4 X 4 MM, 0.90 MM HEIGHT, 0.50 MM PITCH, LEAD FREE, PLASTIC, MO-220VGGD-2, QFN-24
HTS Code:
8542.39.00.01
Manufacturer:
Cirrus Logic
YTEOL:
0
Companding Law:
A/MU-LAW
Filter:
YES
JESD-30 Code:
S-PQCC-N24
Length:
4 mm
Number of Functions:
1
Number of Terminals:
24
Operating Mode:
SYNCHRONOUS
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-25 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
HVQCCN
Package Shape:
SQUARE
Package Style:
CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Seated Height-Max:
1 mm
Supply Voltage-Nom:
1.8 V
Surface Mount:
YES
Technology:
CMOS
Telecom IC Type:
PCM CODEC
Temperature Grade:
OTHER
Terminal Form:
NO LEAD
Terminal Pitch:
0.5 mm
Terminal Position:
QUAD
Width:
4 mm
WM8940GEFL/RV Frequently Asked Questions (FAQs)
Cirrus Logic provides a recommended layout and routing guide in their application note AN235, which includes guidelines for PCB design, component placement, and routing to minimize noise and ensure optimal performance.
The WM8940GEFL/RV has a range of configuration options for different audio scenarios, such as microphone biasing, gain settings, and ADC/DAC configurations. Refer to the device's programming guide and register map to configure the device for specific use cases.
The power consumption of the WM8940GEFL/RV varies depending on the operating mode. Refer to the datasheet's power consumption table, which provides typical current consumption values for different modes, such as idle, playback, and record.
Cirrus Logic provides a troubleshooting guide in their application note AN236, which covers common issues and their solutions, including noise and distortion. Additionally, refer to the device's datasheet and programming guide for debugging tools and techniques.
The WM8940GEFL/RV has a maximum junction temperature of 150°C. Ensure proper thermal management by following the recommended PCB design and layout guidelines, using thermal vias, and providing adequate heat sinking and airflow.
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WM8940GEFL/RV Overview
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