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參數(shù)資料
型號: LTC2242CUP-10#TRPBF
廠商: Linear Technology
文件頁數(shù): 23/30頁
文件大小: 0K
描述: IC ADC 10BIT 250MSPS 64-QFN
標準包裝: 2,000
位數(shù): 10
采樣率(每秒): 250M
數(shù)據(jù)接口: 并聯(lián)
轉換器數(shù)目: 1
功率耗散(最大): 975mW
電壓電源: 單電源
工作溫度: 0°C ~ 75°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: 帶卷 (TR)
輸入數(shù)目和類型: 1 個差分,雙極
LTC2242-10
3
224210fd
analog inpuT
The denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25°C. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Analog Input Range (AIN+ – AIN–)
2.375V < VDD < 2.625V (Note 7)
±0.5 to ±1
V
VIN, CM
Analog Input Common Mode (AIN+ + AIN–)/2
Differential Input (Note 7)
1.2
1.25
1.3
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
7
A
ILVDS
LVDS Pin Pull-Down Current to GND
7
A
tAP
Sample and Hold Acquisition Delay Time
0.4
ns
tJITTER
Sample and Hold Acquisition Delay Time Jitter
95
fsRMS
Full Power Bandwidth
Figure 8 Test Circuit
1200
MHz
DynaMic accuracy The
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SNR
Signal-to-Noise Ratio (Note 10)
10MHz Input
60.6
dB
70MHz Input
l
59.2
60.5
dB
140MHz Input
60.5
dB
240MHz Input
60.4
dB
SFDR
Spurious Free Dynamic Range
2nd or 3rd Harmonic
(Note 11)
10MHz Input
78
dB
70MHz Input
l
63
75
dB
140MHz Input
74
dB
240MHz Input
73
dB
Spurious Free Dynamic Range
4th Harmonic or Higher
(Note 11)
10MHz Input
85
dB
70MHz Input
l
71
85
dB
140MHz Input
85
dB
240MHz Input
85
dB
S/(N+D)
Signal-to-Noise Plus
Distortion Ratio
(Note 12)
10MHz Input
60.4
dB
70MHz Input
l
58.2
60.4
dB
140MHz Input
60.3
dB
240MHz Input
60.2
dB
IMD
Intermodulation Distortion
fIN1 = 135MHz, fIN2 = 140MHz
81
dBc
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Offset Drift
±10
V/C
Full-Scale Drift
Internal Reference
External Reference
±60
±45
ppm/C
Transition Noise
SENSE = 1V
0.18
LSBRMS
converTer characTerisTics The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 4)
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