Cirrus Logic CRD42L51 - Manual (Page 8)

DS67
9RD1
8
CRD42L51
CRD42L51 BLOCK DIAGRAM
Figure 1. Block Diagram
LED Selection
Indicators
Battery Clip
CS42L51
Microcontroller
1/8" Stereo Line
Input Jack
Omni-directional
Microphone
1/8" Stereo
Headphone Jack
Optical
Input Jack
Push Buttons
AAA
I²C Control/Reset
Clocks/Data
+3.3 V
12.2880 MHz
Oscillator
+1.8 V
Step Up DC-DC
Converter w/
Linear Reg.
Master Clock
CS8416
Figure 3 on page 10
Figure 4 on page 11
Figure 2 on page 9
Figure 5 on page 12