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AS5145

Datasheet - Pin Assignm ents

4 Pin Assignments

Figure 2. Pin Assignments (Top View)

4.1 Pin Descriptions

The following SSOP16 shows the description of each pin of the standard SSOP16 package (Shrink Small Outline Package, 16 leads, body size:

5.3mm x 6.2mmm; (see Figure 2).

Table 1. Pin Descriptions

Pin Name

Pin Number

Pin Type

Description

MagINCn

1

Digital output open

drain

Magnet Field Magnitude Increase. Active low. Indicates a distance

reduction between the magnet and the device surface. (see Table 9)

MagDECn

2

Magnet Field Magnitude Decrease. Active low. Indicates a distance

increase between the device and the magnet. (see Table 9)

DTest1_A

3

Digital output

Test output in default mode

DTest2_B

4

Test output in default mode

NC

5

-

Must be left unconnected

Mode_Index

6

Digital input/output

pull-down

down resistor (10k

Ω).

7

Supply pin

Negative Supply Voltage (GND)

PDIO

8

Digital input pull-down

OTP Programming Input and Data Input for Daisy Chain mode. Pin

has an internal pull-down resistor (74k

Ω). Connect this pin to VSS if

programming is not required.

DO

9

Digital output/ tri-state Data Output of Synchronous Serial Interface

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

1

MagINCn

MagDECn

DTest1_A

DTest2_B

NC

VSS

PDIO

DO

CLK

CSn

PWM

NC

NC

VDD3V3

VDD5V

Mode_Index