參數(shù)資料
型號: LTC2435-1CGN
廠商: Linear Technology
文件頁數(shù): 30/42頁
文件大?。?/td> 0K
描述: IC ADC DIFF I/REF 20BIT 16-SSOP
標準包裝: 100
位數(shù): 20
采樣率(每秒): 13.75
數(shù)據(jù)接口: MICROWIRE?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 2
功率耗散(最大): 1mW
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: 16-SSOP(0.154",3.90mm 寬)
供應商設備封裝: 16-SSOP
包裝: 管件
輸入數(shù)目和類型: 1 個差分,雙極
LTC2435/LTC2435-1
36
24351fc
For more information www.linear.com/LTC2435
applicaTions inForMaTion
Figure 40. Measured Input Normal Mode
Rejection vs Input Frequency (fN = 54.6Hz)
INPUT FREQUENCY (Hz)
0
NORMAL
MODE
REJECTION
(dB)
50
100 125
225
2435 F40
25
75
150 175 200
0
–20
–40
–60
–80
–100
–120
VCC = 5V
VREF = 5V
REF= GND
VINCM = 2.5V
FO = GND
TA = 25°C
VIN(P-P) = 5V
VIN(P-P) = 7.5V
(150% OF FULL SCALE)
up to 150% of full scale. In many industrial applications,
it is not uncommon to have to measure microvolt level
signals superimposed over volt level perturbations and
LTC2435/LTC2435-1 are eminently suited for such tasks.
When the perturbation is differential, the specification of
interest is the normal mode rejection for large input signal
levels. With a reference voltage VREF = 5V, the LTC2435/
LTC2435-1 have a full-scale differential input range of 5V
peak-to-peak. Figure 40 shows measurement results for
the LTC2435-1 normal mode rejection ratio with a 7.5V
peak-to-peak (150% of full scale) input signal superim-
posed over the more traditional normal mode rejection
ratio results obtained with a 5V peak-to-peak (full scale)
input signal. The same performance is obtained for the
LTC2435 with the frequency scaled to have the notch
frequency at 60Hz (FO = GND) or 50Hz (FO = VCC). It is
clear that the LTC2435/LTC2435-1 rejection performance
is maintained with no compromises in this extreme situ-
ation. When operating with large input signal levels, the
user must observe that such signals do not violate the
device absolute maximum ratings.
Figure 39. Input Normal Mode Rejection
vs Input Frequency with Running Average
INPUT FREQUENCY (Hz)
0
NORMAL
MODE
REJECTION
(dB)
50
100 125
225
2435 F39
25
75
150 175 200
0
–20
–40
–60
–80
–100
–120
VCC = 5V
VREF = 5V
REF= GND
VINCM = 2.5V
VIN(P-P) = 5V
FO = GND
TA = 25°C
MEASURED DATA
CALCULATED DATA
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LTC2435-1CGN#PBF 功能描述:IC ADC DIFF I/REF 20BIT 16-SSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標準包裝:1 系列:microPOWER™ 位數(shù):8 采樣率(每秒):1M 數(shù)據(jù)接口:串行,SPI? 轉(zhuǎn)換器數(shù)目:1 功率耗散(最大):- 電壓電源:模擬和數(shù)字 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:24-VFQFN 裸露焊盤 供應商設備封裝:24-VQFN 裸露焊盤(4x4) 包裝:Digi-Reel® 輸入數(shù)目和類型:8 個單端,單極 產(chǎn)品目錄頁面:892 (CN2011-ZH PDF) 其它名稱:296-25851-6
LTC2435-1CGN#TR 功能描述:IC CONV A/D 20BIT DIFF 16-SSOP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標準包裝:2,500 系列:- 位數(shù):16 采樣率(每秒):15 數(shù)據(jù)接口:MICROWIRE?,串行,SPI? 轉(zhuǎn)換器數(shù)目:1 功率耗散(最大):480µW 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:38-WFQFN 裸露焊盤 供應商設備封裝:38-QFN(5x7) 包裝:帶卷 (TR) 輸入數(shù)目和類型:16 個單端,雙極;8 個差分,雙極 配用:DC1011A-C-ND - BOARD DELTA SIGMA ADC LTC2494
LTC2435-1CGN#TRPBF 功能描述:IC ADC DIFF I/REF 20BIT 16-SSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標準包裝:2,500 系列:- 位數(shù):16 采樣率(每秒):15 數(shù)據(jù)接口:MICROWIRE?,串行,SPI? 轉(zhuǎn)換器數(shù)目:1 功率耗散(最大):480µW 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:38-WFQFN 裸露焊盤 供應商設備封裝:38-QFN(5x7) 包裝:帶卷 (TR) 輸入數(shù)目和類型:16 個單端,雙極;8 個差分,雙極 配用:DC1011A-C-ND - BOARD DELTA SIGMA ADC LTC2494
LTC2435-1IGN 功能描述:IC CONV A/D 20BIT DIFF 16-SSOP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標準包裝:2,500 系列:- 位數(shù):16 采樣率(每秒):15 數(shù)據(jù)接口:MICROWIRE?,串行,SPI? 轉(zhuǎn)換器數(shù)目:1 功率耗散(最大):480µW 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:38-WFQFN 裸露焊盤 供應商設備封裝:38-QFN(5x7) 包裝:帶卷 (TR) 輸入數(shù)目和類型:16 個單端,雙極;8 個差分,雙極 配用:DC1011A-C-ND - BOARD DELTA SIGMA ADC LTC2494
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