E910.98 - Elmos Semiconductor AG

Introduction
bus ic
dc/dc converter
motor driver ic
ripple counter
driver ic
I/O ic
Sensor interface ic
sensor ic
ip’s
E 909.01 HALIOS® optical switch
E 910.41 Hall sensor- and contact monitor
E 910.84 PIR light controller
E 910.92 PIR motion detector
ÿ E 910.98 Hall sensor interface 4 *, par. out
E910.99 PIR light controller for DC/AC
E 909.05 HALIOS® multi-purpose sensor
ÿ Hall sensor- and contact monitor (4 channel, parallel interface)
features
description
ÿ 4 channel hall sensor and switch controller
The IC is intended to monitor the conductance status of up to 4
ÿ Supply range VS 5.5V to 25(40)V
hall sensors or switches. In input mode all input pins are powered
ÿ Supply range VDD 4.75V to 5.25V
simultaniously. With threshold currents of typ. 6mA and 11mA the
ÿ Contact status monitoring by comparison of the
switch status will be displayed at the outputs.
pinning
input current with internal threshold current
ÿ Automatic µC wake up in case of input current
The sleep mode is started with CS=0 and provides a stand alone
changes
E910.98
function “wake on change”. All input pins are powered simultani-
ÿ Watchdog function with programmable delay
ously for one osciallator period (typ. 25kHz or 40µs) and will then
ÿ current consumption typ. Icc: 220µA, Is: 600µA
be high impedance for a programmable time of 31 to 1023 * Tosc.
ÿ Adjustable Oscillator
This sequence will be repeated as long as the sleep mode is active
ÿ – 40°C to + 125°C operating temperature
and no changes happen on the inputs.
ÿ SO16w package
Additionally a watchdog function is provided using the SEL2 pin.
application
With active sleep mode for longer than a programmable time of
ÿ Automotive electronics
ÿ Monitor for mechanical switches
1/32 to 1/1024 * fosc the pin will become low.
ÿ Monitor for hall sensors
Pin
package
Name
Description
1
VS
Battery supply
2
IN0
Input for hall sensor or switch
3
IN1
Input for hall sensor or switch
4
IN2
Input for hall sensor or switch
5
IN3
Input for hall sensor or switch
6
GND
Ground
7
OSC1
Select internal (GND) or external (VDD) oscillator
8
OSC2
Oscillator adjustment resistor
9
SEL2
Watchdog
10
WAKE
Pin change signal or data direction
11
CS
Chip select
12
OUT3
Output for appropriate input/parameter input
13
OUT2
Output for appropriate input/parameter input
14
OUT1
Output for appropriate input/parameter input
15
OUT0
Output for appropriate input/parameter input
16
VDD
Logic power supply
VS
1
16
VDD
IN0
2
15
OUT0
IN1
3
14
OUT1
IN2
4
13
OUT2
IN3
5
12
OUT3
GND
6
11
CS
OSC1
7
10
WAKE
OSC2
8
9
SEL2
SO16
Block diagram
VBAT
VS
OUT0
OUT1
+
IN0
IN1
Ref.
IN2
OUT2
_
OUT3
IN3
B
Conf.
bits
OSC
WAKE
CS
control
SEL2
E910.98
OSC1
106
OSC2
Note ELMOS Semiconductor AG (below ELMOS) reserves the right to make changes to the product contained in this publication without notice. ELMOS assumes no responsibility for the use of any
circuits described herein, conveys no licence under any patent or other right, and makes no representation that the circuits are free of patent infringement. While the information in this publication
has been checked, no responsibility, however, is assumed for inaccuracies. ELMOS does not recommend the use of any of its products in life support applications where the failure or malfunction of
the product can reasonably be expected to cause failure of a life-support system or to significantly affect its safety or effectiveness. Products are not authorized for use in such applications.
Copyright © 2007 ELMOS Reproduction, in part or whole, without the prior written consent of ELMOS, is prohibited.
www.elmos.de | [email protected]
elmos product catalog 2007/2008
107