X9313US Digital Potentiometer Equivalent & Substitute Parts

Part Overview

The X9313US is a digital potentiometer manufactured by Renesas Electronics Corporation, categorized as a data acquisition component. This 50kΩ single-circuit device features 32 taps with Up/Down (U/D, INC, CS) interface control and non-volatile memory, housed in an 8-SOIC surface mount package. The X9313US is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and new design implementations. Substitute parts must maintain identical electrical specifications, mechanical compatibility, and interface characteristics to ensure direct replacement capability.

Substiute Parts

X9313US

Renesas Electronics CorporationIn Stock: 2049X9313US Datasheet

Current PartRFQ

X9313USZ

Xicor-Division of IntersilIn Stock: 1281X9313USZ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the X9313US is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part X9313USZ maintains complete functional parity with the original component through identical specifications in resistance value (50kΩ), tap count (32), circuit configuration (1 circuit), interface protocol (Up/Down with U/D, INC, CS control), memory architecture (non-volatile), supply voltage (5V), taper characteristic (linear), package geometry (8-SOIC), and operating temperature range (0°C to 70°C).

The key parameters governing substitution eligibility are:

• Resistance value and tap configuration
• Interface control methodology
• Non-volatile memory retention
• 5V single-supply operation
• 8-SOIC surface mount package compatibility
• Linear taper characteristic
• Operating temperature specification

Parameter Comparison

Engineering Selection Recommendations

The X9313USZ (Xicor-Division of Intersil) is the direct equivalent substitute for the obsolete X9313US. Selection of X9313USZ is based on complete electrical and mechanical parameter equivalence across all specified criteria. The X9313USZ maintains active product status, ensuring continued availability and supply chain reliability compared to the obsolete X9313US. Both components are housed in identical 8-SOIC surface mount packages with matching pinout configurations, enabling direct PCB-level replacement without layout modifications.

The substitute part preserves all functional characteristics required for Up/Down digital potentiometer applications, including non-volatile memory retention, 32-tap resolution at 50kΩ, and 5V single-supply operation. No design modifications or firmware adjustments are required when transitioning from X9313US to X9313USZ.

Frequently Asked Questions (FAQ)

Q: Can X9313USZ replace X9313US in existing designs? A: Yes. X9313USZ is a direct functional equivalent with identical electrical specifications, interface protocol, package geometry, and operating characteristics. No circuit modifications are required.

Q: Are the pin configurations identical between X9313US and X9313USZ? A: Yes. Both components use the 8-SOIC package with identical pinout. Direct PCB replacement is possible without layout changes.

Q: What is the primary advantage of selecting X9313USZ over X9313US? A: X9313USZ maintains active product status, ensuring reliable supply chain availability and long-term component sourcing, whereas X9313US is classified as obsolete.

Q: Do both parts support the same control interface? A: Yes. Both X9313US and X9313USZ use identical Up/Down (U/D, INC, CS) interface control methodology with non-volatile memory architecture.

Q: Are there any compliance or certification differences between the two parts? A: X9313US is RoHS non-compliant. Compliance information for X9313USZ should be verified against current manufacturer documentation for specific application requirements.

Q: Can these parts be used interchangeably in production? A: Yes, provided that supply chain and compliance requirements are satisfied. X9313USZ is recommended for new designs and ongoing production due to active product status.