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DLVR-F50D-E2NS-C-N73F

Description
Differential, Rectangular, Through Hole Mount, SIP-4
CategoryThe sensor   
File Size2MB,18 Pages
ManufacturerAmphenol
Websitehttp://www.amphenol.com/
Download Datasheet Parametric View All

DLVR-F50D-E2NS-C-N73F Overview

Differential, Rectangular, Through Hole Mount, SIP-4

DLVR-F50D-E2NS-C-N73F Parametric

Parameter NameAttribute value
MakerAmphenol
Reach Compliance Codeunknow
body width7.17 mm
body height15.75 mm
Body length or diameter12.7 mm
Linearity(%)0.3 %
Installation featuresTHROUGH HOLE MOUNT
Number of digits14
Output interface typeI2C INTERFACE
Output typeDIGITAL OUTPUT
Package Shape/FormRECTANGULAR
Pressure sensing modeDIFFERENTIAL
Response time1100 µs
Sensor/temperature sensor typePRESSURE SENSOR,PIEZORESISTIVE
Maximum supply voltage3.465 V
Minimum supply voltage3.135 V
surface mountNO
Termination typeSOLDER

DLVR-F50D-E2NS-C-N73F Preview

DLVR Series Low Voltage Digital Pressure Sensors
Features
• 0.5 to 60 inH2O Pressure Ranges
• 3.3V Supply Voltage Standard / 5V Option
• I2C Standard Interface / SPI Interface Option
• Better than 1.0% Accuracy Over Temperature Typical
Applications
• Medical Breathing
• Environmental Controls
• HVAC
• Industrial Controls
• Portable/Hand-Held Equipment
General Description
The DLVR Series Mini Digital Output Sensor is based on All Sensors’ CoBeam
2 TM
Technology. This reduces package stress
susceptibility, resulting in improved overall long term stability. The technology also vastly improves position sensitivity
compared to single die devices.
The supply voltage options ease integration of the sensors into a wide range of process control and measurement sys-
tems, allowing direct connection to serial communications channels. For battery-powered systems, the sensors can enter
very low-power modes between readings to minimize load on the power supply.
These calibrated and compensated sensors provide accurate, stable output over a wide temperature range. This series
is intended for use with non-corrosive, non-ionic working fluids such as air, dry gases and the like. A protective parylene
coating is optionally available for moisture/harsh media protection.
Standard Pressure Ranges
Device
DLVR-F50D
DLVR-L01D
DLVR-L02D
DLVR-L05D
DLVR-L10D
DLVR-L20D
DLVR-L30D
DLVR-L60D
DLVR-L01G
DLVR-L02G
DLVR-L05G
DLVR-L10G
DLVR-L20G
DLVR-L30G
DLVR-L60G
Operating Range
inH2O
± 0.5
±1
±2
±5
± 10
± 20
± 30
± 60
0 to 1
0 to 2
0 to 5
0 to 10
0 to 20
0 to 30
0 to 60
A
Proof Pressure
Pa
125
250
500
inH2O
100
100
100
200
200
200
200
200
100
100
200
200
200
200
200
kPa
25
25
25
50
50
50
50
50
25
25
50
50
50
50
50
Burst Pressure
inH2O
300
300
300
300
300
500
500
800
300
300
300
300
500
500
800
kPa
75
75
75
75
75
125
125
200
75
75
75
75
125
125
200
Nominal Span
Counts
±6,553
±6,553
±6,553
±6,553
±6,553
±6,553
±6,553
±6,553
13,107
13,107
13,107
13,107
13,107
13,107
13,107
1,250
2,500
5,000
7,500
15,000
250
500
1,250
2,500
5,000
7,500
15,000
Note A: Operating range in Pa is expressed as an approximate value.
Pressure Sensor Maximum Ratings
Supply Voltage (Vs)
Common Mode Pressure
Lead Temperature (soldering 2-4 sec.)
6 Vdc
10 psig
270 °C
Environmental Specifications
Temperature Ranges
Compensated:
Operating
Storage
Humidity Limits (non condensing)
Commercial
Industrial
0°C
to 70°C
-20°C to 85°C
-25°C to 85 °C
-40°C to 125 °C
0 to 95% RH
All Sensors
DS-0300 Rev E
Page 1
a
16035 Vineyard Blvd. Morgan Hill, CA 95037
p
408 225 4314
f
408 225 2079
e
www.allsensors.com
all sensors
Performance Characteristics for DLVR Series - Commercial and Industrial Temperature Range
A
ll pArAmeters Are meAsured At
3.3V ±5%
or
5.0V ±5% (
depending on selected VoltAge option
)
excitAtion And
25°c
unless otherwise specified
. p
ressure
meAsurements Are with positiVe pressure Applied to
port B.
Parameter
Output Span
LxxD, FxxD
LxxG
Min
-
-
Typ
±6,553
13,107
8,192
1,638
±0.60
±0.50
±0.30
±0.5
±0.2
±0.5
±0.2
±0.25
±0.15
±0.10
±0.05
±0.25
±0.15
±0.30
±0.25
±0.10
0.40
1.10
-
0.40
1.30
6.5
14
13
11
2
3.5
3.6
0.72
0.5
5.0
5.2
1.1
0.5
Max
-
-
Units
Dec count
Dec count
Notes
1
Offset Output @ Zero Diff. Pressure
LxxD, FxxD
LxxG
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
6.0 + 1 update period
-
-
-
-
12
-
-
-
-
-
-
-
-
-
-
-
-
