LT1236LS8

16

1236ls8f

LinearTechnology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417



LINEAR TECHNOLOGY CORPORATION 2012

LT 0812 • PRINTED IN USA

relaTeD parTs

Typical applicaTion

PART NUMBER DESCRIPTION

COMMENTS

LT1021

Precision References for Series or Shunt Operation in

Hermetic TO-5, SOP-8, DIP-8 Package

0.05% Max Initial Error, 5ppm/°C Max Drift, 1ppm Peak-to-Peak Noise

(0.1Hz to 10Hz), –55°C to 125°C (TO-5)

LT1236S8/

LT1236N8

Low Drift, Low Noise, 5V and 10V Voltage Reference in

SO8, and DIP8 Package

0.05% Max Initial Error, 5ppm/°C Max Drift, 1ppm Peak-to-Peak Noise

(0.1Hz to 10Hz), –40°C to 85°C

LTC6652LS8

High Precision, Buffered Voltage Reference Family in

5mm

× 5mm Hermetic QFN Package

0.05% Max Initial Error, 5ppm/°C Max Drift, Shutdown Current <2µA,

–40°C to 125°C Operation

LT6654LS8

Precision, Low Noise, High Output Drive Voltage Reference

Family in 5mm

× 5mm Hermetic QFN Package

1.6ppm Peak-to-Peak Noise (0.1Hz to 10Hz, Sink/Source ±10mA, 5ppm/°C

Max Drift, –40°C to 125°C Operation

Measure DC to Daylight Using the LTC2408 and LT1236LS8

1236sl8 TA11

CH0

CH1

CH2

CH3

CH4

CH5

CH6

CH7

9

10

11

12

13

14

15

17

8-CHANNEL

MUX

GND

1, 5, 6, 16, 18, 22, 27, 28

MPU

SERIAL DATA LINK

MICROWIRE AND

SPI COMPATABLE

LT1236LS8

23

20

19, 25

21

24

CSADC

CSMUX

CLK

SDO

26

24-BIT

∆∑ ADC

LTC2408

ADCIN

MUXOUT

7

4

3

2, 8

1µF

5V

–

+

+

4

2

6

0V TO 5V

100µF

INTERNAL OSC

SELECTED FOR

60Hz REJECTION

+

10µF

8V

5V

REF

ELECTROMETER

INPUT

(pH, PIEZO)

5V

GUARD RING

DC

VOLTMETER

INPUT

1mV TO 1000V

–5V R3, 10k

5V

MAX

C1, 0.1µF

LT1793

3

2

6

4

7

–

+

5V

–5V

LTC1050

2

3

6

7

4

R4

1k

R9

1k

1%

R7

10k, 0.1%

R5

5k, 1%

R8

100, 5%

3-WIRE R-PACK

R6

10k, 0.1%

IN914

IN914

1µF

AC

INPUT

60Hz

60Hz–RF

RF POWER

R1

900k

0.1%, 1W, 1000 WVDC

R2

4.7k

0.1%

50

R13

5k

0.1%

5V

DAYLIGHT

HAMAMATSU

PHOTODIODE

S1336-5BK

100

Pt RTD

(3-WIRE)

RT

FORCE SENSE

INFRARED

INFRARED

THERMOCOUPLE

OMEGA

0S36-01

5V

50 LOAD

BONDED TO

RTD ON

INSULATED

MOUNTING

R11

24.9k, 0.1%

J1

J2

J3

5V

THERMISTOR

10k NTC

LOCAL

TEMP

R12

24.9k, 0.1%

R10

5k

1%

–60mV TO 4V

2.7V AT 0°C

0.9V AT 40°C

–2.2mV to 16mV

0V to 4V

20mV TO 80mV

<1mV

OUT IN

GND