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 |
|---|---|---|---|---|
| K4S643232E-TC50T00 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232E-TC50T00SAM | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232E-TC50T00TR | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232E-TC50TTR | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232E-TC55/50 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232E-TCL45 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232E-TL50 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232ETC7050 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232F-TC/L50 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232F-TC50 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |