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 |
|---|---|---|---|---|
| IS42S81600E-75ETL | TSOP2(54) | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S280832A-TC75 | TSOP2(54) | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S280832A-TC7500 | TSOP2(54) | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S280832A-TC75000 | TSOP2(54) | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S280832A-TC75T00 | TSOP2(54) | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S280832A-TCL75 | TSOP2(54) | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S280832A-TL75 | TSOP2(54) | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S280832A-TLC75 | TSOP2(54) | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S280832B-TC75 | TSOP2(54) | 3.3 V | 133 MHZ | 0 C~+85 C |
| K4S280832B-TC7500 | TSOP2(54) | 3.3 V | 133 MHZ | 0 C~+85 C |