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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
PinNameFunctionsNotes
1Q1
GPIO
Output latch state
2Q2
GPIO
Output latch state
3Q3
GPIO
Output latch state
4Q4
GPIO
Output latch state
5ENABLE
POWER
Controls latch states
6S1
GPIO
SET input for Latch 1
7R1
GPIO
RESET input for Latch 1
8VDD
POWER
Supply voltage
9Q2
GPIO
Output latch state
10Q3
GPIO
Output latch state
11R2
GPIO
RESET input for Latch 2
12S2
GPIO
SET input for Latch 2
13Q4
GPIO
Output latch state
14R3
GPIO
RESET input for Latch 3
15S3
GPIO
SET input for Latch 3
16VDD
POWER
Supply voltage
17Q4
GPIO
Output latch state
18NC
GND
No connection

Interactive pinout

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4043

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