| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| MSM514221B-30RS | 262,263-word x 4-bit field memory | distributor | DIP | 16 | 0°C | 70°C | 154 K |
| MSM514221B-30ZS | 262,263-word x 4-bit field memory | distributor | ZIP | 20 | 0°C | 70°C | 154 K |
| MSM514221B-40JS | 262,263-word x 4-bit field memory | distributor | SOJ | 26 | 0°C | 70°C | 154 K |
| MSM514221B-40RS | 262,263-word x 4-bit field memory | distributor | DIP | 16 | 0°C | 70°C | 154 K |
| MSM514221B-40ZS | 262,263-word x 4-bit field memory | distributor | ZIP | 20 | 0°C | 70°C | 154 K |
| MSM514221B-60JS | 262,263-word x 4-bit field memory | distributor | SOJ | 26 | 0°C | 70°C | 154 K |
| MSM514221B-60RS | 262,263-word x 4-bit field memory | distributor | DIP | 16 | 0°C | 70°C | 154 K |
| MSM514221B-60ZS | 262,263-word x 4-bit field memory | distributor | ZIP | 20 | 0°C | 70°C | 154 K |
| MSM514222B-30RS | 262,263-word x 4-bit field memory | distributor | DIP | 16 | 0°C | 70°C | 154 K |
| MSM514222B-40RS | 262,263-word x 4-bit field memory | distributor | DIP | 16 | 0°C | 70°C | 154 K |
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