CD74HC138 vs SN74LS138 Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci CD74HC138 disebabkan oleh Texas Instruments dan SN74LS138 disebabkan oleh Texas Instruments. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
Pengandingan Spesifikasi
| Parametr | CD74HC138 | SN74LS138 |
|---|---|---|
| Merek | Texas Instruments | Texas Instruments |
| Kategori | Logic ICs | Logic ICs |
| Status Lingkungan Hidup | Aktif | Aktif |
| Logic Function | 3-to-8 Line Decoder/Demultiplexer, inverting outputs | — |
| Logic Family | HC (High Speed CMOS) | 74LS (Schottky-clamped TTL) |
| Supply Voltage Range | 2 V to 6 V | — |
| Select Inputs | 3 (A0, A1, A2) | 3 (A, B, C) |
| Outputs | 8 active-low (Y0-Y7) | 8 active-low (Y0-Y7) |
| Enable Inputs | 3 (two active-low, one active-high) | 3 (G1 active-high, G2A/G2B active-low) |
| Jenis Output | Inverting (active-low) | — |
| Technology | High-speed silicon-gate CMOS | Bipolar TTL MSI |
| Propagation Delay | [DATA_NEEDED: propagation delay at rated supply/load] | 20 ns (typical) |
| Arus Dalam Tentera | [DATA_NEEDED: ICC quiescent current] | — |
| Input Logic Compatibility | CMOS (HC level) | — |
| Kemasan | 16-pin PDIP / SOIC (per ordering suffix) | 16-PDIP (N) |
| Jenis Pemasangan | Through-Hole (PDIP variant) / Surface Mount (SOIC variant) | Through Hole (PDIP variant) |
| Suhu Operasi | [DATA_NEEDED: operating temperature range per suffix] | 0C to +70C |
| Status RoHS | Compliant | [DATA_NEEDED: RoHS status] |
| Datasheet Document | SCHS147J (November 1998 - Revised November 2021) | — |
| Typical Use | Memory address decoding, data routing | — |
| Fungsi | — | 3-line to 8-line Decoder/Demultiplexer |
| Tegangan Pemberi Arus | — | 5 V (TTL levels) |
| Output Sink Current | — | 8 mA |
| Power Dissipation | — | 32 mW (typical) |
| Other Packages | — | SOIC (D), SOP (NS) |
| Applications | — | High-performance memory decoding, data routing |