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 |
|---|---|---|---|---|
| IC42S16800-6T | TSOP2 | 3.3 V | 166 MHZ | 0 C~+85 C |
| IC42S16800-6TG | TSOP2 | 3.3 V | 166 MHZ | 0 C~+85 C |
| IC42S16800D-6TL | TSOP2 | 3.3 V | 166 MHZ | 0 C~+85 C |
| IC42S16800E-6TL | TSOP2 | 3.3 V | 166 MHZ | 0 C~+85 C |
| IC42S16800F-6TL | TSOP2 | 3.3 V | 166 MHZ | 0 C~+85 C |
| IS42S16800J-6T | TSOP2 | 3.3 V | 166MHZ | 0 C~+85 C |
| K4S281632E-UC60 | TSOP2 | 3.3 V | 166 MHZ | 0 C~+85 C |
| K4S281632F-TL60 | TSOP2 | 3.3 V | 166 MHZ | 0 C~+85 C |
| K4S281632F-UC6 | TSOP2 | 3.3 V | 166 MHZ | 0 C~+85 C |
| K4S281632F-UC60 | TSOP2 | 3.3 V | 166 MHZ | 0 C~+85 C |