ELMOS E777.01

DC/DC CONVERTER
BUS IC
MOTOR DRIVER IC
RIPPLE COUNTER
I/O IC
DRIVER IC
SENSOR IC
SENSOR INTERFACE IC
ÿ Co-integrated pressure sensor
Tilt angle sensor
Hall sensor IC
ÿ Co-integrated pressure sensor
E777.01
FEATURES
DESCRIPTION
PINNING
ÿ
Supply voltage VDD 5V
The IC of OEM integrated pressure sensor combines state-of-
ÿ
Amplified, calibrated, fully signal conditioned
the-art pressure sensor technology with signal conditioning to
output of 4.0 VDC FS span (0.5 to 4.5V signal)
produce a fully signal-conditioned, amplified, temperature com-
ÿ
Output ratiometric with supply voltage
pensated sensor. The sensor utilizes a digital signal processor to
ÿ
Digital Signal Processor for correction algorithms
allow multiorder linear correction to achieve increased accuracy
ÿ
Multi-order temperature compensation for gain
over conventional amplified pressure systems. The device is a co-
and offset
ÿ
PACKAGE
Pin
Name
Description
1
NC
Not connected
2
DEV _ SWITCH
Device switch; ‘0’ : enable I2C; ‘1’ : enable
one-wire
I2C ID switch; ‘0’ : enable write protect;
‘1’: disable write protect (any device
ID is possible)
3
I2C _ ID _ SWITCH
integrated die. It is also available as an IC without the sensor and
4
SCL
For gauge, differential, and absolute applications
is therefore suitable for the use of a precision signal processor for
5
SDA/OW
I2C serial data / one wire (internal pull up)
ÿ
Adjustable output clamps
separate sensors.
6
EEPROM _ VPROG
EEPROM programming voltage input
ÿ
Programmable output filter
7
NC
Not connected
ÿ
EEPROM memory for End-of-line calibration
The system uses an on-chip EEPROM to store the calibration data.
8
DACOUT
Analog output signal
ÿ
– 40°C to + 125°C operating temperature
This allows the device to be calibrated end-of-line and so to com-
9
SENSOR _ EXPT
External sensor bridge input signal
ÿ
Available packages:
pensate for packaging stress and/or parametric changes due to
10
SENSOR _ EXTN
External sensor bridge input signal
ÿ ASIC
the addition of protective gel. Sensor ID information can also be
11
NC
Not connected
stored in the EEPROM.
12
TM _ EXTC
Test
plus
: SO16w body with nozzle
ÿ bare die
ÿ customer specific
APPLICATION
ÿ
I C serial clock (internal pull up)
2
13
VDD
Supply voltage
The chip is currently configured for operating pressure ranges
14
GND
Ground
from 350mbar FS up to 10bar (5PSI to 145PSI FS). For pressure rang-
15
NC
Not connected
Automotive pressure sensing
es below 350mbar (5PSI), the IC interfaces with an off-chip sensor.
16
NC
Not connected
(MAP, tire pressure, oil, fuel)
The range is extendable above 10bar.
ÿ
Barometric measurement
ÿ
Medical instrumentation
ÿ
Industrial
ÿ
HVAC
BLOCK DIAGRAM
NC
1
16
DEV_SWITCH
2
15
I2C_ID_SWITCH
3
14
SCL
4
13
SDA/OW
5
12
EEPROM_VPROG
6
11
NC
7
10
DACOUT
8
9
NC
NC
GND
VDD
TM_EXTC
NC
SENSOR_EXTN
SENSOR_EXPT
Co-integrated pressure sensor
Also available
IC
Description
Pressure
range [bar]
777.06
777.01 + MEMS
777.07
777.01 + MEMS
Application
Package
1, 2, 4, 7
gauge,
relative,
absolute
SO16 +
nozzle
0.35
relative
VDD
ϑ
∫
SO16 +
nozzle
ASICplus SO16 package with nozzle
I² C
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.
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Copyright © 2005 ELMOS Reproduction, in part or whole, without the prior written consent of ELMOS, is prohibited.
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elmos product catalog june 2005
81