STMPE821_09 datasheet(4/55 Pages) STMICROELECTRONICS

4 / 55 page

List of figures

STMPE821

4/55

List of figures

Figure 1.

Functional block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Figure 2.

STMPE821 pin assignment (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Figure 3.

Typical application diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Figure 4.

STMPE821 operating states . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Figure 5.

Power using the internal regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Figure 6.

Read and write modes (random and sequential) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Figure 7.

Interrupt controller module block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Figure 8.

Pulses with programmable brightness, ON/OFF period and repetition. . . . . . . . . . . . . . . . 40

Figure 9.

Ramps with programmable brightness, ON/OFF period and repetition . . . . . . . . . . . . . . . 41

Figure 10.

Fixed brightness output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Figure 11.

Package outline for QFN16 (2.6 x 1.8 x 0.55 mm) - 0.40 mm pitch . . . . . . . . . . . . . . . . . . 50

Figure 12.

Footprint recommendations for QFN16 (2.6 x 1.8 x 0.55 mm) - 0.40 mm pitch . . . . . . . . . 51

Figure 13.

Carrier tape for QFN16 (2.6 x 1.8 x 0.55 mm) - 0.40 mm pitch . . . . . . . . . . . . . . . . . . . . . 52

Figure 14.

Reel information for QFN16 (2.6 x 1.8 x 0.55 mm) - 0.40 mm pitch . . . . . . . . . . . . . . . . . . 53

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