VIH High Level Input Voltage
參數(shù)資料
型號： DC1339A
廠商： Linear Technology
文件頁數(shù)： 15/20頁
文件大?。?/td> 0K
描述： BOARD SAR ADC LTC2302
軟件下載： QuikEval System
設(shè)計資源： DC1339A Design File
DC1339A Schematic
標準包裝： 1
系列： QuikEval™
ADC 的數(shù)量： 1
位數(shù)： 12
采樣率（每秒）： 500k
數(shù)據(jù)接口： MICROWIRE?，串行，SPI?
輸入范圍： ±VREF/2
在以下條件下的電源（標準）： 14mW @ 500kSPS
已用 IC / 零件： LTC2302
已供物品： 板
相關(guān)產(chǎn)品： LTC2302IDD#TRPBF-ND - IC ADC 12-BIT 1CH 500KSPS 10DFN
LTC2302IDD#PBF-ND - IC ADC 12BIT 1CH 500KSPS 10-DFN
LTC2302CDD#TRPBF-ND - IC ADC 12-BIT 1CH 500KSPS 10DFN
LTC2302CDD#PBF-ND - IC ADC 12BIT 1CH 500KSPS 10-DFN
LTC2302/LTC2306
4
23026fa
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
VDD = 5.25V
l
2.4
V
VIL
Low Level Input Voltage
VDD = 4.75V
l
0.8
V
IIN
High Level Input Current
VIN = VDD
l
±10
μA
CIN
Digital Input Capacitance
5pF
VOH
High Level Output Voltage
OVDD = 4.75V, IOUT = –10μA
OVDD = 4.75V, IOUT = –200μA
l
4
4.74
V
VOL
Low Level Output Voltage
OVDD = 4.75V, IOUT = 160μA
OVDD = 4.75V, IOUT = 1.6mA
l
0.05
0.4
V
IOZ
Hi-Z Output Leakage
VOUT = 0V to OVDD, CONVST High
l
±10
μA
COZ
Hi-Z Output Capacitance
CONVST High
15
pF
ISOURCE
Output Source Current
VOUT = 0V
–10
mA
ISINK
Output Sink Current
VOUT = OVDD
10
mA
DIGITAL INPUTS AND DIGITAL OUTPUTS The l denotes the specications which apply over the
full operating temperature range, otherwise specications are at TA = 25°C. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VDD
Supply Voltage
l
4.75
5
5.25
V
OVDD
Output Driver Supply Voltage
l
2.7
5.25
V
IDD
Supply Current
Sleep Mode
CL = 25pF
CONVST = 5V, Conversion Done
l
2.8
7
3.5
15
mA
μA
PD
Power Dissipation
Sleep Mode
14
35
mW
μW
POWER REQUIREMENTS The l denotes the specications which apply over the full operating temperature
range, otherwise specications are at TA = 25°C. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SINAD
Signal-to-(Noise + Distortion) Ratio
fIN = 1kHz
l
71
72.8
dB
SNR
Signal-to-Noise Ratio
fIN = 1kHz
l
71
73.2
dB
THD
Total Harmonic Distortion
fIN = 1kHz, First 5 Harmonics
l
–88
–78
dB
SFDR
Spurious Free Dynamic Range
fIN = 1kHz
l
79
89
dB
Channel-to-Channel Isolation
fIN = 1kHz
–109
dB
Full Linear Bandwidth
(Note 11)
700
kHz
–3dB Input Linear Bandwidth
25
MHz
Aperture Delay
13
ns
Transient Response
Full-Scale Step
240
ns
DYNAMIC ACCURACY The l denotes the specications which apply over the full operating temperature range,
otherwise specications are at TA = 25°C. AIN = –1dBFS. (Notes 4, 10)
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