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 |
|---|---|---|---|---|
| AS4C4M32S-7TCN | TSOP2(86) | 3.3 V | 143 MHZ | 0 C~+70 C |
| AS4C4M32SA-7TCN | TSOP2(86) | 3.0V~3.6V | 143 MHZ | 0 C~+70 C |
| AS4C4M32SA-7TCNTR | TSOP2(86) | 3.3 V | 143 MHZ | 0 C~+70 C |
| EM639325TS-7G | TSOP2(86) | 3.3 V | 143 MHZ | 0 C~+70 C |
| HY57V283220T-6/7 | TSOP2(86) | 3.3 V | 143 MHZ | 0 C~+70 C |
| HY57V283220T-7 | TSOP2(86) | 3.3 V | 143 MHZ | 0 C~+70 C |
| HY57V283220T-7 X | TSOP2(86) | 3.3 V | 143 MHZ | 0 C~+70 C |
| HY57V283220T-70 | TSOP2(86) | 3.3 V | 143 MHZ | 0 C~+70 C |
| HY57V283220TP-7 | TSOP2(86) | 3.3 V | 143 MHZ | 0 C~+70 C |
| MT48LC4M32B2P- 7 : G | TSOP2(86) | 3.3 V | 143 MHZ | 0 C~+70 C |