参数资料
型号: DC1444A-B
厂商: Linear Technology
文件页数: 19/26页
文件大小: 0K
描述: BOARD SAR ADC LTC2305
软件下载: QuikEval System
设计资源: DC1444A Design File
DC1444A Schematic
标准包装: 1
系列: QuikEval™
ADC 的数量: 2
位数: 12
采样率(每秒): 14k
数据接口: I²C,串行
在以下条件下的电源(标准): 1.5mW @ 1kSPS
工作温度: 0°C ~ 70°C
已用 IC / 零件: LTC2305
已供物品:
相关产品: LTC2305IMS#TRPBF-ND - IC ADC 12-BIT 2CHN 12-MSOP
LTC2305IDE#TRPBF-ND - IC ADC 12-BIT 2CHN 12-DFN
LTC2305IDE#PBF-ND - IC ADC 12-BIT 2CHN 12-DFN
LTC2305HMS#TRPBF-ND - IC ADC 12-BIT 2CHN 12-MSOP
LTC2305HMS#PBF-ND - IC ADC 12-BIT 2CHN 12-MSOP
LTC2305CMS#TRPBF-ND - IC ADC 12-BIT 2CHN 12-MSOP
LTC2305CMS#PBF-ND - IC ADC 12-BIT 2CHN 12-MSOP
LTC2305CDE#TRPBF-ND - IC ADC 12-BIT 2CHN 12-DFN
LTC2305CDE#PBF-ND - IC ADC 12-BIT 2CHN 12-DFN
LTC2305IMS#PBF-ND - IC ADC 12BIT I2C 12-MSOP
LTC2301/LTC2305
26
23015fb
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
LINEAR TECHNOLOGY CORPORATION 2008
LT 0810 REV B PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER
DESCRIPTION
COMMENTS
LTC1417
14-Bit, 400ksps Serial ADC
20mW, Unipolar or Bipolar, Internal Reference, SSOP-16 Package
LTC1468/LT1469
Single/Dual 90MHz, 22V/μs, 16-Bit Accurate Op Amps Low Input Offset: 75μV/125μV
LTC1609
16-Bit, 200ksps Serial ADC
65mW, Congurable Bipolar and Unipolar Input Ranges, 5V Supply
LTC1790
Micropower Low Dropout Reference
60μA Supply Current, 10ppm/°C, SOT-23 Package
LTC1850/LTC1851
10-Bit/12-Bit, 8-Channel, 1.25Msps ADC
Parallel Output, Programmable MUX and Sequencer, 5V Supply
LTC1852/LTC1853
10-Bit/12-Bit, 8-Channel, 400ksps ADC
Parallel Output, Programmable MUX and Sequencer, 3V or 5V Supply
LTC1860/LTC1861
12-Bit, 1-/2-Channel 250ksps ADC in MSOP
850μA at 250ksps, 2μA at 1ksps, SO-8 and MSOP Packages
LTC1860L/LTC1861L 3V, 12-Bit, 1-/2-Channel 150ksps ADC
450μA at 150ksps, 10μA at 1ksps, SO-8 and MSOP Packages
LTC1863/LTC1867
12-/16-Bit, 8-Channel 200ksps ADC
6.5mW, Unipolar or Bipolar, Internal Reference, SSOP-16 Package
LTC1863L/LTC1867L 3V, 12-/16-Bit, 8-Channel 175ksps ADC
2mW, Unipolar or Bipolar, Internal Reference, SSOP-16 Package
LTC1864/LTC1865
16-Bit, 1-/2-Channel 250ksps ADC in MSOP
850μA at 250ksps, 2μA at 1ksps, SO-8 and MSOP Packages
LTC1864L/LTC1865L 3V, 16-Bit, 1-/2-Channel 150ksps ADC in MSOP
450μA at 150ksps, 10μA at 1ksps, SO-8 and MSOP Packages
LTC2302/LTC2306
12-Bit, 1-/2-Channel 500ksps SPI ADCs in
3mm × 3mm DFN
14mW at 500ksps, Single 5V Supply, Software Compatible with LTC2308
LTC2308
12-Bit, 8-Channel 500ksps SPI ADC
5V, Internal Reference, 4mm × 4mm QFN Package, Software Compatible
with LTC2302/LTC2306
LTC2309
12-Bit, 8-Channel ADC with I2C Interface
5V, Internal Reference, 4mm × 4mm QFN and 20-Pin TSSOP Packages,
Software Compatible with LTC2301/LTC2305
LTC2451/LTC2453
Easy-to-Use, Ultra-Tiny 16-Bit I2C Delta Sigma ADCs
2 LSB INL, 50nA Sleep Current, 60Hz Output Rate, 3mm × 2mm DFN
Package, Single-Ended/Differential Inputs
LTC2487/LTC2489/
LTC2493
2-/4-Channel Easy Drive I2C Delta Sigma ADCs
16-/24-Bits, PGA and Temp Sensor, 4mm × 3mm DFN Packages
LTC2495/LTC2497/
LTC2499
8-/16-Channel Easy Drive I2C Delta Sigma ADCs
16-/24-Bits, PGA and Temp Sensor, 5mm × 7mm QFN Packages
Driving the LTC2305 with ±10V Input Signals Using a Precision Attenuator
23015 TA02
I2C
PORT
ANALOG
INPUT
MUX
REFCOMP
CONTROL
LOGIC
(FPGA, CPLD,
DSP, ETC)
INTERNAL
2.5V REF
VDD
5V
10V
–10V
±10V
INPUT
SIGNAL
GND
LTC2305
0.1μF
12-BIT
SAR ADC
+
2.2μF
10μF
0.1μF
10μF
1μF
0.1μF
47pF
7
45
6
8
1
9
10
100Ω
450k
LT1790-2.5
5V
IN
OUT
GND
50k
150k
450k
150k
450k
4pF
VREF
SDA
SCL
1.7k
AD1 AD0
CH0
CH1
450k
4pF
3
2
50k
+
LT1991
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