参数资料
型号: DC1525A-E
厂商: Linear Technology
文件页数: 29/34页
文件大小: 0K
描述: BOARD DEMO 40MSPS LTC2171-14
软件下载: QuikEval II System
设计资源: DC1525A Design Files
标准包装: 1
系列: *
相关产品: DC1371A-ND - BOARD USB DATA ACQUISITION HS
LTC2172-14/
LTC2171-14/LTC2170-14
4
21721014fb
DynaMic accuracy The
l
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 5)
SYMBOL PARAMETER
CONDITIONS
LTC2172-14
LTC2171-14
LTC2170-14
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
SNR
Signal-to-Noise Ratio
5MHz Input
30MHz Input
70MHz Input
140MHz Input
l
72.0
73.7
73.5
73
71.7
73.5
73.4
72.8
71.1
72.9
72.8
72.3
dBFS
SFDR
Spurious Free Dynamic Range
2nd or 3rd Harmonic
5MHz Input
30MHz Input
70MHz Input
140MHz Input
l
77
90
89
84
80
90
89
84
80
90
89
84
dBFS
Spurious Free Dynamic Range
4th Harmonic or Higher
5MHz Input
30MHz Input
70MHz Input
140MHz Input
l
85
90
85
90
85
90
dBFS
S/(N+D)
Signal-to-Noise Plus
Distortion Ratio
5MHz Input
30MHz Input
70MHz Input
140MHz Input
l
71.2
73.6
73.5
73.2
72.5
71.3
73.3
73.2
73.1
72.3
70.8
72.8
72.7
72.5
71.9
dBFS
Crosstalk, Near Channel
10MHz Input (Note 12)
–90
dBc
Crosstalk, Far Channel
10MHz Input (Note 12)
–105
dBc
inTernal reFerence characTerisTics The
l
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 5)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCM Output Voltage
IOUT = 0
0.5 VDD – 25mV
0.5 VDD
0.5 VDD + 25mV
V
VCM Output Temperature Drift
±25
ppm/°C
VCM Output Resistance
–600A < IOUT < 1mA
4
Ω
VREF Output Voltage
IOUT = 0
1.225
1.250
1.275
V
VREF Output Temperature Drift
±25
ppm/°C
VREF Output Resistance
–400A < IOUT < 1mA
7
Ω
VREF Line Regulation
1.7V < VDD < 1.9V
0.6
mV/V
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