ADC0820CCWMX Equivalent & Substitute Parts

Part Overview

The ADC0820CCWMX is an 8-bit flash analog-to-digital converter manufactured by Texas Instruments, designed for single-ended and pseudo-differential input applications. This device features a parallel data interface with external reference capability and operates across 4.5V to 8V supply ranges for both analog and digital domains.

The ADC0820CCWMX carries an obsolete product status. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and access components with active manufacturing support and improved compliance certifications.

Key Parameters

Parameter	Value
Resolution	8 Bit
Number of Inputs	1
Input Type	Pseudo-Differential, Single Ended
Data Interface	Parallel
Architecture	Flash
Reference Type	External
Voltage - Supply, Analog	4.5V ~ 8V
Voltage - Supply, Digital	4.5V ~ 8V
Operating Temperature	0°C ~ 70°C
Package / Case	20-SOIC (0.295", 7.50mm Width)
Mounting Type	Surface Mount

Substitute Part Grouping Explanation

Substitution of the ADC0820CCWMX is determined by strict equivalence across the following parameters:

8-bit resolution with single flash architecture
Single analog input supporting pseudo-differential and single-ended configurations
Parallel data interface with external voltage reference
Identical supply voltage ranges: 4.5V to 8V for both analog and digital supplies
Operating temperature range: 0°C to 70°C
20-SOIC surface mount package with 0.295" width (7.50mm)

All identified substitutes maintain these electrical and mechanical specifications without deviation. Packaging format (tube, tape & reel) and product status (active vs. obsolete) represent secondary considerations that do not affect functional compatibility.

Parameter Comparison

Parameter	ADC0820CCWMX	ADC0820CCWMX/NOPB	ADC0820CCM+	ADC0820CCM+T
Manufacturer	Texas Instruments	Texas Instruments	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated
Resolution (Bits)	8	8	8	8
Number of Inputs	1	1	1	1
Input Type	Pseudo-Differential, Single Ended	Pseudo-Differential, Single Ended	Pseudo-Differential, Single Ended	Pseudo-Differential, Single Ended
Data Interface	Parallel	Parallel	Parallel	Parallel
Architecture	Flash	Flash	Flash	Flash
Reference Type	External	External	External	External
Voltage - Supply, Analog	4.5V ~ 8V	4.5V ~ 8V	4.5V ~ 8V	4.5V ~ 8V
Voltage - Supply, Digital	4.5V ~ 8V	4.5V ~ 8V	4.5V ~ 8V	4.5V ~ 8V
Operating Temperature	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C
Package / Case	20-SOIC (0.295", 7.50mm Width)	20-SOIC (0.295", 7.50mm Width)	20-SOIC (0.295", 7.50mm Width)	20-SOIC (0.295", 7.50mm Width)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Product Status	Obsolete	Active	Active	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Packaging Format	Bulk	Tape & Reel (TR)	Tube	Tape & Reel (TR)

Engineering Selection Recommendations

All substitute parts maintain functional equivalence to the ADC0820CCWMX across electrical specifications and mechanical form factor. Selection among substitutes should be based on the following criteria:

Product Status: ADC0820CCWMX/NOPB, ADC0820CCM+, and ADC0820CCM+T all carry active product status, ensuring ongoing manufacturing support and availability compared to the obsolete ADC0820CCWMX.

Compliance Certifications: ADC0820CCWMX/NOPB, ADC0820CCM+, and ADC0820CCM+T are ROHS3 compliant, meeting current environmental and regulatory requirements. The original ADC0820CCWMX is RoHS non-compliant.

Packaging Considerations: ADC0820CCWMX/NOPB and ADC0820CCM+T are supplied in tape & reel format, suitable for automated assembly processes. ADC0820CCM+ is supplied in tube format. Packaging selection depends on production volume and assembly methodology.

Manufacturer Availability: Texas Instruments supplies ADC0820CCWMX/NOPB. Analog Devices Inc./Maxim Integrated supplies ADC0820CCM+ and ADC0820CCM+T. Dual-source strategies may utilize parts from both manufacturers.

Frequently Asked Questions (FAQ)

Q: Can ADC0820CCWMX/NOPB be used as a direct replacement for ADC0820CCWMX?

A: Yes. Both parts are manufactured by Texas Instruments and share identical electrical specifications, pin configuration, and 20-SOIC package dimensions. The primary difference is packaging format (tape & reel vs. bulk) and active product status of the NOPB variant.

Q: Are the Analog Devices ADC0820CCM+ and ADC0820CCM+T functionally equivalent to the Texas Instruments ADC0820CCWMX?

A: Yes. All three parts maintain identical 8-bit resolution, single-input flash architecture, parallel data interface, external reference capability, and 4.5V to 8V supply voltage specifications. Pin configuration and 20-SOIC package dimensions are equivalent.

Q: What is the difference between ADC0820CCM+ and ADC0820CCM+T?

A: Both parts are manufactured by Analog Devices Inc./Maxim Integrated with identical electrical specifications. The primary difference is packaging format: ADC0820CCM+ is supplied in tube format, while ADC0820CCM+T is supplied in tape & reel format.

Q: Does the obsolete status of ADC0820CCWMX affect circuit compatibility with active substitutes?

A: No. Obsolete status indicates end-of-life manufacturing status and reduced availability. It does not affect electrical or mechanical compatibility. Active substitutes maintain full functional equivalence.

Q: Are there RoHS compliance differences between these parts?

A: Yes. ADC0820CCWMX is RoHS non-compliant. ADC0820CCWMX/NOPB, ADC0820CCM+, and ADC0820CCM+T are ROHS3 compliant. For applications requiring RoHS compliance, use only the compliant variants.

Q: Which substitute part should be selected for new designs?

A: Selection depends on supply chain strategy and manufacturing requirements. ADC0820CCWMX/NOPB provides continuity with Texas Instruments sourcing. ADC0820CCM+T offers tape & reel packaging for automated assembly. All three active variants are suitable for new designs.

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