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 |
|---|---|---|---|---|
| HY57V643220DTP-45 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+70 C |
| HY57V643220DTP-5 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+70 C |
| HY57V643220ET-5 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+70 C |
| HY57V643220HG-5 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+70 C |
| HY57V643220HGT-5 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+70 C |
| HY57V653220ATC-5 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+70 C |
| HY57V653220BATC-5 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+70 C |
| HY57V653220BTC-5 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+70 C |
| HY57V653220BTC-50 | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+70 C |
| HY57V653220BTC-5A | TSOP2(86) | 3.3 V | 200 MHZ | 0 C~+70 C |