Position: Home  > All Categories> Integrated Circuits (ICs) > YSS944

YSS944

Features: • Supports various types of decoding up to 7.1 channels (5.1/6.1/7.1 channels selectable).• 5.1-channel decoding of Dolby Digital (AC-3), DTS, AAC.• 6.1-channel decoding of Dolby Digital EX, DTS-ES.• DTS 96/24 decoding and audio interface clock division/switching ...

product image

YSS944 Picture
See larger image
SeekIC No. : 004550054 Detail

YSS944: Features: • Supports various types of decoding up to 7.1 channels (5.1/6.1/7.1 channels selectable).• 5.1-channel decoding of Dolby Digital (AC-3), DTS, AAC.• 6.1-channel decoding ...

YSS944 Data Sheet

floor Price/Ceiling Price

Get Latest Price
Part Number:
YSS944
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

SeekIC Buyer Protection PLUS - newly updated for 2013!

  • Escrow Protection.
  • Guaranteed refunds.
  • Secure payments.
  • Learn more >>

Month Sales

268 Transactions

Rating

evaluate  (4.8 stars)

Upload time: 2024/4/26

add to my favourite

Payment Methods

All payment methods are secure and covered by SeekIC Buyer Protection PLUS.

Notice: When you place an order, your payment is made to SeekIC and not to your seller. SeekIC only pays the seller after confirming you have received your order. We will also never share your payment details with your seller.
Product Details

Description



Features:

• Supports various types of decoding up to 7.1 channels (5.1/6.1/7.1 channels selectable).
• 5.1-channel decoding of Dolby Digital (AC-3), DTS, AAC.
• 6.1-channel decoding of Dolby Digital EX, DTS-ES.
• DTS 96/24 decoding and audio interface clock division/switching functions.
• Dolby Pro Logic IIx and DTS Neo:6 decoding
• Tone control and bass management functions
• Function modification/expansion by downloading firmware to on-chip memory
• Lip-sync function that enables synchronization of voice and video with variable voice delay
• Supports sampling frequencies up to 192 kHz during PCM playback.
• 1/2 down sampling function when two PCM channels are played back
• Dolby Digital/DTS/AAC decode information output function (can be read by microprocessor)
• High-speed/high-accuracy operation by 32-bit floating-point DSP
Operating frequency: 180 MHz (178.176 MHz)
Data bus width: 32 bits (24-bit mantissa and 8-bit exponent)
Multiplier/adder: 32 bits * 32 bits + 55 bits 55 bits (47-bit mantissa and 8-bit exponent)
• No external memory needed (external memory is used when delay is increased.)
• Eight general I/O ports
• On-chip PLL for generation of high-speed internal operating clock
• Supply voltage: 1.2 V (core block) and 3.3 V (pin block)
• Low power consumption: about 210 mW (standard value during Dolby Digital decoding)
• Si-gate CMOS process
• Lead-free plating LQFP144 package (YSS944-VZ, YSS943-VZ, and YSS940-VZ)
[Note]
"Dolby," "Dolby Pro Logic IIx," and "AC-3" are trademarks of Dolby Laboratories.
"DTS," "DTS-ES," "DTS 96/24," and "DTS Neo:6" are trademarks of Digital Theater Systems, Inc.


Application

• AV amplifiers for home theaters
• Car audio systems


Pinout

Connection Diagram


Specifications

Item   Min. Max. Unit
Power supply voltage 1 (3.3 V) VDD1 -0.5 4.6 V
AVDDR
AHVDD
AHVDDG
Power supply voltage 2 (1.2 V) VDD2 -0.5 1.68 V
DVDD
Input voltage1 Note 1) VI -0.5 5.5 V
Input voltage2 Note 2) V12 -0.5 4.6 V
Storage temperature TSTG -50 125
Condition: All GND pins (VSS, AVSSR, AHVSS, AHVSSG, and DVSS) are 0 V.
Note 1) Applies to input pins other than the X1 pin.
Note 2) Applies to the X1 pin.


Description

The YSS944 (ADAMB-f)/YSS943 (ADAMB-b)/YSS940 (ADAMB-nd) is an audio decoding digital signal processor that integrates onto a single chip the various digital signal processing functions required for AV amplifiers, etc. It includes an advanced 32-bit floating-point DSP and is able to decode a variety of audio formats.
[Note]
• The contents described in this manual are implemented by downloading boot firmware.
For detailed information about the boot firmware, please contact YAMAHA.
• The YSS943 cannot execute DTS-ES and DTS Neo:6 decoding.
• The YSS940 cannot execute any decoding related to DTS (DTS, DTS-ES, DTS 96/24, and DTS Neo:6).




Customers Who Bought This Item Also Bought

Margin,quality,low-cost products with low minimum orders. Secure your online payments with SeekIC Buyer Protection.
You may also be interested in :
Power Supplies - Board Mount
HC-06
PM150RSA060-S81AH0G
Soldering, Desoldering, Rework Products
TGK-900M-B
TGK-900M-1.6D
RF and RFID
X3C26P1-30S
1P620S
Power Supplies - External/Internal (Off-Board)
A76L-0300-0077
A5E01231722-F2
Line Protection, Backups
BX0023
A20B-1008-0550
Resistors
A101G
3006P-1-205LF
View more