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| N74S158B | 01295 | TEXAS INSTRUMENTS INCORPORATED |
| SN54S158J | 01295 | TEXAS INSTRUMENTS INCORPORATED |
| SN54S158J00 | 01295 | TEXAS INSTRUMENTS INCORPORATED |
| N74S158B | 18324 | PHILIPS SEMICONDUCTORS INC |
| S54S158F | 18324 | PHILIPS SEMICONDUCTORS INC |
| SN74S158J00 | 01295 | TEXAS INSTRUMENTS INCORPORATED |
| SN74S158N | 01295 | TEXAS INSTRUMENTS INCORPORATED |