TWR-AUDIO-SGTL Freescale Semiconductor, TWR-AUDIO-SGTL Datasheet - Page 2

• Manufacturer Part Number: TWR-AUDIO-SGTL
• Description: TWR SYS Audio Board
• Manufacturer: Freescale Semiconductor
• Series: Kinetisr

Specifications of TWR-AUDIO-SGTL

• Kit Contents: TWR-AUDIO-SGTL Featuring SGTL5000 Low Power Stereo Codec, Printed Quick Start Guide
• Mcu Supported Families: K20, K50, MCF51Jx
• Kit Features: SGTL5000 Low Power Stereo Codec With Headphone
• Rohs Compliant: Yes
• Design Resources: TWR-AUDIO-SGTL Schematics
• Accessory Type: Module, Audio with CODEC
• Description/function: Audio CODECs
• Mounting Style: Press Fit
• Product: Audio Modules
• Features: SGTL5000 Low Power Stereo Codec With Headphone Amplifier, Stereo Line-in / Line-out On 3.5mm Jack
• Lead Free Status / Rohs Status: Details
• For Use With/related Products: Freescale Tower System

2
SGTL500
INTERNAL BLOCK DIAGRAM
LINE_IN
MIC_IN
I2S_DIN
I2S_DOUT
30dB, 40dB)
(0dB, 20dB,
MIC GAIN
+6dB
Only Gain is shown for the Digital Audio Processing blocks. For complete description
Mix
22.5dB)
Analog
Gain
(0 to
+12dB
AVC
Figure 2. SGTL5000 Simplified Internal Block Diagram
please see Digital Audio Processing section.
INTERNAL BLOCK DIAGRAM
ADC
Surround
Analog Gain
Switch
Audio
Bass Enhancement
DAC Volume
-90dB to 0dB
Control
+6dB
Digital Gain
DAC
Tone Control /GEQ/PEQ
+12dB
Analog Integrated Circuit Device Data
Headphone Volume Control
Line Out Volume Control
(CHIP_LINE_OUT_VOL)
(CHIP_ANA_HP_CTRL)
-52dB to +12dB
Freescale Semiconductor
LINEOUT
HP_OUT