ADMC326 Просмотр технического описания (PDF) - Analog Devices
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ADMC326 Datasheet PDF : 31 Pages
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Parameter
Serial Ports
Timing Requirements:
tSCK
SCLK Period
tSCS
DR/TFS/RFS Setup before SCLK Low
tSCH
DR/TFS/RFS Hold after SCLK Low
tSCP
SCLKIN Width
Switching Characteristics:
tCC
tSCDE
tSCDV
tRH
tRD
tSCDH
tSCDD
tTDE
tTDV
tRDV
CLKOUT High to SCLKOUT
SCLK High to DT Enable
SCLK High to DT Valid
TFS/RFSOUT Hold after SCLK High
TFS/RFSOUT Delay from SCLK High
DT Hold after SCLK High
SCLK High to DT Disable
TFS (Alt) to DT Enable
TFS (Alt) to DT Valid
RFS (Multichannel, Frame Delay Zero) to DT Valid
Specifications subject to change without notice.
ADMC326
Min
Max
Unit
100
ns
15
ns
20
ns
40
ns
0.25 tCK 0.25 tCK + 20
ns
0
ns
30
ns
0
ns
30
ns
0
ns
30
ns
0
ns
25
ns
30
ns
CLKOUT
SCLK
DR
RFSIN
TFSIN
RFSOUT
TFSOUT
DT
TFS
(ALTERNATE
FRAME MODE)
RFS
(MULTICHANNEL MODE,
FRAME DELAY 0 [MFD = 0])
t CC
t CC
tSCS tSCH
t SCK
t SCP
t SCP
t RD
t RH
t SCDE
t SCDV
t TDE
t TDV
t SCDH
t SCDD
t RDV
Figure 2. Serial Port Timing
REV. A
–5–
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