LTC2629C-1 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC2629C-1

Quad 16-/14-/12-Bit Rail-to-Rail DACs with I2C Interface

Linear Technology 

LTC2609/LTC2619/LTC2629

TYPICAL APPLICATION

Demo Board Schematic—Onboard 20-Bit ADC Measures Key Performance Parameters

VCC

I2C

C1

VCC 0.1μF

16

VCC

LTC2609CGN

11

4

CA0

VOUTA

10

3

CA1

REFA

7

CA2

5

VOUTB

6

REFB

13

VOUTC

12

REFC

9

SDA

8

SCL

14

VOUTD

15

REFD

REFLO GND

2

1

EXT REFLO

REFLO

JP1 REFLO

EXT

GND

VIN

C6

0.1μF

LT1790ACS6-5

4

VIN

3

NC

6

VOUT

5

NC

GND GND

12

5VREF

C7

1μF

6.3V

VIN

C8

0.1μF

LT1790ACS6-4.096 4.096VREF

4

6

VIN VOUT

C9

3

NC

5

NC

1μF

6.3V

GND GND

12

REFA

JP3

1A2

3B4

5C6

REFB

JP4

1A2

3B4

5C6

REFC

JP5

1A2

3B4

5C6

REFD

JP6

1A2

3B4

5C6

ADC REF VREF

JP7

1A2

3B4

5C6

VREF

C4

0.1μF

VCC

C5

0.1μF

5VREF

4.096VREF

2.048VREF

E2

VOUTA

E3

REFA

E4

VOUTB

E5

REFB

E6

VOUTC

E7

REFC

E8

VOUTD

E9

REFD

E10

GND

E11

GND

LTC2428CG

9 CH0

C3

100pF R5

7.5k

R8

22Ω

7

43

28

MUXOUT ADCIN FSSET VCC VCC

JP2

VCC ON/OFF

DISABLE

ADC

10 CH1

11 CH2

12 CH3

13 CH4

14 CH5

15 CH6

17 CH7

5 ZSSET

8-CHANNEL

MUX

+

–

20-BIT

ADC

GND GND GND GND GND GND GND

CSADC

CSMUX

23

20

25

R6

7.5k CS

SCK 19

CLK 21

SCK SPI

MOSI BUS

DIN 24

MISO

SD0

F0 26

R7

7.5k

1 6 16 18 22 27 28

2609 TA02

VIN

C10

0.1μF

LT1790ACS6-2.048 2.048VREF

4

6

VIN VOUT

C11

3

NC

5

NC

1μF

6.3V

GND GND

12

20

Information furnished by Linear Technology Corporation is believed to be accurate and reliable.

However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-

tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.

26091929fa

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