632D/ETC75 | TSOP2 | 3.3 V | 133 MHZ | -40 C~+85 C |