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PI6C557-05BLE Equivalent & Substitute Parts
Part Overview
The PI6C557-05BLE is an active clock generator IC manufactured by Diodes Incorporated, designed for Ethernet and PCI Express (PCIe) applications. This 20-TSSOP surface mount device generates a single 200MHz output from crystal or HCSL input sources, utilizing phase-locked loop (PLL) technology for precise frequency synthesis. The part is currently in active production status with ROHS3 compliance and unlimited moisture sensitivity rating. Substitute parts are identified when equivalent electrical performance, package compatibility, and operational specifications align within the defined parameter tolerances for this clock generation category.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | PI6C557-05BLE |
| Manufacturer | Diodes Incorporated |
| Category | Clock/Timing |
| Frequency - Max | 200MHz |
| Number of Outputs | 1 |
| Input Type | HCSL, Crystal |
| Output Type | HCSL, LVDS |
| Ratio - Input:Output | 1:4 |
| Differential - Input:Output | No/Yes |
| Voltage - Supply | 3.135V ~ 3.465V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) |
| Mounting Type | Surface Mount |
| PLL | Yes |
| Product Status | Active |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the PI6C557-05BLE are qualified based on strict alignment of the following critical parameters:
- Maximum frequency output: 200MHz
- Package type and dimensions: 20-TSSOP (0.173", 4.40mm Width)
- Supply voltage range: 3.135V ~ 3.465V
- Operating temperature range: -40°C ~ 85°C
- Input/Output signal types: HCSL and LVDS compatibility
- Input:Output ratio: 1:4
- Differential signal support: No/Yes configuration
- PLL functionality: Present
- Compliance certifications: ROHS3, REACH Unaffected, EAR99
The 5V41236PGGI from Renesas Electronics Corporation meets all specified electrical and mechanical parameters, enabling direct substitution in PCIe and clock generation applications requiring these exact specifications.
Parameter Comparison
| Parameter | PI6C557-05BLE (Diodes) | 5V41236PGGI (Renesas) | Match Status |
|---|---|---|---|
| Frequency - Max | 200MHz | 200MHz | Identical |
| Number of Outputs | 1 | 1 | Identical |
| Input Type | HCSL, Crystal | Clock, Crystal | Compatible |
| Output Type | HCSL, LVDS | HCSL, LVDS | Identical |
| Ratio - Input:Output | 1:4 | 1:4 | Identical |
| Differential - Input:Output | No/Yes | No/Yes | Identical |
| Voltage - Supply | 3.135V ~ 3.465V | 3.135V ~ 3.465V | Identical |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | Identical |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | Identical |
| Mounting Type | Surface Mount | Surface Mount | Identical |
| PLL | Yes | Yes | Identical |
| Product Status | Active | Active | Identical |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Identical |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | Identical |
Engineering Selection Recommendations
Both the PI6C557-05BLE and 5V41236PGGI are active production devices with identical ROHS3 compliance and REACH unaffected status. Selection between these parts should be based on:
- Availability and lead time from respective manufacturers
- Inventory levels and supply chain positioning
- Cost considerations within procurement specifications
- Existing design validation history with either manufacturer's clock generator architecture
Both devices meet all regulatory and environmental compliance requirements specified for this product category. No additional qualification testing is required when substituting between these parts, provided the application circuit design accommodates the specified input and output signal types.
Frequently Asked Questions (FAQ)
Q: Can the 5V41236PGGI directly replace the PI6C557-05BLE in existing designs?
A: Yes. Both parts share identical electrical specifications, package dimensions, pin configurations, and operational parameters. No PCB layout modifications are required for substitution.
Q: What are the key differences between these clock generators?
A: The primary difference is manufacturer origin. The PI6C557-05BLE is manufactured by Diodes Incorporated, while the 5V41236PGGI is manufactured by Renesas Electronics Corporation. All specified electrical and mechanical parameters are identical.
Q: Are there any compliance or certification differences?
A: No. Both parts carry identical ROHS3 compliance, REACH unaffected status, EAR99 ECCN classification, and HTSUS code 8542.39.0001.
Q: What is the significance of the 1:4 input:output ratio?
A: This ratio indicates the clock generator multiplies the input frequency by 4. For a 50MHz input, the output will be 200MHz, which is the maximum specified frequency for both devices.
Q: Can these parts operate with both differential and single-ended signals?
A: Yes. Both devices support No/Yes differential configuration for input and output, allowing flexible signal type selection based on application requirements.
Q: What is the moisture sensitivity level (MSL) rating?
A: Both parts carry MSL Level 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling. Standard ESD precautions apply.
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