Advertisement
Quick Links
■
General Description
The NJU26101 is a digital signal processor that provides the
function of AGC, 3D Sound, Sound Enhancement, Tone Control,
and Digital Volume.
The NJU26101 is suitable for audio products such as TV, CD radio-cassette, speakers
system, and others.
■
FEATURES
● 3D sound:
eala, simulated stereo, SRS 3D Stereo, SRS 3D Mono, SRS TruSurround
BBE ViVA, BBE ViVA+
● Sound Enhancement: BBE, BBE Mach3Bass, SRS TruBass
● AGC to control sound-volume difference between channels or programs
● Tone Control
● Digital Volume
■
Digital Signal Processor Specification
● 24bit Fixed-point Digital Signal Processing
● Maximum Clock Frequency
● Digital Audio Interface
● Power Supply
● Package
The detail hardware specification of the NJU26101 is described in the " NJU26100 Series Hardware Data
Sheet". In respect to software commands, request NJR.
Ver.2003-08-22
Digital Signal Processor for TV
: 38MHz
: 2 Input ports / 1 Output port
: DSP Core : 2.5V,
: QFP 32pin
■
I/O interface: 2.5V ( +3.3V tolerant )
NJU26101
Package
NJU26101
- 1 -
Advertisement
Summary of Contents for JRC NJU26101
- Page 1 I/O interface: 2.5V ( +3.3V tolerant ) ● Package : QFP 32pin The detail hardware specification of the NJU26101 is described in the “ NJU26100 Series Hardware Data Sheet”. In respect to software commands, request NJR. Ver.2003-08-22 - 1 -...
- Page 2 SDI0 SDI1 RESETX BCKI TIMING ADDRESS GENERATION UNIT GENERATOR GPIO AND DELAY DATA FIRMWARE SEL1 CONFIGURATION INTERFACE Fig. 1 NJU26101 Block Diagram ■ DSP Block Diagram eala AGC Bypass Trim SDI0 Simulated Stereo SDO0 SRS 3D Tone Stereo TruBass Control...
- Page 3 NJU26101 ■ Pin Configuration SDI0 SDI1 VSSC TEST2 VDDC RESETX NJU26101 BCKI VSSO BCKO VDDO Fig. 3 NJU26101 Pin Configuration Ver.2003-08-22 - 3 -...
- Page 4 NJU26101 ■ Pin Description Table 1 Pin Description Pin Name Pin Description Pin Name Pin Description Core Power TEST0 Open VDDC Supply +2.5V Core Power TEST1 Open VDDC Supply +2.5V Core Power SDO0 Audio Data Output L/R VSSC Supply GND...
- Page 5 The NJU26101 audio interface provides industry standard serial data formats of I S, MSB-first left-justified or MSB-first right-justified. The NJU26101 audio interface provides two data inputs, SDI0 and SDI1, and a data output, SDO0, as shown in table 2 and 3. The input serial data is selected by the firmaware command.
- Page 6 NJU26101 ■ Firmware Command Table Host processor can control the NJU26101 via I2C bus or 4-Wire serial bus interface. The following table summarizes the available user commands. Table 5 NJU26101 Command No. Command Command Description System State Serial Mode, Data Width, MCK, BCK, Master/Slave Version No.
-
Page 7: License Information
SRS technology. SRS Labs requires that all users of the NJU26101 must enter into a license agreement directly with SRS Labs if the royalty is not Included in the purchase price. SRS Labs also requires any users to comply with all rules and regulations as outlined in the SRS Trademark Usage Manual.