規格
| 屬性 | 價值 |
| Supplier | Texas Instruments |
| Package / Case | Tube |
| Series | 4000B |
| Part Status | Obsolete |
| Logic Type | Binary Counter |
| Direction | Up |
| Number of Elements | 1 |
| Number of Bits per Element | 21 |
| Count Rate | 12 MHz |
| Trigger Type | Negative Edge |
| Voltage - Supply | 3 V ~ 18 V |
| Operating Temperature | -55°C ~ 125°C |
| Mounting Type | Surface Mount |
