BT800 Hardware Integration Guide
Version 0.2
Americas: +1-800-492-2320 Option 2
Europe: +44-1628-858-940
Hong Kong: +852-2923-0610
www.lairdtech.com/bluetooth
20
CONN-GUIDE-BT800_v0_2
Figure 10: PCM Master Timing Short Frame Sync
PCM Slave Timing
9.8
Symbol
Parameter
Min
Typ
Max
Unit
f
sclk
PCM clock frequency (Slave mode:
input)
64
-
2048
kHz
f
sclk
PCM clock frequency (GCI mode)
128
-
4096
kHz
t
sclkl
PCM_CLK low time
200
-
-
ns
t
sclkh
PCM_CLK high time
200
-
-
ns
PCM Slave Mode Timing Parameters
9.9
Symbol
Parameter
Min Ty
p
Max Unit
t
hsclksync
h
Hold time from PCM_CLK low to PCM_SYNC high
2
-
-
ns
t
susclksyn
ch
Set-up time for PCM_SYNC high to PCM_CLK low
20
-
-
ns
t
dpout
Delay time from PCM_SYNC or PCM_CLK, whichever is
later, to valid PCM_OUT data (long frame sync only)
-
-
15
ns
t
dsclkhpo
ut
Delay time from CLK high to PCM_OUT valid data
-
-
15
ns
t
dpoutz
Delay time from PCM_SYNC or PCM_CLK low, whichever
is later, to PCM_OUT data line high impedance
-
-
20
ns
