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Nexperia
HEF4045BT is a CMOS multi-stage binary counter/divider intended for long-division timing and frequency-division functions. This is a legacy device family; verify the complete marking before substitution.
Final pricing may vary by configuration, quantity, delivery and project requirements.
HEF4045BT is a CMOS multi-stage binary counter/divider intended for long-division timing and frequency-division functions. This is a legacy device family; verify the complete marking before substitution.
| Manufacturer | Nexperia |
|---|---|
| Model / Marking | HEF4045BT |
| Component Type | 21-Stage Binary Counter/Divider |
| Function | Long-division frequency counting |
| Device Family | HEF4000B CMOS logic |
| Pin Count | 16 |
| Mounting | Surface mount (as supplied) |
The cascaded counter stages provide very high division ratios for low-frequency timing and clock-divider circuits. Because this is a legacy part, pinout and available output stages should be checked against the exact manufacturer data sheet before design-in.