GA3284 Datasheet, PDF (2/15 Pages) ON Semiconductor – Pre-configured DSP System

Features
• thinSTAX^® Packaging
• E1 RoHS Compliant Hybrid
INSPIRIA GA3284
thinSTAX Packaging
• Hybrid Typical Dimensions:
0.215 x 0.124 x 0.067 in.
(5.46 x 3.15 x 1.70 mm)
VREG 1
FMIC 15
RMIC 14
TIN 2
DAI 3
MGND 16
SDA 12
Voltage
Regulator
A/D
M
U
X
A/D
Programming
Interface
Clock
Generator
BLOCK DIAGRAM
MS2
MS
5
4
MIC/TCOIL
COMP
Memory
Select
Adaptive
*
Directional
Microphone
**
or
FrontWave
Feedback
Canceller
Post
Biquad
Filters
AGCO
Pre
Biquad
Filters
Frequency
Band
Analysis
128 bands
Tone
Generator
Cross
Fader
Volume
Control
WDRC (1,2,4 channels)
Noise Reduction (128 bands)
Graphic EQ (12 bands)
VB
6
POR
Circuitry
Peak
Clipper
D/A
HBridge
Post
Biquad
Filters
Wideband
Gain
Frequency
Band
Synthesis
Control
A/D
EEPROM
11
GND
* If Input Mode = 1 mic omni, mic + telecoil, mic + DAI
** If Input Mode = 2 mic omni, directional, telecoil, rear mic only, DAI only, adaptive directional
Figure 1. Hybrid Block Diagram
7 VBP
8 OUT−
9 OUT+
10 PGND
13 VC
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