User's Manual

AnyDATA.NET Inc. AnyTime AnyPlace Any Wireless Data Solution
TM
5.1.4 Serial Interface Electrical Specifications
PARAMETER MIN
TYP
(NO LOAD)
MAX
UNITS
Input High Voltage
+2.0 +3 +3.3 V
Input Low Voltage
-0.5 0 +0.8 V
Output High Voltage
+2.4 +2.85 +3.0 V
Output Low Voltage
0 +0.4 V
5.2 Timing characteristics
5.2.1 External CODEC Timing
t
clk
t
clkl
t
clkh
t
su(sync)
t
h(sync)
t
su(din)
t
h(din)
MSB
LSB
PCM_CLK
PCM_SYNC
PCM_DIN
Figure 5-1 External PCM CODEC to Module timing
t
clk
t
clkl
t
clkh
t
su(sync)
t
h(sync)
MSB LSB
PCM_CLK
PCM_SYNC
PCM_DOUT
t
pdout
t
pdout
t
zdout
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AD-2001-06-28 Ver 1.1
-30-
Figure 5-2 Module to External PCM CODEC timing