LTC2309
2309fd
LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900●FAX:(408)434-0507●www.linear.com
LINEAR TECHNOLOGY CORPORATION 2008
LT 0710 REV D PRINTED IN USA
ReLAteD pARts
tYpICAL AppLICAtIOn
PART NUMBER
DESCRIPTION
COMMENTS
LTC1417
14-Bit,400kspsSerialADC
20mW,UnipolarorBipolar,InternalReference,SSOP-16Package
LTC1468/LTC1469
Single/Dual90MHz,22V/s,16-BitAccurate
OpAmps
LowInputOffset:75V/125V
LTC1609
16-Bit,200kspsSerialADC
65mW,ConfigurableBipolarandUnipolarInputRanges,5VSupply
LTC1790
MicropowerLowDropoutReference
60ASupplyCurrent,10ppm/°C,SOT-23Package
LTC1850/LTC1851
10-Bit/12-Bit,8-Channel,1.25MspsADCs
ParallelOutput,ProgrammableMUXandSequencer,5VSupply
LTC1852/LTC1853
10-Bit/12-Bit,8-Channel,400kspsADCs
ParallelOutput,ProgrammableMUXandSequencer,3Vor5VSupply
LTC1860/LTC1861
12-Bit,1-/2-Channel250kspsADCsinMSOP
850Aat250ksps,2Aat1ksps,SO-8andMSOPPackages
LTC1860L/LTC1861L 3V,12-bit,1-/2-Channel150kspsADCs
450Aat150ksps,10Aat1ksps,SO-8andMSOPPackages
LTC1863/LTC1867
12-/16-Bit,8-Channel200kspsADCs
6.5mW,UnipolarorBipolar,InternalReference,SSOP-16Package
LTC1863L/LTC1867L 3V,12-/16-bit,8-Channel175kspsADCs
2mW,UnipolarorBipolar,InternalReference,SSOP-16Package
LTC1864/LTC1865
16-Bit,1-/2-Channel250kspsADCsinMSOP
850Aat250ksps,2Aat1ksps,SO-8andMSOPPackages
LTC1864L/LTC1865L 3V,16-Bit,1-/2-Channel150kspsADCsinMSOP
450Aat150ksps,10Aat1ksps,SO-8andMSOPPackages
LTC2302/LTC2306
12-Bit,1-/2-Channel500kspsSPIADCsin
3mm
×3mmDFN
14mWat500ksps,Single5VSupply,SoftwareCompatiblewithLTC2308
LTC2308
12-Bit,8-Channel500kspsSPIADC
5V,InternalReference,4mm
×4mmQFNPackage,SoftwareCompatiblewith
LTC2302/LTC2306
LTC2453
Easy-to-Use,Ultratiny16-BitI2CDeltaSigmaADC
2LSBINL,50nASleepCurrent,60HzOutputRate,3mm
×2mmDFNPackage
LTC2487/LTC2489/
LTC2493
2-/4-ChannelEasyDriveI2CDeltaSigmaADCs
16-/24Bits,PGAandTemperatureSensor,15HzOutputRate,4mm
×3mm
DFNPackages
LTC2495/LTC2497/
LTC2499
8-/16-ChannelEasyDriveI2CDeltaSigmaADCs
16-/24-Bits,PGAandTemperatureSensor,15HzOutputRate,5mm
×7mm
QFNPackages
CH1
CH2
CH3
CH4
CH5
CH6
CH7
COM
2309 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
LTC2309
0.1F
12-BIT
SAR ADC
+
–
2.2F
10F
0.1F
10F
1F
0.1F
47pF
7
4
5
6
8
1
9
10
100
450k
LT1790-2.5
5V
IN
OUT
GND
50k
150k
450k
150k
450k
4pF
VREF
SDA
SCL
1.7k
AD1 AD0
CH0
450k
4pF
3
2
50k
–
+
LT1991
Driving the LTC2309 with ±10V Input Signals Using a Precision Attenuator