參數(shù)資料
型號(hào): LTC1290DCSW
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: Single Chip 12-Bit Data Acquisition System
中文描述: 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20
封裝: 0.300 INCH, PLASTIC, SOP-20
文件頁數(shù): 7/28頁
文件大?。?/td> 381K
代理商: LTC1290DCSW
7
LTC 1290
PI FU CTIO S
D
IN
(Pin 17):
Digital Data Input. The A/D configuration
word is shifted into this input after CS is recognized.
SCLK (Pin 18):
Shift Clock. This clock synchronizes the
serial data transfer.
ACLK (Pin 19):
A/D Conversion Clock. This clock controls
the A/D conversion process.
V
CC
(Pin 20):
Positive Supply. This supply must be kept
free of noise and ripple by bypassing directly to the analog
ground plane.
BLOCK DIAGRAM
INPUT
SHIFT
REGISTER
SAMPLE-
AND-
HOLD
12-BIT
CAPACITIVE
DAC
V
CC
20
ANALOG
INPUT MUX
1
2
3
4
5
6
7
8
9
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
COM
D
OUT
16
SCLK
18
CONTROL
AND
TIMING
15
CS
LTC1290 BD
17
REF
+
14
DGND
10
AGND
11
V
12
REF
13
COMP
OUTPUT
SHIFT
REGISTER
D
IN
19
ACLK
12-BIT
SAR
TEST CIRCUITS
5V
A
A
I
OFF
I
ON
POLARITY
OFF
CHANNELS
ON CHANNEL
LTC1290 TC01
On and Off Channel Leakage Current
Load Circuit for t
dis
and t
en
D
OUT
3k
100pF
TEST POINT
5V WAVEFORM 2
WAVEFORM 1
LTC1290 TC02
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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LTC1290DCSW#TR 功能描述:IC DATA ACQ SYS 12BIT 5V 20SOIC RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - ADCs/DAC - 專用型 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:50 系列:- 類型:數(shù)據(jù)采集系統(tǒng)(DAS) 分辨率(位):16 b 采樣率(每秒):21.94k 數(shù)據(jù)接口:MICROWIRE?,QSPI?,串行,SPI? 電壓電源:模擬和數(shù)字 電源電壓:1.8 V ~ 3.6 V 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-TQFN-EP(6x6) 包裝:托盤
LTC1290DCSW#TRPBF 功能描述:IC DATA ACQ SYS 12BIT 20-SOIC RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - ADCs/DAC - 專用型 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:50 系列:- 類型:數(shù)據(jù)采集系統(tǒng)(DAS) 分辨率(位):16 b 采樣率(每秒):21.94k 數(shù)據(jù)接口:MICROWIRE?,QSPI?,串行,SPI? 電壓電源:模擬和數(shù)字 電源電壓:1.8 V ~ 3.6 V 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-TQFN-EP(6x6) 包裝:托盤
LTC1290DCSWPBF 制造商:Linear Technology 功能描述:12-Bit Data Acquisition System SOIC20W
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