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 |
|---|---|---|---|---|
| K4S281632F-UC7500 | TSOP2 | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S281632F-UC75000 | TSOP2 | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S281632F-UC75T | TSOP2 | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S281632F-UC75T00 | TSOP2 | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S281632F-UC75T000 | TSOP2 | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S281632F-UCL75 | TSOP2 | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S281632F-UL75 | TSOP2 | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S281632FFUC75T00 | TSOP2 | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S281632FUC75 #12288 | TSOP2 | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S281632FUC75K4S281632FU | TSOP2 | 3.3 V | 133 MHZ | 0 C~+85 C |