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Product Detailed Parameters
- Description：IC AUDIO CODEC 3.3V 48-LQFP
- Series：-
- Mfr：NXP USA Inc.
- Package：Tape & Reel (TR)
- Type：Audio, AC '97
- Data Interface：Serial
- Resolution (Bits)：20 b
- Sigma Delta：No
- S/N Ratio, ADCs / DACs (db) Typ：97 / 91
- Dynamic Range, ADCs / DACs (db) Typ：-
- Voltage - Supply, Analog：3V ~ 3.6V
- Voltage - Supply, Digital：3V ~ 3.6V
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：48-LQFP
- Supplier Device Package：48-LQFP (7x7)
- Grade：-
- Qualification：-
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Overview
The UCB1400BE,128 is a stereo audio codec with integrated touch screen controller and power management monitor. It features an AC '97 Rev. 2.1 interface for communication with host controllers. The device includes a 10-bit ADC for touch screen and voltage monitoring, ten general-purpose I/O pins, and supports programmable sample rates. It operates on a 3.3 V supply voltage within a temperature range of -40 °C to 85 °C. The component is housed in a 48-pin LQFP package measuring 7 x 7 x 1.40 mm.
Feature Summary
- Integrates AC '97 Rev. 2.1 digital interface for system connectivity
- Includes 4-wire resistive touch screen interface circuit
- Features 10-bit successive approximation ADC for analog monitoring
- Provides built-in power saving modes for battery applications
Applications
- Smart mobile phones
- Handheld PCs
- Palm-top PCs
- Personal Intelligent Communicators (PIC)
- Personal Digital Assistants (PDA)
Procurement Notes
Verify the specific ordering suffix against manufacturer documentation to confirm package variant and environmental compliance status. Ensure compatibility with existing AC-link host controller designs before procurement. Confirm availability through authorized NXP distributors as this component may be subject to lifecycle changes.
Selection Notes
Select this component for portable devices requiring combined audio and touch input processing. Verify that the host processor supports the AC '97 primary codec configuration. Ensure the design accommodates the required 24.576 MHz crystal oscillator. Check that the 3.3 V supply rail meets the specified operating voltage requirements.
Part Context
The UCB1400 series was developed by Philips Semiconductors, now NXP, for early 2000s mobile platforms. It addresses the need for consolidated audio and user interface control in compact handheld devices. The part represents a transition toward integrated multimedia solutions in personal digital assistants and early smartphones.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Designers should consult NXP's product longevity program or official obsolescence notices for potential replacement strategies.
