Data Sheet

ADIS16446

Rev. 0 | Page 7 of 23

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

19

20

17

18

15

16

13

14

11

12

9

10

7

8

5

6

3

4

1

2

ADIS16446

TOP VIEW

(Not to Scale)

NOTES

1. THIS REPRESENTATION DISPLAYS THE TOP VIEW WHEN THE

CONNECTOR IS VISIBLE AND FACING UP.

2. MATING CONNECTOR: SAMTEC CLM-110-02 OR EQUIVALENT.

3. DNC = DO NOT CONNECT.

Figure 5. Pin Configuration

PIN 1

PIN 20

Figure 6. Pin Locations

Table 5. Pin Function Descriptions

Pin No.

Mnemonic

Type

Description

1

DIO3

Input/output

Configurable Digital Input and Output.

2

DIO4/CLKIN

Input/output

Configurable Digital Input and Output or Sync Clock Input.

3

SCLK

Input

SPI Serial Clock.

4

DOUT

Output

SPI Data Output. DOUT clocks the output on the SCLK falling edge.

5

DIN

Input

SPI Data Input. DIN clocks the input on the SCLK rising edge.

6

CS

Input

SPI Chip Select.

7

DIO1

Input/output

Configurable Digital Input and Output.

8

RST

Input

Reset.

9

DIO2

Input/output

Configurable Digital Input and Output.

10, 11, 12

VDD

Supply

Power Supply. It is recommended to place a 10 µF capacitor between the VDD pins and

the GND pins.

13, 14, 15

GND

Supply

Power Ground.

16, 17, 18, 19, 20

DNC

Not applicable

Do Not Connect. Do not connect to the DNC pins.