For more information www.linear.com/LTC2258-14 LTC2257-14:" />
參數(shù)資料
型號: LTC2257IUJ-14#TRPBF
廠商: Linear Technology
文件頁數(shù): 5/34頁
文件大?。?/td> 0K
描述: IC ADC 14BIT 40MSPS 1.8V 40-QFN
產(chǎn)品培訓(xùn)模塊: LTC2262 - Ultra Low Power High Speed ADCs
標準包裝: 2,000
位數(shù): 14
采樣率(每秒): 40M
數(shù)據(jù)接口: 并聯(lián),串行,SPI
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 54mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 40-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 40-QFN(6x6)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 1 個差分
配用: DC718C-ND - DEMO QUIKEVAL-II DATA
13
225814fc
LTC2258-14
LTC2257-14/LTC2256-14
For more information www.linear.com/LTC2258-14
LTC2257-14: SNR vs SENSE,
fIN = 5MHz, –1dB
Typical perForMance characTerisTics
LTC2256-14: Integral Nonlinearity
(INL)
LTC2256-14: Differential
Nonlinearity (DNL)
SENSE PIN (V)
0.6
71
68
69
70
67
66
72
73
74
SNR
(dBFS)
0.7
0.8
0.9
1.1
1.2
1.3
1
225814 G35
OUTPUT CODE
0
–2.0
–0.5
–1.0
–1.5
INL
ERROR
(LSB)
0
0.5
1.0
1.5
2.0
4096
8192
12288
16384
225814 G41
OUTPUT CODE
0
–1.0
–0.4
–0.2
–0.6
–0.8
DNL
ERROR
(LSB)
0
0.4
0.2
0.6
0.8
1.0
4096
8192
12288
16384
225814 G42
LTC2256-14: 8k Point 2-Tone FFT,
fIN = 68MHz, 69MHz, –1dBFS,
25Msps
LTC2256-14: Shorted Input
Histogram
LTC2256-14: 8k Point FFT,
fIN = 30MHz, –1dBFS, 25Msps
LTC2256-14: 8k Point FFT,
fIN = 70MHz, –1dBFS, 25Msps
LTC2256-14: 8k Point FFT,
fIN = 140MHz, –1dBFS, 25Msps
LTC2256-14: 8k Point FFT,
fIN = 5MHz, –1dBFS, 25Msps
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
5
10
225814 G43
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
5
10
225814 G44
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
5
10
225814 G45
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
5
10
225814 G46
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
5
10
225814 G47
OUTPUT CODE
8198
1000
0
3000
2000
COUNT
4000
5000
6000
8200
8202
8204
8206
225814 G48
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