Texas Instruments 74AUP series, Buffer, Non-Inverting, Open Drain, 1-Element, 1-Bit per Element, 4mA Output Low, 0.8V to 3.6V Supply, SC-70-5, -40°C to 85°C.
| Parameter | Value |
|---|---|
| Series | 74AUP |
| Logic type | Buffer, Non-Inverting |
| Output type | Open Drain |
| Mounting | Surface Mount |
| Supply voltage | 0.8V ~ 3.6V |
| Current - output high, low | -, 4mA |
| Operating temperature | -40°C ~ 85°C (TA) |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Case | 5-TSSOP, SC-70-5, SOT-353 |
| Number of elements | 1 |
| Number of bits per element | 1 |
The SN74AUP1G07DCKR: The open-drain output lets you pull up to a different voltage than VCC, so level translation between a 1.8V MCU and a 3.3V peripheral is a single resistor away.
The output sinks up to 4mA (specified low-level current) but does not source current — that is the open-drain behavior. Use it for wired-OR interrupt lines, driving an LED with a series resistor, or interfacing to a higher-voltage bus.
Yes, the output type is open drain. It can sink current (4mA low-level) but does not source current; an external pull-up resistor is required to drive the output high.
Both are the same die and electrical specifications. The difference is the package: DCKR is SC-70-5 (SOT-353), while DBVR is SOT-23-5. Choose based on your PCB footprint and assembly line preference.