Part A
SN74HC138DR
STマイクロエレクトロニクス
- Lifecycle
- Active
- Stock
- 3297 個数
- Package
- SOIC-16
- Series
- ロジック - 信号スイッチ、マルチプレクサ、デコーダ
Parts at a glance
Part B
SN74HC688DW
STマイクロエレクトロニクス
- Lifecycle
- Active
- Stock
- 2293 個数
- Package
- SOIC-20
- Series
- ロジック - コンパレータ
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | SN74HC138DR | SN74HC688DW |
|---|---|---|
| Series | 74HC | 74HC |
| Part Status | Active | Active |
| Type | Decoder/Demultiplexer | Identity Comparator |
| Circuit | 1 x 3:8 | - |
| Independent Circuits | 1 | - |
| Current - Output High Low | 5.2mA, 5.2mA | 5.2mA, 5.2mA |
| Voltage Supply Source | Single Supply | - |
| Voltage - Supply | 2V ~ 6V | 2V ~ 6V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | - |
| Number of Bits | - | 8 |
| Output | - | Active Low |
| Output Function | - | A=B |
| Max Propagation Delay @ V Max CL | - | 36ns @ 6V, 50pF |
| Current - Quiescent (Iq) | - | 8 µA |