參數(shù)資料
型號: ADAU1401YSTZ
廠商: ANALOG DEVICES INC
元件分類: 消費家電
英文描述: SigmaDSP 28-/56-Bit Audio Processor with Two ADCs and Four DACs
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: ROHS COMPLIANT, PLASTIC, MS-026BBC, LQFP-48
文件頁數(shù): 6/52頁
文件大?。?/td> 785K
代理商: ADAU1401YSTZ
ADAU1401
DIGITAL TIMING SPECIFICATIONS
Rev. 0 | Page 6 of 52
Table 8. 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
MULTIPURPOSE PINS AND RESET
t
GRT
t
GFT
t
GIL
t
RLPW
1
All timing specifications are given for the default (I
2
S) states of the serial input port and the serial output port (see Table 67).
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
ns
ns
μs
ns
Description
MCLKI period, 512 × f
S
mode.
MCLKI period, 384 × f
S
mode.
MCLKI period, 256 × f
S
mode.
MCLKI 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 INPUT_BCLK rising.
SDATA_INx hold. Time from INPUT_BCLK rising.
OUTPUT_LRCLK setup in slave mode.
OUTPUT_LRCLK hold in slave mode.
OUTPUT_BCLK falling to OUTPUT_LRCLK timing skew.
SDATA_OUTx delay in slave mode. Time from OUTPUT_BCLK falling.
SDATA_OUTx delay in master mode. Time from OUTPUT_BCLK falling.
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.
GPIO rise time.
GPIO fall time.
GPIO input latency. Time until high/low value is read by core.
RESET low pulse width.
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
20
t
MAX
244
366
488
1953
5
40
40
6.25
101
400
300
300
300
300
50
50
1.5 × 1/f
S
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