SN74AHC373PWR vs 74VHC373TTR 对比
详细并排对比 SN74AHC373PWR 出自 Texas Instruments 和 74VHC373TTR 出自 STMicroelectronics。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Texas Instruments
SN74AHC373PWR - Octal Transparent D-Type Latch | TI | 20-TSSOP
SN74AHC373PWR ✓ 量产中STMicroelectronics
74VHC373TTR - Octal D-Type Latch, 3-State, TSSOP-20 | STMicroelectronics
74VHC373TTR ✓ 量产中规格对比
| 参数 | SN74AHC373PWR | 74VHC373TTR |
|---|---|---|
| 品牌 | Texas Instruments | STMicroelectronics |
| 分类 | Logic ICs | Logic ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.17 | $0.16 |
| 功能 | Octal Transparent D-Type Latch | — |
| Logic Family | AHC (Advanced High-speed CMOS) | VHC (High-Speed CMOS, advanced) |
| Number of Channels | 1 (8:8) | — |
| Number of Bits | 8 | 8 |
| 输出类型 | Tri-State (3-state) | 3-State (Non-Inverting) |
| Input Type | Standard CMOS | — |
| VCC Supply Voltage | 2 V to 5.5 V | — |
| Output Current (IOL/IOH) | +/-8 mA at 5V | — |
| Propagation Delay (tpd) | 8.5 ns typical at 5V | — |
| Quiescent Current (ICC) | 4 uA typical | — |
| 工作温度 | -40 C to +85 C | — |
| ESD Protection (HBM) | 2000 V per JESD 22 | — |
| ESD Protection (MM) | 200 V per JESD 22 | — |
| Latch-up Performance | Exceeds 250 mA per JESD 17 | — |
| 封装 | TSSOP-20 (PW) | TSSOP-20 |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Logic Type | — | Octal D-Type Transparent Latch |
| Propagation Delay (tPD) | — | 5.0 ns (typ.) at VCC = 5 V |
| Operating Voltage Range (VCC) | — | 2.0 V to 5.5 V |
| Quiescent Supply Current (ICC) | — | 4 µA (max.) at TA = 25 °C |
| Output Drive Current (IOH/IOL) | — | ±8 mA (min.) |
| Input Noise Immunity (VNIH/VNIL) | — | 28% VCC (min.) |
| Balanced Propagation Delays | — | tPLH ≈ tPHL |
| Power-Down Protection | — | Yes (on inputs) |
| Output Voltage Noise (VOLP) | — | 0.9 V (max.) |
| 工作温度范围 | — | [DATA_NEEDED: operating temperature range] |
| Packaging | — | Tape & Reel (suffix "TR") |
| Pin/Function Compatibility | — | 74 series 373 (bipolar/HC/HCT) |
| Latch-Up Immunity | — | Improved (vs HC series) |