±1.5
±1.0
±0.75
-
-
-
-
-
-
-
-
-
-
-
-
-
0.50
1.40
-
1.0
3.1
9.5
-
-
-
-
4.3
4.5
0.90
5.0
6.0
6.2
1.3
5.0
Dec count
Dec count
Total Error Band
F50D
L01x, L02x
L05x, L10x, L20x, L30x, L60x
%Span
%Span
%Span
2
Span Temperature Shift
F50D, L01x, L02x
L05x, L10x, L20x, L30x, L60x
%FSS
%FSS
3
Offset Temperature Shift
F50D, L01x, L02x
L05x, L10x, L20x, L30x, L60x
%FSS
%FSS
3
Offset Warm-up Shift
F50D, L01x, L02x
L05x, L10x, L20x, L30x, L60x
%FSS
%FSS
4
Offset Position Sensitivity (±1g)
F50D, L01x, L02x
L05x, L10x, L20x, L30x, L60x
%FSS
%FSS
-
Offset Long Term Drift (One Year)
F50D, L01x, L02x
L05x, L10x, L20x, L30x, L60x
%FSS
%FSS
-
Linearity, Hysteresis Error
F50D
LxxD
LxxG
%FSS
%FSS
%FSS
6
Response Delay
Sleep - Wake Pressure
Sleep - Wake All
Power-On to First Reading Attempt
ms
ms
ms
5, 9
Update Rate
Fast
Noise Reduced
Low Power
ms
ms
ms
5
Digital Resolution
Output Resolution
No Missing Codes
bit
bit
-
Temperature Output
Resolution
Overall Accuracy
bit
°C
7
Current Requirement (3.3V Option)
Fast
Noise Reduced
Low Power
Sleep (Idle)
mA
mA
mA
uA
5
Current Requirement (5.0 Option)
Fast
Noise Reduced
Low Power
Sleep (Idle)
mA
mA
mA
uA
5
See following page for performance characteristics table notes
DLVR Series Low Voltage Digital Pressure Sensors
Page 2
I2C / SPI Electrical Parameters for DLVR Series
Parameter
Input High Level
Input Low Level
Output Low Level
I2C Pull-up Resistor
Symbol
-
-
-
-
C
SDA
C
I2C_IN
Min
80.0
0
-
1000
-
-
Typ
-
-
-
-
-
-
Max
100
20.0
10.0
-
200
10.0
Units
% of Vs
% of Vs
% of Vs
pF
pF
Notes
5
5
5
5,8
5
5
I2C Input Capacitance (each pin)
Specification Notes
note
DLVR Transfer
Functions
1: the spAn is the AlgeBrAic difference Between full scAle decimAl counts And the offset decimAl counts. the full scAle pressure is the
NOTE 1: Pressure Output Transfer Function:
mAximum positiVe cAliBrAted pressure.
2
Where,
Is the
sensor
14 bit digital
output.
Is the specified digital
offset
(gage = 1,638 and
differential
= 8,192)
Is the
sensor
Full Scale Span in inH2O (gage = Full Scale Pressure, differential = 2
x Full Scale Pressure)
note
2: totAl error BAnd consists of offset And spAn temperAture And cAliBrAtion errors, lineAritY And pressure hYsteresis errors, offset wArm-up shift,
note
note
note
note
note
3: shift is relAtiVe to 25c.
5: pArAmeter is chArActeriZed And not 100% tested.
7: temperAture output conVersion function:
4: shift is within the first hour of excitAtion Applied to the deVice.
6: meAsured At one-hAlf full scAle rAted pressure using Best strAight line curVe fit.
note
8: A pull-up resistor is reQuired for correct i2c usAge. the minimum VAlue indicAted is for 5.0V or 3.3V operAtion.
following sensor power-up, the ApplicAtion must wAit At leAst the indicAted time Before Attempting to communicAte with the sensor.
note
9:
Vs
SCL
I2C
SDA
INT
Gnd
Vs
SPI
Option
SCLK
MISO
SS
Gnd
All Sensors
DS-0300 Rev E
Page 3
a
16035 Vineyard Blvd. Morgan Hill, CA 95037
Equivalent Circuit
p
408 225 4314
200
(℃) =
×
½
11
½ −
50
2
1
f
408 225 2079
offset position sensitiVitY And long term offset drift errors.
2
NOTE 2: Temperature Output Transfer Function:
200
e
www.allsensors.com
all sensors
I2C Load Capacitance on SDA, @ 400 kHz
Device Options
The following is a list of factory programmable options. Consult the factory to learn more about the options.
Interface
I2C and SPI interfaces are available. NOTE: SPI interface is only available with eight (8) lead packages.
Supply Voltage
Devices are characterized at either 3.3V or 5.0V depending on the options selected. It is suggested to select
the option that most closely matches the application supply voltage for best possible performance.
Speed/Power
There are four options of Speed/Power. These are Fast(F), Noise Reduced(N), Low Power(L) and Sleep mode(S).
Fast Mode(F) Is the fastest operating mode where the device operates with continuous sampling at the
fastest internal speed.
Noise Reduced(N): Also operates with continuous samples however the ADC is set for over sampling
for noise reduction. The conversion times are resultantly longer than the Fast(F) mode however, there is
approximately 1/2 bit reduction in noise.
Low Power(L): Is similar to the Fast(F) mode with exception that the device uses an internal timer to
