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參數(shù)資料
型號(hào): LTC2237CUH#TRPBF
廠商: Linear Technology
文件頁(yè)數(shù): 26/28頁(yè)
文件大小: 0K
描述: IC ADC 10BIT 40MSPS 3V 32-QFN
標(biāo)準(zhǔn)包裝: 2,500
位數(shù): 10
采樣率(每秒): 40M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 144mW
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(pán)
供應(yīng)商設(shè)備封裝: 32-QFN 裸露焊盤(pán)(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
LTC2238/LTC2237/LTC2236
7
223876fa
TYPICAL PERFOR A CE CHARACTERISTICS
UW
LTC2238: SNR and SFDR vs
Sample Rate, 2V Range,
fIN = 5MHz, –1dB
LTC2238: SNR vs Input Level,
fIN = 30MHz, 2V Range, 65Msps
LTC2238: IOVDD vs Sample Rate,
5MHz Sine Wave Input, –1dB,
OVDD = 1.8V
LTC2238: IVDD vs Sample Rate,
5MHz Sine Wave Input, –1dB
LTC2237: Typical INL,
2V Range, 40Msps
LTC2237: Typical DNL,
2V Range, 40Msps
LTC2237: 8192 Point FFT,
fIN = 5MHz, –1dB, 2V Range,
40Msps
LTC2238: SFDR vs Input Level,
fIN = 30MHz, 2V Range, 65Msps
LTC2238: SFDR vs Input Frequency,
–1dB, 2V Range, 65Msps
INPUT FREQUENCY (MHz)
0
85
90
100
150
223876 G10
80
75
50
100
200
70
65
95
SFDR
(dBFS)
SAMPLE RATE (Msps)
0
SNR
AND
SFDR
(dBFS)
80
90
100
80
223876 G11
70
60
50
10 20 30 40 50 60 70
90 100 110
SFDR
SNR
INPUT LEVEL (dBFS)
–60
SNR
(dBc
AND
dBFS)
30
40
50
–30
–10
223876 G12
20
10
0
–50
–40
dBFS
dBc
–20
60
70
80
0
INPUT LEVEL (dBFS)
–60
0
SFDR
(dBc
AND
dBFS)
20
40
60
80
120
–50
–40
–30
dBFS
dBc
–20
223876 G13
–10
0
100
10
30
50
70
110
90
80dBc SFDR
REFERENCE LINE
SAMPLE RATE (Msps)
0
50
I VDD
(mA)
55
60
65
70
20
40
60
80
223876 G14
75
80
10
30
50
70
2V RANGE
1V RANGE
SAMPLE RATE (Msps)
0
I OVDD
(mA)
1
2
3
4
20
40
60
80
223876 G15
5
6
10
30
50
70
CODE
0
INL
ERROR
(LSB)
0
0.25
0.50
1024
223876 G16
–0.25
–0.50
–1.00
256
512
768
–0.75
1.00
0.75
CODE
0
DNL
ERROR
(LSB)
0
0.25
0.50
1024
223876 G17
–0.25
–0.50
–1.00
256
512
768
–0.75
1.00
0.75
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–60
–30
–20
20
223876 G18
–70
–80
–120
5
10
15
–100
0
–10
–40
–50
–90
–110
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