Common Attributes
Voltage Measurement Range 1.8 V to 3.6 V
Voltage Resolution (8-bit) 10 mV / LSB
Voltage Accuracy (>2.1 V supply) ±100 mV
Temperature Measurement Range Run Mode -40 oC to +125 oC
Temperature Resolution (8-bit unsigned) 1 oC / LSB
Temperature Offset Accuracy (-20 oC ≤ TA ≤ 70 oC) ±3 oC
Product Differentiation
Features Benefits
Tightest offset pressure accuracy Enables predictive system implementation
Smallest package size Enables smallest module design for lighter weight
and space-constrained applications
Dual-axis XZ inertial sensor Enables easier tire localization capability
8 kB customer memory/capability of interfacing with external
memory
Flexibility of software development and time to
market
Lowest RF power consumption Longest battery life
High production capacity (QFN 7 x 7) Secured supply and short lead time
For more information, visit freescale.com/TPMS and
freescale.com/pressure
Freescale and the Freescale logo are trademarks of Freescale Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. SMARTMOS is a
trademark of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners.
© 2015 Freescale Semiconductor, Inc
Document Number: 1500FXTH87FS REV 0
Product Specifications
Freescale: A Leader in Sensing Solutions
Expanding on more than 35 years of sensor innovation, Freescale sensing solutions are
designed with the right combination of high-performance sensing capability, processing capacity
and customizable software to help deliver smart, differentiated sensing applications. With these
sensing solutions, our vision is to offer a diverse and differentiated product portfolio to meet
the expanding needs of the automotive, consumer and industrial segments. Freescale sensing
solutions offer ideal blends of functionality and intelligence designed to help our customers
differentiate and win in highly competitive market.
Product Longevity Program
These products are/or may be supported
by Freescale’s Product Longevity Program.
For Terms and Conditions and to obtain a
list of available products please see:
Freescale.com/productlongevity
Standard
Part Number
P-cell
Range (kPa)
Pressure Offset
Accuracy (0° C to 70° C)
Axis of
Acceleration
Z Range
Sensitivity
Z-Offset Accuracy
(-40° C to +125° C X Range
X-Offset Accuracy
(-40° C to +125° C)
Standard Tolerances
FXTH871502DT1 100-1500 ±20 kPa Z -270 g/+350 g range,
40 g sensitivity ±6 g
FXTH871511DT1 100-1500 ±20 kPa XZ -210 g/+240 g range,
60 g sensitivity ±5 g -70 g/+80 g range,
10 g sensitivity ±4 g
Precision Tolerances
FXTH8715026T1 100-1500 ±20 kPa Z -270 g/+350 g range,
40 g sensitivity ±3 g
FXTH8715116T1 100-1500 ±20 kPa XZ -210 g/+240 g range,
60 g sensitivity ±3 g -70 g/+80 g range,
10 g sensitivity ±3 g
High Precision Tolerances
FXTH8715027T1 100-1500 ±17 kPa Z -270 g/+350 g range,
40 g sensitivity ±3 g
FXTH8715117T1 100-1500 ±17 kPa XZ -210 g/+240 g range,
60 g sensitivity ±3 g -70 g/+80 g range,
10 g sensitivity ±3 g
Features
• QFN 7 x 7 x 2.2 mm package enables
visible solder joint for inspection
• 100–1500 kPa pressure range
• Z-axis or dual XZ-axis accelerometers
• Accelerometer standard or precision
tolerances available
• High precision tolerance available for
pressure
• Low-power wake-up timer and periodic
reset driven by LFO
• Dedicated state machines for reduced
power consumption
• 8-bit MCU/S08 core with SIM, interrupt
and debug/monitor
• 512 Bytes RAM / 16 k Flash (8 k for
Freescale library, 8 k for applications)
• Internal 315/434 MHz RF transmitter
• Internal 125 kHz LF receiver
• Six multipurpose GPIO pins (including
two A/D inputs)
Documentation
Document Number Title Description
FXTH871xD Tire Pressure Monitor Sensor Standard Tolerance Specification Data Sheet
FXTH871x6 Tire Pressure Monitor Sensor Precision Tolerance Specification Data Sheet
FXTH871x7 Tire Pressure Monitor Sensor for High Precision Data Sheet
AN4391 Using the FXTH87 Family of LF Receivers for TPMS Application Application Note
AN1902 Assembly Guidelines for QFN and DFN Packages Application Note