delay between pressure conversions. The internal timer time-out triggers the next conversion cycle. The
update rate is commensurately lower for this mode as a result.
Sleep(S): Is similar to the Low Power(L) mode however the trigger to initiate a sample comes from the
user instead of an internal timer. This is ideal for very low update rate applications that requirelow
power usage. It is also ideal for synchronizing the data conversions with the host microprocessor.
Coating
Parylene Coating: Parylene coating provides a moisture barrier and protection form some harsh media. Con-
sult factory for applicability of Parylene for the target application and sensor type. This option is not available
for pressure ranges below 10 inH2O.
DLVR Series Low Voltage Digital Pressure Sensors
Page 4
Operation Overview
The DLVR is a digital sensor with a signal path that includes a sensing element, a 14 bit analog to digital con-
verter, a DSP and an IO block that supports either an I2C or SPI interface (see Figure 1 below). The sensor also
includes an internal temperature reference and associated control logic to support the configured operating mode.
The sensing element is powered down while not being sampled to conserve power. Since there is a single ADC,
there is also a multiplexer at the front end of the ADC that selects the signal source for the ADC.
Figure 1 - DLVR Essential Model
Vs
Zero
2
1
0
T
o
Sensor
A
D
Sample
rawP/
rawT
Over
Sample
Enable
Pressure
DSP
Temperature
I/O
I2C/SPI
P/T/Z
Select
Control
Logic
Wake
Gnd
The DSP receives the converted pressure and temperature information and applies a multi-order transfer function
to compensate the pressure output. This transfer function includes compensation for span, offset, temperature ef-
fects on span, temperature effects on offset and second order temperature effects on both span and offset. There is
also linearity compensation for gage devices and front to back linearity compensation for differential devices.
There are two effective operating modes of the sensor 1) Free Running and 2) Triggered. The control logic performs
the synchronization of the internal functions according the factory programmed Power/Speed option (see Table
1). The Control Logic also determines the Delay between ADC samples, the regularity of the Special cycles and
whether or not the ADC performs the Over Sampling. Refer to Figure 2 for the communication model associated
with the operating modes listed below.
Free Running Mode: In the free running mode, conversion cycles are initiated internally at regular intervals.
There are three options available that operate in the Free Running mode (F, N and L). Two of these (F and N)
run continuously while the third option (L) has an approximate 6 ms delay between conversion cycles. All
three options have Special cycles inserted at regular intervals to accomplish the ADC zeroing and temperature
measurements. Two of the options utilize oversampling. Refer to Table 1 for specific option controls.
Triggered Mode: In the Triggered Mode, a conversion cycle is initiated by the user (or host uP). There are two
available methods to wake the sensor from sleep mode. The first method (Wake All) is to wake the sensor and
perform all three measurement cycles (Z, T and P). This provides completely fresh data from the sensor. The
second method (Wake P) is to wake the sensor from sleep and only perform the pressure measurement (P).
When using this second method, it is up to the user to interleave Wake All commands at regular intervals to
ensure there is sufficiently up to date temperature information. Also, the Wake Pressure method is only avail-
able from the I2C interface (not available using a SPI interface).
All Sensors
DS-0300 Rev E
Page 5
a
16035 Vineyard Blvd. Morgan Hill, CA 95037
p
408 225 4314
f
408 225 2079
The ADC performs conversions on the raw sensor signal (P), the temperature reference (T) and a zero reference (Z)
during an ADC zero cycle. It also has an oversampling mode for a noise reduced output. A conversion cycle that is
measuring pressure is called a Normal cycle. A cycle where either a temperature measurement or zeroing is being
performed is called a Special cycle.
e
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all sensors
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