AD1935 Просмотр технического описания (PDF) - Analog Devices
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AD1935 Datasheet PDF : 30 Pages
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AD1935/AD1936/AD1937/AD1938/AD1939
Preliminary Technical Data
Temperature Range
Parameter
Specifications Guaranteed
Functionality Guaranteed
Storage
Min
Typ
25
–40
–40
–65
Table 6
Max
+105
+125
+150
Unit
°C Case
°C Ambient
°C Case
°C
Digital Filters
Mode
ADC
DECIMATION
FILTER
All Modes,
Typ @ 48 kHz
48 kHz Mode,
Typ @ 48 kHz
DAC
INTERPOLATION
FILTER
96 kHz Mode,
Typ @ 96 kHz
192 kHz Mode,
Typ @ 192 kHz
Timing Specifications
Parameter
MASTER CLOCK AND RESET
SPI PORT
Parameter
Pass Band
Pass-Band Ripple
Transition Band
Stop Band
Stop-Band Attenuation
Group Delay
Pass Band
Pass-Band Ripple
Transition Band
Stop Band
Stop-Band Attenuation
Group Delay
Pass Band
Pass-Band Ripple
Transition Band
Stop Band
Stop-Band Attenuation
Group Delay
Pass Band
Pass-Band Ripple
Transition Band
Stop Band
Stop-Band Attenuation
Group Delay
Table 7
Factor
Min
0.4375 fS
0.5 fS
0.5625 fS
79
22.9844/ fS
0.4535 fS
0.5 fS
0.5465 fS
70
25/ fS
0.3646 fS
0.5 fS
0.6354 fS
70
11/ fS
0.3646 fS
0.5 fS
0.6354 fS
70
8/ fS
Comments
tMH
MCLK High
PLL Mode
tML
MCLK Low
PLL Mode
tMCLK
MCLK Period
PLL Mode, 256 fS reference
fMCLK
MCLK Frequency PLL Mode, 256 fS reference
tMH
MCLK High
Direct 512 fS Mode
tML
MCLK Low
Direct 512 fS Mode
tMCLK
MCLK Period
Direct 512 fS Mode
fMCLK
MCLK Frequency Direct 512 fS Mode
tPDR
PD/RST Low
tPDRR
PD/RST Recovery Reset to Active Output
tCCH
CCLK High
tCCL
CCLK Low
tCCP
CCLK Period
Rev. PrI | Page 4 of 30
Typ
21
±0.015
24
27
479
22
24
26
521
35
48
61
115
70
96
122
42
Max
Unit
kHz
dB
kHz
kHz
dB
µs
kHz
±0.01 dB
kHz
kHz
dB
µs
kHz
±0.05 dB
kHz
kHz
dB
µs
kHz
±0.1
dB
kHz
kHz
dB
µs
Min Max Unit
15
ns
15
ns
73 146
ns
6.9 13.8
MHz
15
ns
15
ns
36
ns
27.6
MHz
TBD
ns
TBD
tMCLK
TBD
ns
TBD
ns
50
ns
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