AK8185A

draft-E-02

Dec. 2012

- 3 -

- Pin Descriptions -

Pin No.

Pin Name

Pin

Type

Description

1

PWR

3.3V Power Supply for output buffers

2

OUTN1

OUT

Differential output pair or two single-ended outputs

3

OUTP1

OUT

Differential output pair or two single-ended outputs

4

PWR

3.3V Power Supply for output buffers

5

OUTN0

OUT

Differential output pair or two single-ended outputs

6

OUTP0

OUT

Differential output pair or two single-ended outputs

7

CE

IN

Chip enable control pin

8

NC

No Connection

9

PWR

3.3V Power Supply for internal VCO

10

OS1

IN

Output type select control pin

11

OS0

IN

Output type select control pin

12

RSTN

IN

Device reset (active low)

13

OD0

IN

Output divider control pins

14

OD1

IN

Output divider control pins

15

OD2

IN

Output divider control pins

16

PWR

3.3V Power Supply for PLL circuitry

17

REG_CAP2

OUT

Capacitor for internal regulator (connect to a 10-μF Y5V capacitor

to GND)

18

PWR

3.3V Power Supply for PLL circuitry

19

REG_CAP1

OUT

Capacitor for internal regulator (connect to a 10-μF Y5V capacitor

to GND)

20

PWR

3.3V Power Supply for input buffers

21

XIN

IN

Parallel resonant crystal or LVCMOS inputs

22

GND1

Ground

Additional ground for device

23

OSC_OUT

OUT

Bypass LVCMOS output

24

NC

No Connection

25

PR0

IN

Prescaler and Feedback divider control pins

26

PR1

IN

Prescaler and Feedback divider control pins

27

PWR

3.3V Power Supply for output buffers

28

OUTN3

OUT

Differential output pair or two single-ended outputs

29

OUTP3

OUT

Differential output pair or two single-ended outputs

30

PWR

3.3V Power Supply for output buffers

31

OUTN2

OUT

Differential output pair or two single-ended outputs

32

OUTP2

OUT

Differential output pair or two single-ended outputs

EPAD

GND

Ground

Thermal Pad (Must be soldered to Ground)