Technical Summary: HCC/HCF4042B CMOS Quad D-Type Latch

HCC/HCF4042B CMOS Quad D-Type Latch

Overview

The HCC4042B (extended temperature range) and HCF4042B (intermediate temperature range) are quad D-type latch devices fabricated with silicon gate CMOS technology. These devices belong to the "B" series of CMOS integrated circuits, offering low power consumption, high noise immunity, and compatibility with a wide range of supply voltages. The 4042B is designed for applications requiring data storage and transfer, featuring four independent D-type latches with common clock and polarity control inputs.

Features

Quad D-Type Latches: Four independent latches in a single package.
Wide Supply Voltage Range: Operates from 3V to 18V, making it versatile for various logic levels.
Low Power Consumption: Typical static current of 10nA at 20V and 25°C.
High Noise Immunity: CMOS technology ensures robust performance in noisy environments.
Symmetric Output Characteristics: Balanced rise and fall times for improved signal integrity.
Standardized Symmetrical Output Characteristics: Ensures compatibility with other logic families.
Common Clock and Polarity Control: Simplifies system design by reducing control signal requirements.
Extended and Intermediate Temperature Ranges: HCC4042B supports -55°C to +125°C, while HCF4042B supports -40°C to +85°C.

Applications

The HCC/HCF4042B is suitable for a wide range of digital applications, including:

Data Storage: Temporary holding of data in microprocessor or microcontroller systems.
Buffer Registers: Intermediate storage in data transfer operations.
Control Systems: State retention in sequential logic circuits.
Instrumentation: Signal conditioning and data acquisition systems.
Industrial Electronics: Robust performance in harsh environments.
Consumer Electronics: Low-power applications such as remote controls and portable devices.

Electrical Characteristics

Absolute Maximum Ratings

Supply Voltage (V_DD): -0.5V to +22V
Input Voltage (V_IN): -0.5V to V_DD + 0.5V
Output Voltage (V_OUT): -0.5V to V_DD + 0.5V
Operating Temperature Range:
- HCC4042B: -55°C to +125°C
- HCF4042B: -40°C to +85°C
Storage Temperature Range: -65°C to +150°C

DC Electrical Characteristics (V_DD = 10V, T_A = 25°C)

High-Level Output Voltage (V_OH): 9.95V (min) at I_OH = -0.4mA
Low-Level Output Voltage (V_OL): 0.05V (max) at I_OL = 0.4mA
Input Leakage Current (I_IN): ±0.1µA (max) at V_IN = 0V to V_DD
Quiescent Supply Current (I_DD): 1µA (max) at V_DD = 20V

AC Electrical Characteristics (V_DD = 10V, T_A = 25°C)

Propagation Delay (t_PHL, t_PLH): 200ns (max) from clock to output
Clock Pulse Width (t_W): 150ns (min)
Setup Time (t_SU): 100ns (min) for data before clock edge
Hold Time (t_H): 0ns (min) for data after clock edge

Package Information

The HCC/HCF4042B is available in multiple package options to suit different assembly and thermal requirements:

16-Lead Plastic Dual In-Line Package (PDIP):
- Dimensions: 19.3mm x 6.35mm x 4.57mm
- Pin Pitch: 2.54mm
16-Lead Small Outline Package (SOIC):
- Dimensions: 9.9mm x 3.9mm x 1.75mm
- Pin Pitch: 1.27mm
16-Lead Thin Shrink Small Outline Package (TSSOP):
- Dimensions: 5mm x 4.4mm x 1.2mm
- Pin Pitch: 0.65mm