products > product profiles > ZL38004
ZL38004 Enhanced Voice Processor with Dual Wideband Codecs
| Product Status - Production |
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To learn more about the voice processing products, including technical documents, please contact your sales representative.
The ZL38004 is supported by the ZLS38500 firmware pack for hands-free car kits and the ZLS38501 firmware pack for speakerphone.
Features
- 100 MHz (200 MIPs) Zarlink voice processor with Butterfly hardware accelerator and breakpoint/interrupt controller
- Dual ΔΣ ADCs with input buffer gain selection programmable to either 8 or 16 kHz sampling
- Dual ΔΣ DACs with output sampling of 8, 16, 44.1 and 48 kHz and internal output driver
- 2048 tap Filter co-processor shared across up to 16 separate functions in 128 tap increments
- Dual function Inter-IC Sound (I2S) or Secondary TDM port
- Primary PCM port supports TDM (ST BUS, GCI or McBSP framing) or SSI modes at bit rates of 128, 256, 512, 1024, 2048, 4096, 8192 or 16384 Kb/sec
- Separate slave (microcontroller) and master (Flash) SPI ports, maximum clock rate = 25 MHz
- 11 General Purpose Input/Output (GPIO) pins
- Programmable tail length range from 16 ms to 256 ms
- Supports AEC and LEC working in back to back mode
- Up to 20 dB noise reduction for white noise and up to 30 dB for car noise
- Clipping Compensation
- Converges during double-talk
- Programmable sidetone
Typical Applications
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Hands-free car kits
- Full duplex speaker-phone for digital telephone
- Echo cancellation for video conferences
- Intercom Systems
- Security Systems
Product Information
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Design Information
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Models
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Product Availability and Packaging
| Ordering Part No. |
Package Type |
No. of Pins |
Lead-free Option |
Shipping Option |
Lead Time (Weeks) |
Status |
 |
| ZL38004QCG1 |
LQFP |
100 |
Pb-free-Matte Tin |
Trays. Bake & Drypack |
6-8 weeks |
Production |
| ZL38005GGG2 |
FBGA |
96 |
Pb-free-Tin/Silver/Copper |
Trays. Bake & Drypack |
26 Week(s) |
Production |
| ZL38004GGG2 |
FBGA |
96 |
Pb-free-Tin/Silver/Copper |
Trays. Bake & Drypack |
6-8 weeks |
Production |
Product Lead-Times when quoted are not guaranteed and are provided as a
general guideline only; they may be varied from time to time without
notice. Updated estimates or actual schedule commit dates will be provided
at the time of order placement with Zarlink or its distributor.
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Related Products
| Part Number | Description |
|
 MT93L16 |
Low-Voltage Acoustic Echo Canceller |
| ZL38001 |
AEC for Analog Hands-Free Communication |
| ZL38002 |
Digital Echo Canceller for Hands-Free Communication |
| ZL38003 |
AEC with Noise Reduction & Codecs for Digital Hands-Free Communication |
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Product Positioning
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| Copyright 2008, Zarlink Semiconductor Inc. All Rights Reserved. |
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Firmware for For Voice Prompting and Messaging
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