EPC100 Datasheet, PDF (3/9 Pages) Espros Photonics corp – Light-Curtain Device with 2-Wire Bus Interface

Connection Diagrams
epc100
9
VDD33
8
LED/
SCK
7
6
EN/
OUTN/
SI
SO
10 VDD18
Top View
AOUT/
OUTH
5
Top View
VDD
GND
PD
CS
1
2
3
4
1
2
3
4
10-Pin Chip Scale Package (CSP)
16-Pin QFN Package
10-Pin 16-Pin
CSP QFN
PIN Name Type
Description
1
9
2
7
VDD
GND
Power supply Positive power supply for regulator and positive terminal of the 2-wire interface.
Power supply Negative power supply pin.
3
6
PD
Analog Input Photo diode input.
4
4
CS
Digital Input SPI Interface: Chip Select. Active low, with pull up
5
2
AOUT
OUTH
Analog Out
Digital Out
Amplified and filtered signal of the photo diode (push-pull) or
light reserve output (open drain) with 50 % threshold voltage above the threshold of the
OUT output.
6
1
SO
Digital Output SPI Interface: Serial out
7
15
SI
Digital Input SPI Interface: Serial input
8
14
SCK
Digital Input SPI Interface: Shift Clock
9
12
VDD33
Power supply Positive power supply for analog and digital. If the the device is supplied by V DDR, a
Decoupling power supply filter capacitor is connected to this pin.
10
10
VDD18
Analog Out 1.8 V regulator output. Do not use this pin, except for a decoupling capacitor.
n/a
3
NC
Not connected. Connect this pin with VSS.
n/a
5
NC
Not connected. Connect this pin with VSS.
n/a
8
NC
Not connected. Connect this pin with VSS.
n/a
11
NC
Not connected. Connect this pin with VSS.
n/a
13
NC
Not connected. Connect this pin with VSS.
n/a
16
NC
Not connected. Connect this pin with VSS.
PIN Connections QFN16-VEED-
LST
1VN4
28.01.2010
Page 1
File: Unbenannt
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© 2011 ESPROS Photonics Corporation
3
Characteristics subject to change without notice
Datasheet epc100 - V2.1
www.espros.ch