FFFE/互通料号 (形式，腳位和功能对等)
| IC 编号 | 脚位/封装 | 电压(伏) | 速度 | 温度规格 |
|---|---|---|---|---|
| K4S643232H-TC50T | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232H-TC50T00 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232H-TL50 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232H-UC/L50 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232H-UC50 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232H-UC50000 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232H-UC500F0 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232H-UL50 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232HTC55/50/60 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |
| K4S643232HTC5O | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+85 C |