STAP16DPS05 datasheet(5/34 Pages) STMICROELECTRONICS

Part #	STAP16DPS05

Description	Low voltage 16-bit constant current LED sink driver

PDF	34 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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5 / 34 page

DocID024315 Rev 6

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STAP16DPS05

Summary description

1.1

Pin connections and description

Figure 1. Pin connections

Note:

The exposed pad is electrically connected to a metal layer electrically isolated or connected

to ground.

Table 2. Typical current accuracy

Output voltage

Current accuracy

Output current

VDD

Temperature

Between bits

Between ICs

≥ 1.3 V

±1.5%

±5%

20 to 100 mA

3.3 V to 5 V

25 °C

Table 3. Pin description

Pin n°

Symbol

Name and function

GND

Ground terminal

SDI

Serial data input terminal

CLK

Clock input terminal

LE/DM1

Latch input terminal - detect mode 1 (see operation principle)

5-20

OUT-15

Output terminal

OE/DM2

Input terminal of output enable (active low) - detect mode 1 (see

operation principle)

SDO

Serial data out terminal

R-EXT

Input terminal of an external resistor for constant current programing

VDD

Supply voltage terminal

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