LTC2424I datasheet(2/28 Pages) LINER

Part #	LTC2424I

Description	4-/8-Channel 20-Bit uPower No Latency ADCs

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Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

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2

LTC2424/LTC2428

ORDER

PART NUMBER

Consult factory for Military grade parts.

(Notes 1, 2)

Supply Voltage (VCC) to GND.......................– 0.3V to 7V

Analog Input Voltage to GND ....... – 0.3V to (VCC + 0.3V)

Reference Input Voltage to GND .. – 0.3V to (VCC + 0.3V)

Digital Input Voltage to GND ........ – 0.3V to (VCC + 0.3V)

Digital Output Voltage to GND ..... – 0.3V to (VCC + 0.3V)

TJMAX = 125°C, θJA = 130°C/W

LTC2424CG

LTC2424IG

Operating Temperature Range

LTC2424C/LTC2428C .............................. 0

°C to 70°C

LTC2424I/LTC2428I ........................... – 40

°C to 85°C

Storage Temperature Range ................. – 65

°C to 150°C

Lead Temperature (Soldering, 10 sec).................. 300

°C

ORDER

PART NUMBER

LTC2428CG

LTC2428IG

TJMAX = 125°C, θJA = 130°C/W

ABSOLUTE MAXIMUM RATINGS

PACKAGE/ORDER INFORMATION

1

2

3

4

5

6

7

8

9

10

11

12

13

14

TOP VIEW

G PACKAGE

28-LEAD PLASTIC SSOP

28

27

26

25

24

23

22

21

20

19

18

17

16

15

GND

VCC

FSSET

ADCIN

ZSSET

GND

MUXOUT

VCC

CH0

CH1

CH2

CH3

NC

GND

FO

SCK

SDO

CSADC

GND

DIN

CSMUX

CLK

GND

NC

GND

NC

1

2

3

4

5

6

7

8

9

10

11

12

13

14

TOP VIEW

G PACKAGE

28-LEAD PLASTIC SSOP

28

27

26

25

24

23

22

21

20

19

18

17

16

15

GND

VCC

FSSET

ADCIN

ZSSET

GND

MUXOUT

VCC

CH0

CH1

CH2

CH3

CH4

CH5

GND

FO

SCK

SDO

CSADC

GND

DIN

CSMUX

CLK

GND

CH7

GND

CH6

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Resolution (No Missing Codes)

0.1V

≤ VREF ≤ VCC, (Note 5)

q

20

Bits

Integral Nonlinearity

VREF = 2.5V (Note 6)

q

4

10

ppm of VREF

VREF = 5V (Note 6)

q

8

20

ppm of VREF

Integral Nonlinearity (Fast Mode)

2.5V < VREF < VCC, 100 Samples/Second, fO = 2.048MHz

q

40

250

ppm of VREF

Offset Error

2.5V

≤ VREF ≤ VCC

q

0.5

10

ppm of VREF

Offset Error (Fast Mode)

2.5V < VREF < 5V, 100 Samples/Second, fO = 2.048MHz

3

ppm of VREF

Offset Error Drift

2.5V

≤ VREF ≤ VCC

0.04

ppm of VREF/°C

Full-Scale Error

2.5V

≤ VREF ≤ VCC

q

4

15

ppm of VREF

Full-Scale Error (Fast Mode)

2.5V < VREF < 5V, 100 Samples/Second, fO = 2.048MHz

10

ppm of VREF

Full-Scale Error Drift

2.5V

≤ VREF ≤ VCC

0.04

ppm of VREF/°C

The q denotes specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4)

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