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 |
|---|---|---|---|---|
| EM638165TS-10 | TSOP2(54) | 3.3 V | 100 MHZ | 0 C~+70 C |
| EM638165TS-10-T | TSOP2(54) | 3.3 V | 100 MHZ | 0 C~+70 C |
| HY57V641620BLTC-P | TSOP2(54) | 3.3 V | 100 MHZ | 0 C~+70 C |
| HY57V641620BTC-P | TSOP2(54) | 3.3 V | 100 MHZ | 0 C~+70 C |
| HY57V641620BTC-S | TSOP2(54) | 3.3 V | 100 MHZ | 0 C~+70 C |
| HY57V641620ET-P | TSOP2(54) | 3.3 V | 100 MHZ | 0 C~+70 C |
| HY57V641620FTP-6/54P | TSOP2(54) | 3.3 V | 100 MHZ | 0 C~+70 C |
| HY57V641620HCT-P | TSOP2(54) | 3.3 V | 100 MHZ | 0 C~+70 C |
| HY57V641620HCT-S | TSOP2(54) | 3.3 V | 100 MHZ | 0 C~+70 C |
| HY57V641620HFT-S | TSOP2(54) | 3.3 V | 100 MHZ | 0 C~+70 C |