Overview
The IP4254CZ16-8-TTL is a 4-, 6-, and 8-channel RC low-pass filter array designed and manufactured by Nexperia. This component is intended to filter undesired RF signals on the I/O ports of portable communication and computing devices. It also provides ElectroStatic Discharge (ESD) protection to downstream components.
Key Specifications
| Type number | Package version | Package name | Size (mm) | Configuration | Nr of lines | V RWM (V) | C d [typ] (pF) | I PPM [max] (A) | V ESD (kV) |
|---|---|---|---|---|---|---|---|---|---|
| IP4254CZ16-8-TTL | SOT1168-1 | DFN3314-16 | 3.3 x 1.35 x 0.55 | Pi-Filter | 8 | 5.6 | 30 | - | 30 |
Key Features
- Pb-free, Restriction of Hazardous Substances (RoHS) compliant, and free of halogen and antimony (Dark Green compliant)
- 4-, 6-, and 8-channel integrated π-type RC filter network
- ESD protection to ±30 kV contact discharge according to IEC 61000-4-2, far exceeding level 4
- QFN plastic package with 0.4 mm pitch and 0.55 mm height
Applications
- General-purpose ElectroMagnetic Interference (EMI) and Radio-Frequency Interference (RFI) filtering and downstream ESD protection for:
- Cellular phone and Personal Communication System (PCS) mobile handsets
- Cordless telephones
- Wireless data (WAN/LAN) systems
- Mobile Internet Devices (MID)
- Portable Media Players (PMP)
Q & A
- What is the primary function of the IP4254CZ16-8-TTL?
The primary function is to filter undesired RF signals on I/O ports and provide ESD protection.
- What types of devices does the IP4254CZ16-8-TTL protect against ESD?
It protects downstream components from ESD voltages as high as ±30 kV.
- What is the package type and dimensions of the IP4254CZ16-8-TTL?
The package is a QFN plastic package with 0.4 mm pitch and dimensions of 3.3 x 1.35 x 0.55 mm.
- Is the IP4254CZ16-8-TTL RoHS compliant?
Yes, it is Pb-free, RoHS compliant, and free of halogen and antimony.
- What are the typical applications of the IP4254CZ16-8-TTL?
Applications include cellular phones, cordless telephones, wireless data systems, Mobile Internet Devices (MID), and Portable Media Players (PMP).
- What is the configuration of the filter network in the IP4254CZ16-8-TTL?
The filter network is a π-type RC filter.
- How many channels does the IP4254CZ16-8-TTL support?
It supports 4-, 6-, and 8-channel configurations.
- What is the status of the IP4254CZ16-8-TTL product?
The product is discontinued and end-of-life.
- What is the typical capacitance value (C d) for the IP4254CZ16-8-TTL?
The typical capacitance value is 30 pF.
- What standards does the ESD protection of the IP4254CZ16-8-TTL comply with?
The ESD protection complies with IEC 61000-4-2, exceeding level 4.
