SN74LVTH245APWE4 vs SN74LVTH245APWR 对比
详细并排对比 SN74LVTH245APWE4 出自 Texas Instruments 和 SN74LVTH245APWR 出自 Texas Instruments。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
SN74LVTH245APWE4 - 3.3V ABT Octal Bus Transceiver 20-TSSOP | TI
SN74LVTH245APWE4 ✓ 量产中Texas Instruments
SN74LVTH245APWR - 3.3V ABT Octal Bus Transceiver TSSOP-20 | TI
SN74LVTH245APWR ✓ 量产中规格对比
| 参数 | SN74LVTH245APWE4 | SN74LVTH245APWR |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 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） | $0.66 | $0.34 |
| 功能 | Octal bus transceiver with 3-state outputs | Octal Bus Transceiver with 3-State Outputs |
| Logic Family | LVT (Low-Voltage Technology) / ABT | LVT (Low-Voltage Technology) / ABT |
| Number of Elements | 1 | 1 |
| Bits per Element | 8 | 8 |
| Direction Control | Yes (DIR pin) | — |
| Output Enable | Yes (active-low OE bar) | — |
| 输出类型 | 3-State | 3-State |
| Polarity | Non-Inverting | — |
| Supply Voltage (VCC) | 2.7 V to 3.6 V | 2.7 V to 3.6 V |
| Input Voltage Tolerance | 5 V (mixed-mode signal operation) | — |
| Output Voltage Tolerance | 5 V tolerant | — |
| 工作温度 | -40C to +85C | -40 °C to +85 °C |
| 封装 | 20-TSSOP (PW) | TSSOP-20 (PW) |
| 安装类型 | Surface Mount | Surface Mount |
| Bus Hold | Yes (on data inputs) | — |
| Live Insertion Support | Yes | Yes (Ioff / PU3S) |
| Ioff (Partial Power Down) | Yes | — |
| RoHS 状态 | Compliant | Compliant |
| Logic Type | — | Transceiver, Non-Inverting |
| Output Drive (IOH/IOL) | — | 64 mA source / 32 mA sink |
| Input Compatibility | — | TTL-compatible |
| Propagation Delay (tpd) | — | [DATA_NEEDED: typical propagation delay ns] |
| Package Dimensions | — | 6.5 mm x 4.4 mm |
| MSL 等级 | — | 1 (unlimited at <30 °C/85 % RH) |
| Bus-Hold Feature | — | Yes (on data inputs) |
| Lead-Free / Halogen-Free | — | Yes (per TI product page) |