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LTC2327-18 数据表(PDF) 3 Page - Linear Technology

部件名 LTC2327-18
功能描述  True Bipolar, Pseudo-Differential Input ADC with 95dB SNR
Download  26 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC2327-18 数据表(HTML) 3 Page - Linear Technology

  LTC2327-18_15 Datasheet HTML 1Page - Linear Technology LTC2327-18_15 Datasheet HTML 2Page - Linear Technology LTC2327-18_15 Datasheet HTML 3Page - Linear Technology LTC2327-18_15 Datasheet HTML 4Page - Linear Technology LTC2327-18_15 Datasheet HTML 5Page - Linear Technology LTC2327-18_15 Datasheet HTML 6Page - Linear Technology LTC2327-18_15 Datasheet HTML 7Page - Linear Technology LTC2327-18_15 Datasheet HTML 8Page - Linear Technology LTC2327-18_15 Datasheet HTML 9Page - Linear Technology Next Button
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LTC2327-18
3
232718fa
For more information www.linear.com/LTC2327-18
elecTrical characTerisTics
converTer characTerisTics
DynaMic accuracy
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 4)
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 4)
The l denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C and AIN = –1dBFS. (Notes 4, 8)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN+
Absolute Input Range (IN+)
(Note 5)
l
–2.5 • VREFBUF – 0.5
2.5 • VREFBUF + 0.5
V
VIN–
Absolute Input Range (IN)
(Note 5)
l
–0.5
0.5
V
VIN+ – VIN–
Input Differential Voltage Range
VIN = VIN+ – VIN–
l
–2.5 • VREFBUF
2.5 • VREFBUF
V
IIN
Analog Input Current
l
–7.8
4.8
mA
CIN
Analog Input Capacitance
5
pF
RIN
Analog Input Resistance
2.083
CMRR
Input Common Mode Rejection Ratio
fIN = 250kHz
66
dB
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution
l
18
Bits
No Missing Codes
l
18
Bits
Transition Noise
1.6
LSBRMS
INL
Integral Linearity Error
(Note 6)
l
–5
±1
5
LSB
DNL
Differential Linearity Error
l
–1
±0.1
1.25
LSB
BZE
Bipolar Zero-Scale Error
(Note 7)
l
–30
0
30
LSB
Bipolar Zero-Scale Error Drift
0.01
LSB/°C
FSE
Bipolar Full-Scale Error
VREFBUF = 4.096V (REFBUF Overdriven)
(Notes 7, 9)
l
–125
125
LSB
REFIN = 2.048V (Note 7)
l
–150
150
LSB
Bipolar Full-Scale Error Drift
±0.5
ppm/°C
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SINAD
Signal-to-(Noise + Distortion) Ratio
±6.25V Range, fIN = 2kHz, REFIN = 1.25V
l
87.6
91
dB
±10.24V Range, fIN = 2kHz, REFIN = 2.048V
l
91
95
dB
±12.5V Range, fIN = 2kHz, REFBUF = 5V
l
92
96.5
dB
SNR
Signal-to-Noise Ratio
±6.25V Range, fIN = 2kHz, REFIN = 1.25V
l
88
91.5
dB
±10.24V Range, fIN = 2kHz, REFIN = 2.048V
l
92
95
dB
±12.5V Range, fIN = 2kHz, REFBUF = 5V
l
94
97
dB
THD
Total Harmonic Distortion
±6.25V Range, fIN = 2kHz, REFIN = 1.25V
l
–108
–98
dB
±10.24V Range, fIN = 2kHz, REFIN = 2.048V
l
–111
–98
dB
±12.5V Range, fIN = 2kHz, REFBUF = 5V
l
–106
–96
dB
SFDR
Spurious Free Dynamic Range
±6.25V Range, fIN = 2kHz, REFIN = 1.25V
l
98
110
dB
±10.24V Range, fIN = 2kHz, REFIN = 2.048V
l
98
113
dB
±12.5V Range, fIN = 2kHz, REFBUF = 5V
l
96
108
dB
–3dB Input Linear Bandwidth
7
MHz
Aperture Delay
500
ps


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