| Part No | Manufacturer | Price | Stock |
| BETTLINK ELECTRONIC LIMITED | MSP53C391NI2D (SPEECH SYNTHESIZER, CMOS, PDIP16 Подробнее) | Rochester Electronics, LLC | 3.48$ | 16748 |
| Acme Chip Technology Co.,Limited | MSP53C391NI2D (IC LONG DURATION PROC 16-DIP) | Texas Instruments | 1.29$ | 16969 |
| Geefook (shenzhen) Electronic Co., Ltd | MSP53C391NI2D (Подробнее) | Texas Instruments | 1.12$ | 767 |
HongKong Teyou Huicheng Electronic Technology Limited | MSP53C391NI2D (Package: : DIP16/7.62MM; , D/c: : 22+) | Rochester Electronics, LLC | – | 55000 |
| Digi-ic_SMART PIONEER Electronic | MSP53C391NI2D (SPEECH SYNTHESIZER, CMOS, PDIP16 Подробнее) | Texas Instruments | – | 6020 |
| IC STOCK TECHNOLOGY LIMITED | MSP53C391NI2D (D/c: : 00+) | TI | – | 5410 |
| King-YiKu Optoelectronics Co., Ltd. | MSP53C391NI2D (22+; , D/c: : 28050) | TI | – | – |
| Kontest | MSP53C391NI2D (IC LONG DURATION PROC 16-DIP Подробнее) | Texas Instruments | – | – |
| "SINERGY-DISTRIBUTION" LLC | MSP53C391NI2D (SPEECH SYNTHESIZER, CMOS, PDIP16) | Rochester Electronics, LLC | – | 989 |
| Aspect | MSP53C391NI2D | – | – | from 7 days |
| ООО "Интегральные схемы" | MSP53C391NI2D | – | – | from 7 days |
| Icseek Global Limited | MSP53C391NI2D (Оригинальный и наличный и новый) | TI | – | 6250 |
