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WM8281ECS/R Folha de dados(PDF) 11 Page - Cirrus Logic

Nome de Peças WM8281ECS/R
Descrição Electrónicos  Low Power Audio System with Ambient Noise Cancellation and Echo Cancellation
PDF  392 Pages
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Fabricante Electrônico  CIRRUS [Cirrus Logic]
Página de início  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

WM8281ECS/R Folha de dados(HTML) 11 Page - Cirrus Logic

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WM8281
Rev 4.0
11
PIN NO
NAME
TYPE
DESCRIPTION
F8
TDI
Digital Input
JTAG data input.
Internal pull-down holds this pin at logic 0 for normal operation.
K11
TDO
Digital Output
JTAG data output
F7
TMS
Digital Input
JTAG mode select input.
Internal pull-down holds this pin at logic 0 for normal operation.
F6
TRST
Digital Input
JTAG Test Access Port reset (active low).
Internal pull-down holds this pin at logic 0 for normal operation.
F1
VREFC
Analogue Output
Bandgap reference external components connection
B10, C8, C9,
C10, C11,
D8, D9, D10,
D11, F4, G1,
G2, G3, G4,
H3, J1, J2,
J3, J4, J5, J6
NC
n/a
No Connection
Note: Separate P/N ground connections are provided for each speaker driver channel; this provides flexible support for current
monitoring and output protection circuits. If this option is not used, then the respective ground connections should be tied together on
the PCB.



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