CD4042BDW Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The CD4042BDW is a quad D-type latch from Texas Instruments in the 4000 CMOS series, housed in a 16-pin SOIC package. It features programmable trigger polarity, 8 MHz maximum frequency, and 50 pF load capacitance, enabling flexible clocked data storage. Ideal for data registers, keyboard debounce circuits, and general-purpose digital latch applications in consumer and industrial electronics.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- CD4042BDW Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of CD4042BDW?
- Quad D-type latch with programmable trigger type for positive or negative clock edge operation
- 8 MHz maximum frequency (at nominal supply) for moderate-speed data storage applications
- 50 pF load capacitance with 2.4 mA output sink current for reliable CMOS output drive
- 4000/14000/40000 CMOS family for low-power, wide supply voltage range operation
- 16-pin SOIC package (R-PDSO-G16) for surface-mount compact PCB assembly
- RoHS compliant and Pb-free (JESD-609 e4) for green product certification
What is CD4042BDW used for?
The CD4042BDW is used in digital data storage registers, keyboard scanning circuits, and general-purpose latch applications in consumer electronics, industrial control systems, and embedded computing. Its programmable trigger polarity makes it versatile for synchronizing data in both rising-edge and falling-edge clock domains within mixed-signal digital systems.
What are the specifications of CD4042BDW?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | PROGRAMMABLE TRIGGER TYPE |
| Family | 4000/14000/40000 |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | D LATCH |
| Max Frequency@Nom-Sup | 8000000Hz |
| Max I(ol) | 0.0024A |
| Number of Bits | 4 |
| Number of Functions | 4 |
| Output Polarity | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 0.6mA |
| Prop. Delay@Nom-Sup | 200ns |
| Propagation Delay (tpd) | 500ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Supply Voltage-Max (Vsup) | 18V |
| Supply Voltage-Min (Vsup) | 3V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Trigger Type | NEGATIVE EDGE |
| fmax-Min | 8MHz |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Taiwan |
Where can I find the CD4042BDW datasheet?
CD4042BDW Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for CD4042BDW?
Compatible alternatives and drop-in replacements for CD4042BDW:
D Latch, 4000/14000/40000 Series, 1-Func, Negative Edge Triggered, 4-Bit, Complementary Output, CMOS, PDSO16
Frequently Asked Questions
What is the function of the CD4042BDW and what makes it unique?
The CD4042BDW is a quad D-type latch with programmable trigger polarity, allowing it to capture data on either the rising or falling clock edge. This flexibility distinguishes it from fixed-polarity latches in digital data storage and synchronization circuits.
What is the maximum operating frequency of the CD4042BDW?
The CD4042BDW operates at a maximum frequency of 8 MHz at nominal supply voltage, with a 50 pF load capacitance, making it suitable for moderate-speed digital latch operations in consumer, industrial, and embedded system applications.
What package is the CD4042BDW available in?
The CD4042BDW is packaged in a 16-pin small outline IC (SOIC, R-PDSO-G16), ideal for surface-mount PCB assembly in compact consumer electronics and industrial digital control system designs.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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