1

VDD

6

CS

2

GND

5

SDO

3

VIN

4

SCLK

Not to scale

3

ADS7886

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SLAS492B – SEPTEMBER 2005 – REVISED AUGUST 2016

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5 Device Comparison Table

Table 1. Micro-Power Miniature SAR Converter Family

BIT

< 300 KSPS

300 KSPS – 1.25 MSPS

12-Bit

ADS7866 (1.2 VDD to 3.6 VDD)

ADS7886 (2.35 VDD to 5.25 VDD)

10-Bit

ADS7867 (1.2 VDD to 3.6 VDD)

ADS7887 (2.35 VDD to 5.25 VDD)

8-Bit

ADS7868 (1.2 VDD to 3.6 VDD)

ADS7888 (2.35 VDD to 5.25 VDD)

6 Pin Configuration and Functions

DBV and DCK Packages

6-Pin SOT-23 and SC70

Top View

Pin Functions

PIN

I/O

DESCRIPTION

NO.

NAME

1

VDD

—

Power supply input also acts like a reference voltage to ADC.

2

GND

—

Ground for power supply, all analog and digital signals are referred with respect to this pin.

3

VIN

I

Analog signal input

4

SCLK

I

Serial clock

5

SDO

O

Serial data out

6

CS

I

Chip select signal, active low