參數(shù)資料
型號: LTC2253CUH#TRPBF
廠商: Linear Technology
文件頁數(shù): 23/24頁
文件大?。?/td> 0K
描述: IC ADC 12BIT 125MSPS 3V 32-QFN
標(biāo)準(zhǔn)包裝: 2,500
位數(shù): 12
采樣率(每秒): 125M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 468mW
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: 32-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 32-QFN 裸露焊盤(5x5)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 1 個(gè)單端,雙極; 1 個(gè)差分,雙極
LTC2253/LTC2252
8
22532fa
FREQUENCY (MHz)
AMPLITUDE
(dB)
22532 G20
0
10
20
30
40
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
AMPLITUDE
(dB)
22532 G19
0
10
20
30
40
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
CODE
0
DNL
ERROR
(LSB)
3072
22532 G18
1024
2048
4096
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
CODE
0
INL
ERROR
(LSB)
3072
22532 G17
1024
2048
4096
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
TYPICAL PERFOR A CE CHARACTERISTICS
UW
LTC2252: Typical INL, 2V Range,
105Msps
LTC2252: Typical DNL, 2V Range,
105Msps
LTC2252: 8192 Point FFT,
fIN = 5MHz, –1dB, 2V Range,
105Msps
LTC2252: 8192 Point FFT,
fIN = 30MHz, –1dB, 2V Range,
105Msps
LTC2252: 8192 Point FFT,
fIN = 70MHz, –1dB, 2V Range,
105Msps
LTC2252: 8192 Point FFT,
fIN = 140MHz, –1dB, 2V Range,
105Msps
LTC2252: 8192 Point 2-Tone FFT,
fIN = 28.2MHz and 26.8MHz, –1dB,
2V Range, 105Msps
LTC2252: Grounded Input
Histogram, 105Msps
LTC2252: SNR vs Input Frequency,
–1dB, 2V Range, 105Msps
FREQUENCY (MHz)
AMPLITUDE
(dB)
22532 G22
0
10
20
30
40
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
AMPLITUDE
(dB)
22532 G23
0
10
20
30
40
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
CODE
2044
50000
60000
2048
22532 G24
40000
30000
2045
00
1913
2046
56911
2047
6704
20000
10000
0
COUNT
INPUT FREQUENCY (MHz)
0
SNR
(dBFS)
72
150
22532 G25
69
67
50
100
200
66
65
73
71
70
68
250
300
350
FREQUENCY (MHz)
AMPLITUDE
(dB)
22532 G21
0
10
20
30
40
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
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