4042 IC Quad D Latch
4042
$1.03
QTY | Price |
---|---|
1 | $1.03 |
10 | $0.93 |
25 | $0.74 |
Description
The 4042 IC is a Quad D Latch consisting out of P- and N-channel enhancement mode transistors. It has four latches with a common clock input and four buffered input and output pins. D latches are sequential logic devices that employ a clock signal to store and hold a single bit of data (either 0 or 1).
Each latch within the IC has a data input (D) and a clock input (CLK). When a clock pulse is applied to the CLK input, the data at the D input is latched and stored at the output (Q) until the next clock pulse arrives. The latch effectively "captures" the input data and holds it until it updates with new data on the next clock cycle.
The 4042 IC is ideal for data storage, synchronization, and control applications. Its quad configuration provides multiple D latches in a single package. Thus making it useful for reducing component count and saving space on printed circuit boards. It is common in microcontroller-based systems, memory circuits, and various digital logic circuits where data retention and controlled timing are essential.
Features
- Clock polarity control
- Q and Q\ outputs
- Common clock
- Low power TTL compatible
- Standardized, symmetrical output characteristics
- 100% Tested for quiescent current at 20V
Specifications
Pins
16
Operating Temperature
-55°C - 125°C
Supply Voltage Range
3V - 18V
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