EPC110 EPC [Espros Photonics corp], EPC110 Datasheet - Page 5

• Manufacturer Part Number: EPC110
• Description: Fully integrated configurable light barrier driver & receiver
• Manufacturer: EPC [Espros Photonics corp]

Connection Diagrams
© 2011 ESPROS Photonics Corporation
Characteristics subject to change without notice
10-Pin
CSP
n/a
VDD33
10
1
2
3
4
5
6
7
8
VDD
10
1
9
VDD18
3, 5, 8,
16-Pin
11, 13,
QFN
15
14
12
10
16
9
7
6
4
2
1
10-Pin Chip Scale Package (CSP)
GND
SCK
LED
Pin Name Type
NC_GND
VDD33
VDD18
8
2
OUTH
OUTN
GND
VDD
LED
SCK
PD
CS
SO
EN
SI
Top View
Power Supply
Power Supply
Analog Input
Digital Input
Digital Output
Load depending
Digital Output
Digital Input
Digital Output
Digital Input
Power Supply
Decoupling
EN
PD
SI
7
3
OUTH
Description
Positive power supply.
Operation mode: to be connect to VDD33.
During command PROG: to be connected to programming voltage.
Negative power supply pin.
Photo diode input.
Terminated with internal pull up resistor
Light barrier:
SPI interface:
Light reserve detected - see Figure 8.
Refer to section Light Reserve Output OUTH
Open drain output
Open drain output
Light barrier:
SPI interface:
Terminated with internal pull up resistor
Light barrier:
SPI interface:
Light barrier:
SPI interface:
Positive power supply.
Pin for external filter/decoupling of the internal 1.8V supply: 4.7nF ceramic type
Not for supply of external circuits
Not connected. Connect this pins to GND (Guarding).
OUTN
SO
CS
5
4
6
PIN Connections QFN16-VEED-
1VN4
5
This document is confidential and protected by law and international trades. It must not be shown to any third party nor be copied in any form without our written
File:
Mode selection:
CS = 1: Operation Mode (LED, EN, OUTN active)
Chip select,
CS = 0: Command/Program Mode (SCK, SI, SO active)
Light pulses detected, amplified and filtered signal
see Functional Description
Serial data output
Fork light barrier controlled mode:
Fork light barrier standalone mode:
Serial data input
Output to LED driver
Serial input/output clock.
For start/stop condition of SPI communication (while CS = 1):
Set SCK =1 and SCK line in tristate mode (high ohmic)
NC_GND
LED/SCK
NC_GND
EN/SI
PIN Connections QFN16-VEED-
1VN4
16-Pin QFN Package
12
1
LST
11
Top View
2
10
3
LED pulse stimulation
No function.
4
9
Datasheet epc110 - V2.1
LST
www.espros.ch
NC_GND
GND
PD
NC_GND
epc110
20.05.2011
Page 1