参数资料
型号: DC1525A-A
厂商: Linear Technology
文件页数: 29/34页
文件大小: 0K
描述: BOARD DEMO 125MSPS LTC2175-14
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
LTC2175-14/
LTC2174-14/LTC2173-14
4
21754314fa
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
LTC2175-14
LTC2174-14
LTC2173-14
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
SNR
Signal-to-Noise Ratio
5MHz Input
70MHz Input
140MHz Input
l
71.1
73.1
73
72.6
70.7
73
72.9
72.6
70.9
73
72.9
72.5
dBFS
SFDR
Spurious Free Dynamic Range
2nd or 3rd Harmonic
5MHz Input
70MHz Input
140MHz Input
l
75
88
85
82
75
88
85
82
77
88
85
82
dBFS
Spurious Free Dynamic Range
4th Harmonic or Higher
5MHz Input
70MHz Input
140MHz Input
l
84
90
84
90
85
90
dBFS
S/(N+D)
Signal-to-Noise Plus
Distortion Ratio
5MHz Input
70MHz Input
140MHz Input
l
69.6
73
72.6
72
70.2
73
72.6
72
70.4
72.9
72.6
72
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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