WM8978 Wolfson Microelectronics Ltd., WM8978 Datasheet - Page 17

no-image

WM8978

Manufacturer Part Number
WM8978
Description
The WM8978 is a low power, high quality stereo codec designed for portable applications such as Digital still camera or Digital Camcorde
Manufacturer
Wolfson Microelectronics Ltd.
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
WM8978CGEFL/RV
Manufacturer:
WOLFSON
Quantity:
10 000
Part Number:
WM8978CGEFL/RV
Manufacturer:
WOLFSON
Quantity:
20 000
Part Number:
WM8978CGEFL/RV
0
Part Number:
WM8978G
Manufacturer:
SANYO
Quantity:
87 018
Part Number:
WM8978G
Manufacturer:
WM
Quantity:
20 000
Part Number:
WM8978G
Manufacturer:
WOLFSON
Quantity:
270
Part Number:
WM8978GEFL
Manufacturer:
WOLFSON
Quantity:
20 000
Part Number:
WM8978GEFL/RV
Manufacturer:
WOLFSON
Quantity:
9 870
Part Number:
WM8978GEFL/RV
Manufacturer:
WM
Quantity:
1 000
Preliminary Technical Data
CONTROL INTERFACE TIMING – 3-WIRE MODE
w
Test Conditions
DCVDD = 1.8V, DBVDD = AVDD = SPKVDD = 3.3V, DGND = AGND = SPKGND = 0V, T
MCLK = 256fs, 24-bit data, unless otherwise stated.
PARAMETER
Program Register Input Information
SCLK rising edge to CSB rising edge
SCLK pulse cycle time
SCLK pulse width low
SCLK pulse width high
SDIN to SCLK set-up time
SCLK to SDIN hold time
CSB pulse width low
CSB pulse width high
CSB rising to SCLK rising
Pulse width of spikes that will be suppressed
Figure 4 Control Interface Timing – 3-Wire Serial Control Mode
SYMBOL
t
t
t
t
t
t
t
t
t
DHO
SCS
SCY
SCL
SCH
DSU
CSL
CSH
CSS
t
ps
MIN
200
80
80
80
40
40
40
40
40
0
A
=+25
TYP
PTD Rev 2.6 November 2005
o
C, Slave Mode, fs=48kHz,
MAX
5
WM8978
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
17

Related parts for WM8978