CDK-5581 Cirrus Logic Inc, CDK-5581 Datasheet - Page 17

• Manufacturer Part Number: CDK-5581
• Description: Audio Modules & Development Tools KIT CDB558 w/ Capture Plus II
• Manufacturer: Cirrus Logic Inc

Specifications of CDK-5581

• Product: Audio Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.6 Typical Connection Diagrams
The following figure depicts the CS5581 powered from bipolar analog supplies, +2.5 V and - 2.5 V.
DS796PP1
+2.048 V
-2.048 V
0 V
Reference
(NOTE 1)
Voltage
+4.096
+2.5 V
-2.5 V
CS3003
Figure 6. CS5581 Configured Using ± 2.5V Analog Supplies
150pF
49.9
2k
10 µF
(V+) Buffers On
(V-) Buffers Off
4700pF
C0G
0.1 µF
0.1 µF
NOTES
1. See Section 3.3 Voltage Reference for information on required
2.Locate capacitors so as to minimize loop length.
3. The ±2.5 V supplies should also be bypassed to ground at the converter.
4. VLR and the power supply ground for the ±2.5 V should be
5. SCLK and SDO may require pull-down resistors in some applications.
+2.5 V
-2.5 V
voltage reference performance criteria.
connected to the same ground plane under the chip.
BUFEN
ACOM
VREF+
VREF-
3/25/08
AIN
10
10
0.1 µF
0.1 µF
14:34
X7R
V1+
V2+
V2-
DCR
V1-
CS5581
CS5571
VLR3
VLR2
SMODE
VLR
+3.3 V to +1.8 V
5
BP/UP
CONV
MCLK
SCLK
5
VL
SDO
RDY
RST
TST
CS
0.1 µF
50
CS5581
17