Part A
74HC4053PW
Nexperia USA Inc.
- Lifecycle
- Active
- Stock
- 6424 PCS
- Package
- TSSOP-16
- Series
- Interfaces - commutateurs analogiques, multiplexeurs, démultiplexeurs
Replacement verdict
Not a drop-in replacement
The 74HC4053PW and 74HC4050DB,112 are functionally unrelated devices: the former is a triple 2-channel analog multiplexer/demultiplexer with bidirectional signal routing, while the latter is a hex non-inverting buffer with unidirectional level shifting. They differ in logic function, channel configuration, signal directionality, and package footprint, so neither can substitute for the other in an existing design without significant circuit redesign.
Different logic function
Different channel configuration
Different signal directionality
Different package footprint
Parts at a glance
Part B
74HC4050DB,112
Nexperia USA Inc.
- Lifecycle
- Active
- Stock
- 5530 PCS
- Package
- SSOP-16
- Series
- Logique - Buffers, lecteurs, récepteurs, émetteurs - récepteurs
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | 74HC4053PW | 74HC4050DB,112 | Why it matters |
|---|---|---|---|
| Function | Triple 2-channel analog multiplexer/demultiplexer | Hex non-inverting buffer with high-to-low level shifting | These devices perform fundamentally different logic functions, so they are not functionally interchangeable in a circuit. |
| Number of Channels | 3 channels (each 2:1) | 6 channels | Channel count determines how many independent signals can be routed or buffered by a single package. |
| Signal Type | Analog and digital | Digital only | Analog switches can pass continuous voltage levels, while digital buffers only handle logic-level signals. |
| On-Resistance | Typically 80 Ω at 4.5 V | Not applicable (buffer, not a switch) | On-resistance affects signal attenuation and voltage drop when passing analog signals through a switch. |
| Propagation Delay | Typically 8 ns at 4.5 V | Typically 14 ns at 4.5 V | Propagation delay influences maximum operating frequency and timing margins in digital systems. |
| Supply Voltage Range | 2 V to 10 V | 2 V to 6 V | The usable supply range determines compatibility with different logic families and power rails. |
| Package | TSSOP-16 | SSOP-16 | Package footprint and pin pitch must match the PCB layout for physical compatibility. |
| Logic Level Shifting | Not designed for level shifting | Supports high-to-low level shifting | Level shifting capability allows interfacing between circuits operating at different logic voltages. |
| Control Inputs | Select and enable inputs per channel | No control inputs (always active) | Control inputs allow dynamic routing or gating of signals, which buffers cannot provide. |
| Output Drive Current | Typically ±25 mA | Typically ±4 mA | Drive current determines the ability to drive loads such as LEDs or long traces without degradation. |
Need help validating a replacement?
Send your BOM and application constraints for technical and sourcing review.
Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | 74HC4053PW | 74HC4050DB,112 |
|---|---|---|
| Supplier | - | Nexperia USA Inc. |
| Series | - | 74HC |
| Part Status | Active | Obsolete |
| Logic Type | - | Buffer, Non-Inverting |
| Number of Elements | - | 6 |
| Number of Bits per Element | - | 1 |
| Output Type | - | Push-Pull |
| Current - Output High Low | - | 5.2mA, 5.2mA |
| Voltage - Supply | - | 2V ~ 6V |
| Operating Temperature | - | -40°C ~ 125°C (TA) |
| Mounting Type | - | Surface Mount |
Frequently asked questions
What are the primary functional differences between the 74HC4053PW and the 74HC4050DB,112?
The 74HC4053PW is a triple single-pole double-throw (SPDT) analog multiplexer/demultiplexer with a common enable input, designed for analog and digital signal switching. The 74HC4050DB,112 is a hex non-inverting buffer/converter with high-to-low level shifting capability, intended for digital signal buffering. They serve fundamentally different functions and are not interchangeable.
What are the package types for the 74HC4053PW and 74HC4050DB,112?
The 74HC4053PW is supplied in a TSSOP-16 package (thin shrink small outline package). The 74HC4050DB,112 is supplied in a SSOP-16 package (shrink small outline package). Both are 16-pin surface-mount packages, but their body widths and lead pitches differ, affecting PCB land patterns.
Can the 74HC4053PW and 74HC4050DB,112 operate from the same supply voltage range?
Yes, both devices are specified for operation over a supply voltage range of 2.0 V to 6.0 V, typical of the 74HC family. However, the 74HC4050DB,112 is specifically characterized for level-shifting applications where the input voltage may exceed the supply voltage (up to 15 V), while the 74HC4053PW is not intended for such level-shifting beyond its supply rails.
Are the 74HC4053PW and 74HC4050DB,112 pin-compatible?
No. Although both are 16-pin devices, their pin assignments are entirely different due to their distinct functions. The 74HC4053PW has pins for analog switch inputs/outputs, select inputs, and enable, while the 74HC4050DB,112 has six buffer inputs and six buffer outputs plus power pins. They cannot be used as drop-in replacements for each other.
What is the typical on-resistance of the 74HC4053PW analog switches?
The 74HC4053PW exhibits a typical on-resistance (Ron) of approximately 80 Ω at VCC = 4.5 V and 25 °C, with a maximum specified value around 170 Ω over the full temperature range. This parameter is not applicable to the 74HC4050DB,112, which is a digital buffer and does not contain analog switches.
What is the output drive capability of the 74HC4050DB,112 compared to the 74HC4053PW?
The 74HC4050DB,112 provides standard CMOS output drive, typically ±4 mA at VCC = 4.5 V. The 74HC4053PW analog switch channels have a much lower current-carrying capability, typically limited to ±10 mA continuous per channel, and are not intended for driving heavy loads. The buffer is better suited for driving digital inputs, while the multiplexer is for signal routing.
Which device is suitable for level shifting from 5 V to 3.3 V logic?
The 74HC4050DB,112 is specifically designed for high-to-low level shifting, as its inputs can tolerate voltages up to 15 V regardless of the supply voltage (VCC). When powered at 3.3 V, it can accept 5 V logic inputs and provide 3.3 V outputs. The 74HC4053PW does not have this capability and should not be used for level shifting beyond its supply rails.
Do both devices have the same operating temperature range?
Yes, both the 74HC4053PW and 74HC4050DB,112 are specified for the industrial temperature range of −40 °C to +125 °C, making them suitable for a wide range of industrial and automotive applications.