LTC2314-14 查看數據表（PDF） - Linear Technology
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LTC2314-14 Datasheet PDF : 20 Pages
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LTC2314-14
Electrical Characteristics The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 4)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
VAIN
Absolute Input Range
VIN
Input Voltage Range
IIN
Analog Input DC Leakage Current
CIN
Analog Input Capacitance
(Note 12)
Sample Mode
Hold Mode
l –0.05
0
l
–1
VDD + 0.05
V
VREF
V
1
µA
13
pF
3
pF
converter Characteristics The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 4)
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Resolution
l 14
Bits
No Missing Codes
l 14
Bits
Transition Noise
INL
Integral Linearity Error
DNL
Differential Linearity Error
Offset Error
Full-Scale Error
Total Unadjusted Error
(Note 7)
VDD = 5V (Notes 5, 6)
VDD = 3V (Notes 5, 6)
VDD = 5V (Note 6)
VDD = 3V (Note 6)
VDD = 5V (Note 6)
VDD = 3V (Note 6)
VDD = 5V (Note 6)
VDD = 3V (Note 6)
VDD = 5V (Note 6)
VDD = 3V (Note 6)
0.7
l –3.75 ±1
l –4.25 ±1.5
l –0.99 ±0.3
l –0.99 ±0.4
l –9
±2
l –22
±4
l –18
±5
l –26
±7
l –22
±6
l –30
±8
LSBRMS
3.75
LSB
4.25
LSB
0.99
LSB
0.99
LSB
9
LSB
22
LSB
18
LSB
26
LSB
22
LSB
30
LSB
dyNamic accuracy The l denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C and AIN = –1dBFS. (Note 4)
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX UNITS
SINAD Signal-to-(Noise + Distortion) Ratio
SNR
Signal-to-Noise Ratio
THD
SFDR
Total Harmonic Distortion
First 5 Harmonics
Spurious Free Dynamic Range
IMD
Intermodulation Distortion
2nd Order Terms
3rd Order Terms
Full Power Bandwidth
fIN = 500kHz, VDD = 5V
fIN = 500kHz, VDD = 3V
fIN = 500kHz, VDD = 5V
fIN = 500kHz, VDD = 3V
fIN = 500kHz, VDD = 5V
fIN = 500kHz, VDD = 3V
fIN = 500kHz, VDD = 5V
fIN = 500kHz, VDD = 3V
fIN1 = 461kHz, fIN2 = 541kHz
AIN1, AIN2 = –7dBFS
At 3dB
At 0.1dB
l 72
77
dB
l 69
72.6
dB
l 73
77.5
dB
l 69.5
73
dB
l
–85
–75
dB
l
–85
–74
dB
l
–87
–77
dB
l
–87
–75
dB
–79.4
dBc
–90.8
dBc
130
MHz
20
MHz
–3dB Input Linear Bandwidth
SINAD ≥ 72dB
5
MHz
tAP
tJITTER
Aperture Delay
Aperture Jitter
1
ns
10
ps
For more information www.linear.com/2314-14
231414f
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