ADP8863

Rev. 0 | Page 6 of 48

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

NOTES

1. CONNECT THE EXPOSED PADDLE

TO GND1 AND/OR GND2.

14

13

12

1

3

4

VIN

15 GND1

VOUT

C2+

11 C1+

D3

D1

2

D2

SCL

5

nRST

ADP8863

TOP VIEW

(Not to Scale)

Figure 3. Pin Configuration

Table 4. Pin Function Descriptions

Pin No.

Mnemonic

Description

14

VIN

Input Voltage, 2.5 V to 5.5 V.

3

D1

LED Sink 1.

2

D2

LED Sink 2.

1

D3

LED Sink 3.

20

D4

LED Sink 4.

19

D5

LED Sink 5.

17

D6

LED Sink 6. This pin can also be selected as a comparator input for the second phototransistor.

16

D7

LED Sink 7.

18

CMP_IN

Comparator Input for Phototransistor. When using this function, a capacitor (0.1 μF recommended) must be

connected from this pin to ground.

13

VOUT

Charge Pump Output.

11

C1+

Charge Pump C1+.

9

C1−

Charge Pump C1−.

12

C2+

Charge Pump C2+.

10

C2−

Charge Pump C2−.

15

GND1

Ground. Connect the exposed pad to GND1 and/or GND2.

8

GND2

Ground. Connect the exposed pad to GND1 and/or GND2.

6

nINT

Processor Interrupt (Active Low). Requires an external pull-up resistor. If this pin is not used, it can be left floating.

5

nRST

Hardware Reset (Active Low). This pin resets the device to the default conditions. If not used, this pin must be tied

7

SDA

4

SCL

21

EPAD

Exposed Paddle. Connect the exposed paddle to GND1 and/or GND2.