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參數(shù)資料
型號: LTC2221CUP#PBF
廠商: Linear Technology
文件頁數(shù): 23/32頁
文件大?。?/td> 0K
描述: IC ADC 12-BIT 135MSPS 64-QFN
標準包裝: 40
位數(shù): 12
采樣率(每秒): 135M
數(shù)據(jù)接口: 并聯(lián)
轉換器數(shù)目: 1
功率耗散(最大): 931mW
電壓電源: 單電源
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 64-WFQFN 裸露焊盤
供應商設備封裝: 64-QFN(9x9)
包裝: 管件
輸入數(shù)目和類型: 1 個單端,雙極; 1 個差分,雙極
LTC2220/LTC2221
3
22201fa
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Analog Input Range (AIN
+ – AIN–)
3.1V < VDD < 3.5V (Note 7)
±0.5 to ±1V
VIN, CM
Analog Input Common Mode (AIN
+ + AIN–)/2
Differential Input (Note 7)
1
1.6
1.9
V
Single Ended Input (Note 7)
0.5
1.6
2.1
V
IIN
Analog Input Leakage Current
0 < AIN+, AIN– < VDD
–1
1
A
ISENSE
SENSE Input Leakage
0V < SENSE < 1V
–1
1
A
IMODE
MODE Pin Pull-Down Current to GND
10
A
ILVDS
LVDS Pin Pull-Down Current to GND
10
A
tAP
Sample and Hold Acquisition Delay Time
0
ns
tJITTER
Sample and Hold Acquisition Delay Time Jitter
0.15
psRMS
CMRR
Analog Input Common Mode Rejection Ratio
80
dB
Full Power Bandwidth
Figure 8 Test Circuit
775
MHz
LTC2220
LTC2221
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
SNR
Signal-to-Noise Ratio
5MHz Input (1V Range)
62.7
62.8
dB
(Note 10)
5MHz Input (2V Range)
67.7
67.8
dB
70MHz Input (1V Range)
62.7
62.8
dB
70MHz Input (2V Range)
65.8
67.6
65.8
67.8
dB
140MHz Input (1V Range)
62.4
62.5
dB
140MHz Input (2V Range)
67.5
dB
250MHz Input (1V Range)
61.8
dB
250MHz Input (2V Range)
66.1
dB
SFDR
Spurious Free Dynamic Range 5MHz Input (1V Range)
84
dB
2nd or 3rd Harmonic
5MHz Input (2V Range)
84
dB
70MHz Input (1V Range)
84
dB
70MHz Input (2V Range)
70
84
70
84
dB
140MHz Input (1V Range)
84
dB
140MHz Input (2V Range)
84
dB
250MHz Input (1V Range)
74
77
dB
250MHz Input (2V Range)
73
77
dB
SFDR
Spurious Free Dynamic Range 5MHz Input (1V Range)
90
dB
4th Harmonic or Higher
5MHz Input (2V Range)
90
dB
70MHz Input (1V Range)
90
dB
70MHz Input (2V Range)
75
90
75
90
dB
140MHz Input (1V Range)
87
90
dB
140MHz Input (2V Range)
87
90
dB
250MHz Input (1V Range)
85
90
dB
250MHz Input (2V Range)
85
90
dB
S/(N+D)
Signal-to-Noise Plus
5MHz Input (1V Range)
62.7
62.8
dB
Distortion Ratio (Note 12)
5MHz Input (2V Range)
67.5
67.6
dB
70MHz Input (1V Range)
62.7
62.8
dB
70MHz Input (2V Range)
65
67.3
65
67.4
dB
IMD
Intermodulation Distortion
fIN1 = 138MHz, fIN2 = 140MHz
81
dBc
A ALOG I PUT
U
DY A IC ACCURACY
U
W
The
denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25°C. (Note 4)
The
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 4)
(Note 11)
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