MPXY8320C [NXP]
MPXY8320C;
| 型号： | MPXY8320C |
| 厂家： | 
NXP |
| 描述： | MPXY8320C |
| 文件： | 总2页 (文件大小：1717K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
MPXY8300
Rev 1, 08/2007
Freescale Semiconductor
Product Specification
Tire Pressure Monitor Sensor
Product Specification
MPXY8300
Series
The MPXY8300 Series is a 20-pin sensor for use in applications that monitor tire
pressure and temperature. It contains the pressure, temperature and 2-axis
accelerometer sensors, a microcontroller, and an RF output all within a single
package.
TIRE PRESSURE AND
TEMPERATURE SENSOR
The MPXY8300 Series is comprised of the following functions all within the
same package.
Features
•
•
•
•
•
•
Pressure sensor with signal interface to ADC10
Temperature sensor with signal interface to ADC10
Z- and X-axis accelerometers with signal interface to ADC10
Voltage reference measured by ADC10
4-channel, 10-bit analog-to-digital converter
8-bit MCU
–
–
–
S08 Core with SIM, interrupt and debug/monitor
384 RAM (in addition to 128 bytes used by factory firmware)
8K FLASH (in addition to8K providing factory firmware and m
data)
20-LEAD
SOIC
CASE 1793-02
–
32-byte, low power, parameter registers
•
Internal 315/434 MHz RF transmitter
–
–
–
–
–
–
–
–
External crystal oscillator
PLL-based output with fractional-n divider
ASK and FSK modulation capability
Programmable data rate generator
Manchester or bi-phase data encodi
128-bit RF data buffer with RTS/CTS hadshake
Direct access to RF transmer from MCU or unique formats
Supply voltage charge pump tompesate for cold batteries
with selectable chargtimes (30, 0120 and 240 msec)
Top View
PTA5
N/C
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
N/C
PTA6
XI
g-Cell
BKGD
VSS
XO
RVSS
RF
VDD
•
•
•
Differential input LF dettor/coder
4 GPIO pins with optional -ups/ull-downs and wake-up interrupt
PTA0
PTA1
Real Time Interren by O with interrupt intervals of
8, 16, 32, 64, 512 or 1024 msec
VRF
VCAP
AVSS
AVDD
PTA2
•
•
•
•
Low power wakeimer and periodic reset driven by LFO
Watchd-out wh selectable times and clock sources
2-chaneral purpose timer/PWM module (TPM1)
Internal olators
PTA3
12
11
RESET
Pressure Port Up
Figure 1. Pin Connections
–
–
–
–
MCU buclock of 0.5, 1, 2 and 4 MHz (1, 2, 4 and 8 MHz HFO)
Charge pump clock of 10 MHz
Low frequency, low power time clock (LFO) with 1 msec period
Medium frequency, LFR decoder and sensor clock (MFO) of 8
µsec period
•
•
Low voltage detection
Normal temperature restart in hardware (over temperature detected
by software)
This document contains information on a new product. Specifications and information herein
are subject to change without notice.
© Freescale Semiconductor, Inc., 2007. All rights reserved.
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© Freescale Semiconductor, Inc. 2007. All rights reserved.
MPXY8300 Series
Rev. 1
08/2007
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