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LTC2298 数据表(PDF) 3 Page - Linear Technology

部件名 LTC2298
功能描述  Dual 14-Bit, 65/40/25Msps Low Power 3V ADCs
PDF  28 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC2298 数据表(HTML) 3 Page - Linear Technology

  LTC2298 Datasheet HTML 1Page - Linear Technology LTC2298 Datasheet HTML 2Page - Linear Technology LTC2298 Datasheet HTML 3Page - Linear Technology LTC2298 Datasheet HTML 4Page - Linear Technology LTC2298 Datasheet HTML 5Page - Linear Technology LTC2298 Datasheet HTML 6Page - Linear Technology LTC2298 Datasheet HTML 7Page - Linear Technology LTC2298 Datasheet HTML 8Page - Linear Technology LTC2298 Datasheet HTML 9Page - Linear Technology Next Button
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LTC2298/LTC2297/LTC2296
3
229876f
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Analog Input Range (AIN+ –AIN–)
2.7V < VDD < 3.4V (Note 7)
●
1V to 2V
V
VIN,CM
Analog Input Common Mode
Differential Input (Note 7)
●
1
1.5
1.9
V
IIN
Analog Input Leakage Current
0V < AIN+, AIN– < VDD
●
–1
1
µA
ISENSE
SENSEA, SENSEB Input Leakage
0V < SENSEA, SENSEB < 1V
●
–3
3
µA
IMODE
MODE Input Leakage Current
0V < MODE < VDD
●
–3
3
µA
tAP
Sample-and-Hold Acquisition Delay Time
0
ns
tJITTER
Sample-and-Hold Acquisition Delay Time Jitter
0.2
psRMS
CMRR
Analog Input Common Mode Rejection Ratio
80
dB
Full Power Bandwidth
Figure 8 Test Circuit
575
MHz
The
● denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 4)
LTC2298
LTC2297
LTC2296
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
SNR
Signal-to-Noise Ratio
5MHz Input
74.3
74.4
74.5
dB
12.5MHz Input
●
72.7
74.2
dB
20MHz Input
●
72.4
74.4
dB
30MHz Input
●
72.1
74.3
dB
70MHz Input
74.3
73.9
73.4
dB
140MHz Input
73.9
73.3
73
dB
SFDR
5MHz Input
90
90
90
dB
12.5MHz Input
●
76
90
dB
20MHz Input
●
75
90
dB
30MHz Input
●
75
90
dB
70MHz Input
85
85
85
dB
140MHz Input
80
80
80
dB
SFDR
5MHz Input
90
90
90
dB
12.5MHz Input
●
80
90
dB
20MHz Input
●
80
90
dB
30MHz Input
●
78
90
dB
70MHz Input
90
90
90
dB
140MHz Input
90
90
90
dB
S/(N+D)
5MHz Input
74.3
74.4
74.5
dB
12.5MHz Input
●
72.2
74.2
dB
20MHz Input
●
71.9
74.3
dB
30MHz Input
●
71.6
74.2
dB
70MHz Input
74.1
73.6
73.4
dB
140MHz Input
71.9
71.9
71.8
dB
IMD
fIN = Nyquist,
90
90
90
dB
Nyquist + 1MHz
Crosstalk
fIN = Nyquist
–110
–110
–110
dB
A ALOG I PUT
DY A IC ACCURACY
The
● denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25°C. (Note 4)
Signal-to-Noise
Plus Distortion
Ratio
Intermodulation
Distortion
Spurious Free
Dynamic Range
4th Harmonic
or Higher
Spurious Free
Dynamic Range
2nd or 3rd
Harmonic



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