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LTC2302 Datasheet, PDF (4/20 Pages) Linear Technology – Low Noise, 500ksps, 1-/2-Channel, 12-Bit ADCs | |||
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LTC2302/LTC2306
DYNAMIC ACCURACY The l denotes the speciï¬cations which apply over the full operating temperature range,
otherwise speciï¬cations are at TA = 25°C. AIN = â1dBFS. (Notes 4, 10)
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
â88
â78
dB
SFDR
Spurious Free Dynamic Range
fIN = 1kHz
l
79
89
dB
Channel-to-Channel Isolation
fIN = 1kHz
â109
dB
Full Linear Bandwidth
(Note 11)
700
kHz
â3dB Input Linear Bandwidth
25
MHz
Aperature Delay
13
ns
Transient Response
Full-Scale Step
240
ns
DIGITAL INPUTS AND DIGITAL OUTPUTS The l denotes the speciï¬cations which apply over the
full operating temperature range, otherwise speciï¬cations are at TA = 25°C. (Note 4)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
VIL
IIN
CIN
VOH
VOL
IOZ
COZ
ISOURCE
ISINK
High Level Input Voltage
Low Level Input Voltage
High Level Input Current
Digital Input Capacitance
High Level Output Voltage
Low Level Output Voltage
Hi-Z Output Leakage
Hi-Z Output Capacitance
Output Source Current
Output Sink Current
VDD = 5.25V
VDD = 4.75V
VIN = VDD
OVDD = 4.75V, IOUT = â10μA
OVDD = 4.75V, IOUT = â200μA
OVDD = 4.75V, IOUT = 160μA
OVDD = 4.75V, IOUT = 1.6mA
VOUT = 0V to OVDD, CONVST High
CONVST High
VOUT = 0V
VOUT = OVDD
l
2.4
V
l
0.8
V
l
±10
μA
5
pF
4.74
V
l
4
V
0.05
V
l
0.4
V
l
±10
μA
15
pF
â10
mA
10
mA
POWER REQUIREMENTS The l denotes the speciï¬cations which apply over the full operating temperature
range, otherwise speciï¬cations are at TA = 25°C. (Note 4)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VDD
OVDD
IDD
Supply Voltage
Output Driver Supply Voltage
Supply Current
Sleep Mode
CL = 25pF
CONVST = 5V, Conversion Done
l
4.75
5
5.25
V
l
2.7
5.25
V
l
2.8
3.5
mA
l
7
15
μA
PD
Power Dissipation
Sleep Mode
14
mW
35
μW
23026f
4
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