仕様
| 属性 | 値 |
| Supplier | Renesas Electronics America Inc |
| Package / Case | Tape & Reel (TR) |
| Part Status | Last Time Buy |
| PLL | Yes |
| Main Purpose | PCI Express (PCIe) |
| Input | Clock |
| Output | Clock |
| Number of Circuits | 1 |
| Ratio - Input: Output | 1:6 |
| Differential - Input: Output | No/Yes |
| Frequency - Max | 25MHz |
| Voltage - Supply | 3.135V ~ 3.465V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概要
Description
“9SQL4954CNLGI8” isn’t a standard term I can map without context—it could be a SKU, course/module code, or a random identifier. If you meant “Introduction to SQL,” here’s a quick primer:
- SQL is a language for querying and managing relational databases.
- Core commands: SELECT … FROM …; WHERE; ORDER BY; JOIN (INNER/LEFT/RIGHT); GROUP BY with HAVING; INSERT, UPDATE, DELETE; CREATE/ALTER/DROP for schema.
- Example: SELECT name, email FROM users WHERE active = true ORDER BY name;
- Common systems: MySQL, PostgreSQL, SQLite, SQL Server.
If you can share the exact context (where you saw the code, or what you want to do), I can tailor the guide precisely.
- SQL is a language for querying and managing relational databases.
- Core commands: SELECT … FROM …; WHERE; ORDER BY; JOIN (INNER/LEFT/RIGHT); GROUP BY with HAVING; INSERT, UPDATE, DELETE; CREATE/ALTER/DROP for schema.
- Example: SELECT name, email FROM users WHERE active = true ORDER BY name;
- Common systems: MySQL, PostgreSQL, SQLite, SQL Server.
If you can share the exact context (where you saw the code, or what you want to do), I can tailor the guide precisely.
Package
Cannot determine package type from that code alone. Please provide the manufacturer or a datasheet link. Alternatively, look up 9SQL4954CNLGI8 in the vendor catalog and check the Mechanical Data/Package section; common options include QFN, LQFP, TQFP, BGA, etc. Share a screenshot or datasheet snippet and I’ll interpret.
