參數(shù)資料
型號: ADAU1702
廠商: Analog Devices, Inc.
英文描述: SigmaDSP 28-56-Bit Audio Processor with Two ADCs and Four DACs
中文描述: SigmaDSP的28 - 56位音頻處理器雙ADC和4個DAC
文件頁數(shù): 5/52頁
文件大?。?/td> 773K
代理商: ADAU1702
ADAU1702
REGULATOR
Rev. 0 | Page 5 of 52
Table 6. Regulator
1
Parameter
DVDD Voltage
1
Regulator specifications are calculated using a Zetex Semiconductors FZT953 transistor in the circuit.
DIGITAL TIMING SPECIFICATIONS
Min
1.7
Typ
1.8
Max
1.84
Unit
V
Table 7. Digital Timing
1
Parameter
MASTER CLOCK
t
MP
t
MP
t
MP
t
MP
SERIAL PORT
t
BIL
t
BIH
t
LIS
t
LIH
t
SIS
t
SIH
t
LOS
t
LOH
t
TS
t
SODS
t
SODM
SPI PORT
f
CCLK
t
CCPL
t
CCPH
t
CLS
t
CLH
t
CLPH
t
CDS
t
CDH
t
COD
I
2
C PORT
f
SCL
t
SCLH
t
SCLL
t
SCS
t
SCH
t
DS
t
SCR
t
SCF
t
SDR
t
SDF
t
BFT
Limit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
ns
ns
ns
ns
ns
ns
ns
ns
kHz
μs
μs
μs
μs
ns
ns
ns
ns
ns
Description
MCLK period, 512 f
S
mode.
MCLK period, 384 f
S
mode.
MCLK period, 256 f
S
mode.
MCLK period, 64 f
S
mode.
INPUT_BCLK low pulse width.
INPUT_BCLK high pulse width.
INPUT_LRCLK setup. Time to INPUT_BCLK rising.
INPUT_LRCLK hold. Time from INPUT_BCLK rising.
SDATA_INx setup. Time to BCLK_IN rising.
SDATA_INx hold. Time from BCLK_IN rising.
OUTPUT_LRCLK setup in slave mode.
OUTPUT_LRCLK hold in slave mode.
OUTPUT_BCLK falling to OUTPUT_LRCLK timing skew.
SDATA_OUTx delay. Time from OUTPUT_BCLK falling in slave mode.
SDATA_OUTx delay. Time from OUTPUT_BCLK falling in master mode.
CCLK frequency.
CCLK pulse width low.
CCLK pulse width high.
CLATCH setup. Time to CCLK rising.
CLATCH hold. Time from CCLK rising.
CLATCH pulse width high.
CDATA setup. Time to CCLK rising.
CDATA hold. Time from CCLK rising.
COUT delay. Time from CCLK falling.
SCL frequency.
SCL high.
SCL low.
Setup time, relevant for repeated start condition.
Hold time. After this period, the first clock is generated.
Data setup time.
SCL rise time.
SCL fall time.
SDA rise time.
SDA fall time.
Bus-free time. Time between stop and start.
T
MIN
36
48
73
291
40
40
10
10
10
10
10
10
80
80
0
100
80
0
80
0.6
1.3
0.6
0.6
100
0.6
T
MAX
244
366
488
1953
5
40
40
6.25
101
400
300
300
300
300
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