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CD4046BEE4 Equivalent & Substitute Parts
Part Overview
The CD4046BEE4 is a Phase Lock Loop (PLL) integrated circuit manufactured by Texas Instruments, designed for clock and timing applications. This 16-DIP package device operates across a supply voltage range of 3V to 18V with a maximum frequency of 2.4MHz and supports CMOS input/output logic levels.
The CD4046BEE4 is currently discontinued at DiGi Electronics. Identifying equivalent substitute parts is necessary to maintain design continuity and ensure component availability for production, repair, and new system implementations.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | CD4046BEE4 |
| Manufacturer | Texas Instruments |
| Type | Phase Lock Loop (PLL) |
| Input/Output Logic | CMOS / CMOS |
| Frequency - Max | 2.4MHz |
| Voltage - Supply | 3V ~ 18V |
| Operating Temperature | -55°C ~ 125°C |
| Package / Case | 16-DIP (0.300", 7.62mm) |
| Mounting Type | Through Hole |
| RoHS Status | ROHS3 Compliant |
| Product Status | Discontinued |
Substitute Part Grouping Explanation
Substitute parts for the CD4046BEE4 are identified based on the following critical parameters that determine functional and mechanical compatibility:
- PLL Functionality: Device must be a Phase Lock Loop IC
- Logic Levels: CMOS input and CMOS output required
- Frequency Range: Maximum frequency of 2.4MHz or greater
- Supply Voltage: 3V to 18V operating range
- Temperature Range: -55°C to 125°C operating specification
- Package Type: 16-DIP (0.300", 7.62mm) through-hole mounting
- Base Product Number: CD4046 series
The CD4046BE is identified as a manufacturer-recommended substitute, sharing identical electrical specifications and package configuration while maintaining active product status.
Parameter Comparison
| Parameter | CD4046BEE4 (Main Part) | CD4046BE (Substitute) |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Type | Phase Lock Loop (PLL) | Phase Lock Loop (PLL) |
| Input Logic | CMOS | CMOS |
| Output Logic | CMOS | CMOS |
| Number of Circuits | 1 | 1 |
| Ratio - Input:Output | 1:1 | 1:1 |
| Frequency - Max | 2.4MHz | 2.4MHz |
| Divider/Multiplier | Yes/No | Yes/No |
| Voltage - Supply | 3V ~ 18V | 3V ~ 18V |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Package / Case | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) |
| Mounting Type | Through Hole | Through Hole |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Product Status | Discontinued | Active |
Engineering Selection Recommendations
The CD4046BE is the appropriate substitute for the CD4046BEE4 based on the following factors:
Electrical Compatibility: Both parts share identical electrical specifications across all critical parameters including supply voltage range (3V ~ 18V), operating temperature range (-55°C ~ 125°C), maximum frequency (2.4MHz), and CMOS logic levels.
Package Compatibility: Both devices utilize the 16-DIP (0.300", 7.62mm) through-hole package, ensuring direct mechanical and pin-compatible replacement without PCB redesign.
Regulatory Compliance: Both parts maintain ROHS3 compliance and REACH unaffected status, meeting current environmental and regulatory requirements.
Product Availability: The CD4046BE maintains active product status with higher inventory availability (2170 pcs), providing supply chain continuity compared to the discontinued CD4046BEE4.
Manufacturer Consistency: Both parts are manufactured by Texas Instruments, ensuring consistent quality standards and design specifications.
Frequently Asked Questions (FAQ)
Q: Can the CD4046BE directly replace the CD4046BEE4 in existing designs?
A: Yes. The CD4046BE is pin-compatible and electrically identical to the CD4046BEE4. Both devices share the same 16-DIP package, supply voltage range, operating temperature range, and PLL specifications. No circuit modifications are required.
Q: What is the difference between CD4046BEE4 and CD4046BE?
A: The primary difference is product status and packaging format. The CD4046BEE4 is discontinued, while the CD4046BE is active. The CD4046BEE4 uses a specific packaging designation (EE4), while the CD4046BE is supplied in tube packaging. Electrical and functional specifications are identical.
Q: Are there any temperature or voltage limitations when substituting?
A: No. Both parts operate across the identical temperature range (-55°C ~ 125°C) and supply voltage range (3V ~ 18V). Substitution does not introduce any thermal or voltage-related constraints.
Q: Is the 16-DIP package compatible with modern PCB designs?
A: Yes. The 16-DIP (0.300", 7.62mm) through-hole package is a standard configuration compatible with conventional PCB layouts. Both the CD4046BEE4 and CD4046BE use this identical package format.
Q: Do both parts meet current regulatory requirements?
A: Yes. Both the CD4046BEE4 and CD4046BE are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory standards.
Q: What is the maximum frequency specification for these PLL devices?
A: Both the CD4046BEE4 and CD4046BE support a maximum frequency of 2.4MHz with a 1:1 input-to-output ratio and integrated divider functionality.
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