List of figures

Figure 1.

Simplfied block diagram.............................................................. 3

Figure 2.

Pin assignment (through top view) ...................................................... 4

Figure 3.

Power transfer phases for Baseline Power Profile ........................................... 13

Figure 4.

I2C timing reference ............................................................... 14

Figure 5.

Data validity on the I2C bus .......................................................... 14

Figure 6.

Start and Stop Condition on the I2C Bus ................................................. 14

Figure 7.

Byte transfer..................................................................... 15

Figure 8.

Acknowledge on the I2C bus ......................................................... 15

Figure 9.

Interface protocol ................................................................. 16

Figure 10.

Writing to a single register ........................................................... 16

Figure 11.

Writing to multiple registers .......................................................... 16

Figure 12.

Reading from a single register ........................................................ 17

Figure 13.

Reading from multiple registers........................................................ 17

Figure 14.

STWLC68 basic schematic diagram .................................................... 22

Figure 15.

External NTC thermistor connection .................................................... 25

Figure 16.

WLCSP72 3.264x3.674x0.6 0.4 Pitch 0.25 Ball package outline ................................. 26

Figure 17.

Recommended footprint............................................................. 27

STWLC68

List of figures

DS13131 - Rev 3

page 31/32