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參數(shù)資料
| 型號： | LTC2247 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | 16-Bit Buffer/Driver With 3-State Outputs 48-SSOP -40 to 85 |
| 中文描述： | 14位，125/105Msps低功耗3V的模數(shù)轉(zhuǎn)換器 |
| 文件頁數(shù)： | 3/24頁 |
| 文件大?。?/td> | 608K |
| 代理商： | LTC2247 |
LTC2255/LTC2254
3
22554f
LTC2255
TYP
72.4
72.3
72.1
71.7
88
85
82
78
90
90
90
90
72.2
72
71.9
70.2
85
LTC2254
TYP
72.5
72.4
72.3
71.7
88
88
84
80
90
90
90
90
72.4
72.2
72
70.6
85
SYMBOL
SNR
PARAMETER
Signal-to-Noise Ratio
CONDITIONS
5MHz Input
30MHz Input
70MHz Input
140MHz Input
5MHz Input
30MHz Input
70MHz Input
140MHz Input
5MHz Input
30MHz Input
70MHz Input
140MHz Input
5MHz Input
30MHz Input
70MHz Input
140MHz Input
f
IN1
= 28.2MHz
f
IN2
= 26.8MHz
MIN
MAX
MIN
MAX
UNITS
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
●
68.9
69.4
SFDR
●
73
71
SFDR
●
77
79
S/(N+D)
●
68
68.5
IMD
Intermodulation
Distortion
SYMBOL
V
IN
V
IN,CM
I
IN
I
SENSE
I
MODE
t
AP
t
JITTER
CMRR
PARAMETER
Analog Input Range (A
IN+
–A
IN–
)
Analog Input Common Mode
Analog Input Leakage Current
SENSE Input Leakage
MODE Pin Leakage
Sample-and-Hold Acquisition Delay Time
Sample-and-Hold Acquisition Delay Time Jitter
Analog Input Common Mode Rejection Ratio
Full Power Bandwidth
CONDITIONS
2.85V < V
DD
< 3.4V (Note 7)
Differential Input (Note 7)
0V < A
IN+
, A
IN–
< V
DD
0V < SENSE < 1V
MIN
TYP
MAX
UNITS
●
±
0.5V to
±
1V
1.5
V
V
●
1
1.9
1
3
3
●
–1
–3
–3
μ
A
μ
A
μ
A
ns
●
●
0
0.2
80
640
ps
RMS
dB
Figure 8 Test Circuit
MHz
The
●
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at T
A
= 25
°
C. A
IN
= –1dBFS. (Note 4)
U
specifications are at T
A
= 25
°
C. (Note 4)
U
DY
A
IC ACCURACY
U
W
The
●
denotes the specifications which apply over the full operating temperature range, otherwise
Signal-to-Noise Plus
Distortion Ratio
Spurious Free Dynamic Range
4th Harmonic or Higher
Spurious Free Dynamic Range
2nd or 3rd Harmonic
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LTC2248 | 16-Bit Buffer/Driver With 3-State Outputs 48-SSOP -40 to 85 |
| LTC2253 | 14-Bit, 125/105Msps Low Power 3V ADCs |
| LTC2254 | 14-Bit, 125/105Msps Low Power 3V ADCs |
| LTC2254CUH | 14-Bit, 125/105Msps Low Power 3V ADCs |
| LTC2255 | 14-Bit, 125/105Msps Low Power 3V ADCs |
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