9FGL0841CKILFT vs 9DML0451AKILFT Comparison
Detailed side-by-side comparison of 9FGL0841CKILFT by Renesas Electronics and 9DML0451AKILFT by Renesas Electronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Renesas Electronics
9FGL0841CKILFT - 8-Output PCIe Gen 1-5 Clock Generator | Renesas
9FGL0841CKILFT ObsoleteRenesas Electronics
9DML0451AKILFT - 2:4 PCIe Gen 1-7 Clock Mux 24-QFN | Renesas
9DML0451AKILFT ✓ ActiveSpecification Comparison
| Parameter | 9FGL0841CKILFT | 9DML0451AKILFT |
|---|---|---|
| Brand | Renesas Electronics | Renesas Electronics |
| Category | Clock & Timing | Clock & Timing |
| Lifecycle Status | Obsolete | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.15 | $2.72 |
| Product Type | PCI Express (PCIe) Clock Generator IC | — |
| Number of Outputs | 8 differential (HCSL) | 4 (LP-HCSL differential) |
| Output Frequency | 100 MHz | — |
| Input Clock Type | External clock or fundamental-mode crystal | — |
| Output Type | HCSL, LVCMOS | LP-HCSL with integrated 85 ohm termination |
| Supply Voltage (VDD) | 3.3 V | — |
| PCIe Generation Support | Gen 1-5 (per legacy datasheet); Gen 1-6 (per current Renesas product page) | Gen 1 through Gen 7 |
| PCIe Architecture Support | Common Clocked (CC), SRnS, SRIS | CC, SRnS, SRIS |
| Spread Spectrum | Programmable; SSC off, -0.25%, -0.5% (typical) | — |
| Per-Output Enable | Yes, dedicated OE# per output (supports CLKREQ#) | — |
| Configuration Interface | SMBus-compatible | — |
| Package | 48-VFQFPN (6x6 mm) with exposed pad | 24-VFQFPN 4x4 mm |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40 C to +85 C (industrial) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL rating] | — |
| RoHS Status | Compliant (per distributor listing) | Compliant |
| Lifecycle Status | Obsolete | — |
| Function | — | 2:4 PCIe Clock Multiplexer |
| Number of Inputs | — | 2 (HCSL differential) |
| Input Type | — | HCSL-compatible differential |
| Maximum Output Frequency | — | 200 MHz |
| Supply Voltage | — | 3.3 V |
| Typical Power Consumption | — | 79 mW |
| Switching Modes | — | Asynchronous or glitch-free gapped-clock |
| Output Enable | — | Per-output OE# pin |
| Spread Spectrum Clocking | — | SSC compatible |
| Output Impedance | — | 85 ohm integrated |