Home > High-Speed Low Noise, 30Hz-100Hz Conversion Rate
Delta Sigma ADCs (6 Total)

Part Number and Description

Resolution (Bits)

Input Channels

Noise

Pin Compatible Parts

Input Type

Rejection

Oscillator

Output rate with Internal Oscillator

Max Output Rate

INL (MAX)

Offset (MAX)

Full-scale (MAX)

Supply Voltage

Supply Current (MAX)

Sleep Current

Differential Input Range (V)

Common Mode Input Range

Wide Reference Range 0.1 to Vcc

Guaranteed Modulator Stability

Operating Range (°C)

Package

Price @ 1k

LTC2420 Low Power, 20-bit Delta Sigma ADC with 100sps Turbo Mode

20

1

6µV

LTC2400

Single Ended

120dB 50Hz or 60Hz Selectable

Internal or External

7.5Hz

100Hz

10ppm

10ppm

10ppm

2.7v to 5.5V

300µA

30µA

0 to Vref ±12%

-300mV to Vdd+300mV

YES

YES

-40 to +85 0 to +70

SO-8

$4.25

LTC2440 High Speed, 24-Bit Delta Sigma ADC with Programmable Speed/Resolution

24+

1

750nV@100Hz 375nV@30Hz

LTC2410 LTC2430 LTC2415 LTC2413

Differential

Programmable

Internal or External

6.9Hz to 3.52kHz

4kHz

15ppm

1ppm

30ppm

4.5v to 5.5V

11mA

30µA

±Vref/2

-300mV to Vdd+300mV

YES

YES

-40 to +85 0 to +70

SSOP-16

$5.75

LTC2444 High Speed, 4/8-Channel, 24-Bit Delta Sigma ADC with Programmable Speed/Resolution

24+

4/8

1.1uV@100Hz 530nV@30Hz

LTC2445 LTC2448 LTC2449

Differential

Programmable

Internal or External

6.9Hz to 3.52Khz

8kHz

15ppm

1ppm

30ppm

4.5v to 5.5V

11mA

30µA

±Vref/2

-300mV to Vdd+300mV

YES

YES

-40 to +85 0 to +70

QFN 5X7

$6.45

LTC2445 High Speed, 4/8-Channel, 24-Bit Delta Sigma ADC with Programmable Speed/Resolution with Signal Chain Calibration

24+

4/8

750nV@100Hz 375nV@30Hz

LTC2444 LTC2448 LTC2449

Differential

Programmable

Internal or External

6.9Hz to 3.52Khz

8kHz

15ppm

1ppm

30ppm

4.5v to 5.5V

11mA

30µA

±Vref/2

-300mV to Vdd+300mV

YES

YES

-40 to +85 0 to +70

QFN 5X7

$6.45

LTC2448 High Speed, 8/16-Channel, 24-Bit Delta Sigma ADC with Programmable Speed/Resolution

24+

8/16

1.1uV@100Hz 530nV@30Hz

LTC2444 LTC2445 LTC2449

Differential

Programmable

Internal or External

6.9Hz to 3.52Khz

8kHz

15ppm

1ppm

30ppm

4.5v to 5.5V

11mA

30µA

±Vref/2

-300mV to Vdd+300mV

YES

YES

-40 to +85 0 to +70

QFN 5X7

$7.15

LTC2449 High Speed, 8/16-Channel, 24-Bit Delta Sigma ADC with Programmable Speed/Resolution with Signal Chain Calibration

24+

8/16

750nV@100Hz 375nV@30Hz

LTC2444 LTC2445 LTC2448

Differential

Programmable

Internal or External

6.9Hz to 3.52Khz

8kHz

15ppm

1ppm

30ppm

4.5v to 5.5V

11mA

30µA

±Vref/2

-300mV to Vdd+300mV

YES

YES

-40 to +85 0 to +70

QFN 5X7

$7.15