WM8734SEFL Wolfson Microelectronics, WM8734SEFL Datasheet - Page 13

• Manufacturer Part Number: WM8734SEFL
• Description: Audio CODECs Stereo CODEC
• Manufacturer: Wolfson Microelectronics

Specifications of WM8734SEFL

• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-28
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8734
Figure 5 Digital Audio Data Timing – Slave Mode
w
Test Conditions
AVDD, DBVDD = 3.3V, AGND = 0V, DCVDD = 3.3V, DGND = 0V, T
otherwise stated.
PARAMETER
Audio Data Input Timing Information
BCLK cycle time
BCLK pulse width high
BCLK pulse width low
DACLRC/ADCLRC set-up
time to BCLK rising edge
DACLRC/ADCLRC hold
time from BCLK rising edge
DACDAT set-up time to
BCLK rising edge
DACDAT hold time from
BCLK rising edge
ADCDAT propagation delay
from BCLK falling edge
DACLRC/
ADCDAT
ADCLRC
DACDAT
BCLK
SYMBOL
t
t
t
t
t
LRSU
BCH
t
t
t
BCY
BCL
LRH
DS
DH
DD
t
BCH
t
BCY
t
DD
TEST CONDITIONS
t
t
BCL
DS
A
t
LRH
= +25
t
DH
o
C, Slave Mode, fs = 48kHz, MCLK = 256fs unless
t
MIN
LRSU
50
20
20
10
10
10
10
0
TYP
PD, Rev 4.3, January 2009
MAX
10
Production Data
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
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