Texas Instruments SRC4382 Evaluation Module (EVM) and USB motherboard SRC4382EVM-PDK SRC4382EVM-PDK Datenbogen
Produktcode
SRC4382EVM-PDK
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ELECTRICAL CHARACTERISTICS: Audio Serial Ports
ELECTRICAL CHARACTERISTICS: SPI Interface
SBFS030C – JANUARY 2006 – REVISED SEPTEMBER 2007
ELECTRICAL CHARACTERISTICS: General, SRC, DIR, and DIT (continued)
All specifications are at T
A
= +25C, VDD18 = +1.8V, VDD33 = +3.3V, VIO = +3.3V, and VCC = +3.3V, unless otherwise noted.
SRC4382
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
DIGITAL AUDIO INTERFACE RECEIVER (DIR)
PLL Lock Range
20
216
kHz
Reference Clock Input (RXCKI) Frequency, f
RXCKI
3.5
27.7
MHz
Reference Clock Input (RXCKI) Duty Cycle, f
RXCKID
45
55
%
Recovered Clock Output (RXCKO) Frequency, f
RXCKO
3.5
27.7
MHz
Recovered Clock Output (RXCKO) Duty Cycle, f
RXCKOD
45
55
%
Recovered Clock Output (RXCKO) Intrinsic Jitter
Measured cycle-to-cycle
250
ps RMS
DIGITAL AUDIO INTERFACE TRANSMITTER (DIT)
Intrinsic Output Jitter
Measured cycle-to-cycle
200
ps RMS
All specifications are at T
A
= +25C, VDD18 = +1.8V, VDD33 = +3.3V, VIO = +3.3V, and VCC = +3.3V, unless otherwise noted.
SRC4382
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
AUDIO SERIAL PORTS (Port A and Port B)
LRCK Clock Frequency, f
LRCK
0
216
kHz
LRCK Clock Duty Cycle, t
LRCKD
50
%
BCK Clock Frequency, f
BCK
0
13.824
MHz
BCK High Pulse Width, t
BCKH
10
ns
BCK Low Pulse Width, t
BCKL
10
ns
Audio Data Input (SDIN) Setup Time, t
AIS
10
ns
Audio Data Input (SDIN) Hold Time, t
AISH
10
ns
Audio Data Output (SDOUT) Delay, t
ADD
10
ns
All specifications are at T
A
= +25C, VDD18 = +1.8V, VDD33 = +3.3V, VIO = +3.3V, and VCC = +3.3V, unless otherwise noted.
SRC4382
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
HOST INTERFACE: SPI Mode
Serial Clock (CCLK) Frequency, f
CCLK
0
40
MHz
CS Falling to CCLK Rising, t
CSCR
8
ns
CCLK Falling to CS Rising, t
CFCS
7
ns
CDIN Data Setup Time, t
CDS
7
ns
CDIN Data Hold Time, t
CDH
6
ns
CCLK Falling to CDOUT Data Valid, t
CFDO
3
ns
CS Rising to CDOUT High-Impedance, t
CSZ
3
ns
6
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