Z8F0223SB005SC Equivalent & Substitute Parts

Part Overview

The Z8F0223SB005SC is an 8-bit embedded microcontroller from Zilog's eZ8 Encore!® XP® series, featuring 2KB FLASH program memory, 512 bytes of RAM, and integrated peripherals including UART/USART connectivity, PWM, and watchdog timer functionality. This device is classified as obsolete, making identification of compatible substitute parts essential for ongoing system support and new design implementations. The primary substitute maintains identical electrical and mechanical specifications while offering improved compliance status.

Substiute Parts

Z8F0223SB005SC

ZilogIn Stock: 899Z8F0223SB005SC Datasheet

Current PartRFQ

Z8F0223SB005SG

ZilogIn Stock: 732Z8F0223SB005SG Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the Z8F0223SB005SC is determined by strict equivalence across the following critical parameters:

• Core Architecture & Processing: Identical eZ8 8-bit processor at 5MHz
• Memory Configuration: 2KB FLASH program memory and 512 x 8 RAM
• Electrical Specifications: Matching 2.7V ~ 3.6V supply voltage range
• Peripheral Set: Identical connectivity (IrDA, UART/USART) and integrated functions (PWM, WDT, brown-out detect, POR, LED)
• Physical Form Factor: 8-SOIC surface mount package with 0.154" (3.90mm) width
• I/O Count: 6 I/O pins
• Data Conversion: 4-channel 10-bit A/D converter
• Temperature Range: 0°C ~ 70°C operating specification

The Z8F0223SB005SG qualifies as a direct substitute based on complete alignment with all electrical and mechanical parameters listed above.

Parameter Comparison

Engineering Selection Recommendations

The Z8F0223SB005SG is the qualified substitute for Z8F0223SB005SC applications. Both devices share identical electrical performance and physical form factor, ensuring direct functional compatibility at the circuit level.

The primary distinction between these parts is product lifecycle status and regulatory compliance. The Z8F0223SB005SC is classified as obsolete, while the Z8F0223SB005SG maintains active product status. Additionally, the Z8F0223SB005SG achieves ROHS3 compliance, whereas the Z8F0223SB005SC is RoHS non-compliant. For new designs or systems requiring regulatory alignment with current environmental standards, the Z8F0223SB005SG is the appropriate selection. For legacy system maintenance where existing inventory of Z8F0223SB005SC units is available, the Z8F0223SB005SG provides a compliant replacement path.

Both parts carry identical REACH unaffected status and EAR99 export classification. Packaging differs between standard and tube formats; component selection should account for procurement and assembly workflow requirements.

Frequently Asked Questions (FAQ)

Q: Can Z8F0223SB005SG directly replace Z8F0223SB005SC in existing circuit designs?

A: Yes. Both devices are electrically and mechanically identical. Pin configuration, voltage requirements, memory capacity, peripheral functionality, and operating temperature range are equivalent. Direct substitution at the component level is supported without circuit modification.

Q: What is the significance of the product status difference (Obsolete vs. Active)?

A: Product status indicates manufacturer support and availability. The Z8F0223SB005SC is obsolete, meaning Zilog has discontinued active production and support. The Z8F0223SB005SG remains in active production, ensuring ongoing availability and manufacturer support for new applications and system maintenance.

Q: How does RoHS compliance affect component selection?

A: RoHS3 compliance indicates the Z8F0223SB005SG meets current environmental and hazardous substance restrictions. Systems designed for markets with RoHS requirements must use compliant components. The Z8F0223SB005SC, being RoHS non-compliant, may not be suitable for new designs targeting regulated markets. For legacy systems already deployed with non-compliant components, the Z8F0223SB005SG provides a compliant upgrade path.

Q: Are there packaging considerations when substituting these parts?

A: The Z8F0223SB005SC uses standard packaging, while the Z8F0223SB005SG is supplied in tube packaging. Both formats contain identical components in the same 8-SOIC form factor. Packaging selection should align with procurement processes and assembly equipment compatibility. No functional difference exists between packaging formats.

Q: What parameters must remain identical for substitution to be valid?

A: Core processor (eZ8), core size (8-bit), clock speed (5MHz), program memory (2KB FLASH), RAM (512 x 8), supply voltage (2.7V ~ 3.6V), I/O count (6), connectivity (IrDA, UART/USART), peripheral set, package type (8-SOIC), and operating temperature range (0°C ~ 70°C) must all match. Any deviation in these parameters disqualifies a part as a direct substitute.