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Quad 3-State R/S Latch
4043
ic logic
The CD4043B and CD4044B are quad CMOS cross-coupled 3-state R/S latches with separate SET, RESET, and ENABLE inputs. They support NOR and NAND configurations.
In stock
Specifications
6- Operating Voltage Range
- -0.5V to +20V (referenced to VSS terminal) V
- Input Voltage Range, All Inputs
- -0.5V to VDD+0.5V V
- DC Input Current, Any One Input
- +-10mA mA
- Power Dissipation Per Package (PD)
- 500mW for TA = -55°C to +100°C; 200mW for TA = +100°C to +125°C mW
- Operating Temperature Range
- -55°C to +125°C
- Storage Temperature Range (Tstg)
- -65°C to +150°C
Pinout
18| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | Q1 | GPIO | Output latch state |
| 2 | Q2 | GPIO | Output latch state |
| 3 | Q3 | GPIO | Output latch state |
| 4 | Q4 | GPIO | Output latch state |
| 5 | ENABLE | POWER | Controls latch states |
| 6 | S1 | GPIO | SET input for Latch 1 |
| 7 | R1 | GPIO | RESET input for Latch 1 |
| 8 | VDD | POWER | Supply voltage |
| 9 | Q2 | GPIO | Output latch state |
| 10 | Q3 | GPIO | Output latch state |
| 11 | R2 | GPIO | RESET input for Latch 2 |
| 12 | S2 | GPIO | SET input for Latch 2 |
| 13 | Q4 | GPIO | Output latch state |
| 14 | R3 | GPIO | RESET input for Latch 3 |
| 15 | S3 | GPIO | SET input for Latch 3 |
| 16 | VDD | POWER | Supply voltage |
| 17 | Q4 | GPIO | Output latch state |
| 18 | NC | GND | No connection |
Interactive pinout
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4043
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