參數(shù)資料
型號: MPXY8040A
廠商: Motorola, Inc.
英文描述: Tire Pressure Monitoring Sensor Temperature Compensated
中文描述: 胎壓監(jiān)測傳感器溫度補(bǔ)償
文件頁數(shù): 8/16頁
文件大小: 142K
代理商: MPXY8040A
Sensor Devices
8
Freescale Semiconductor
MPXY8000
Figure 8. Control Timing Test Load for OUT and RST Pins
Table 6. Control Timing
+2.1 V
V
DD
+3.6 V, T
L
T
A
T
H
, unless otherwise specified.
Characteristic
Symbol
Min
Typ
Max
Units
HFO Measurement Clock Frequency
f
HF
100
135
150
kHz
LFO Wake Up Clock Frequency
Ta =
40
°
C, +2.1V
V
DD
+3.6
Ta = +25
°
C, +2.1V
V
DD
+3.6
Ta = +125
°
C, +2.1V
V
DD
+3.6
f
LF
f
LF
f
LF
3300
3900
3800
5400
5400
5300
8000
7700
7000
Hz
Hz
Hz
Wake Up Pulse
Pulse Timing
Pulse Width
t
WAKE
t
WPW
16384
2
LFO clocks
LFO clocks
Reset Pulse
Pulse Timing
Pulse Width
t
RESET
t
RPW
16,777,216
2
LFO clocks
LFO clocks
Minimum Setup Time (DATA edge to CLK rise)
t
SETUP
100
nSec
Minimum Hold Time (CLK rise to DATA change)
t
HOLD
100
nSec
Measurement Response Time
Recommended time to hold device in measurement mode
Temperature
Pressure
t
TMEAS
t
PMEAS
200
500
μ
Sec
μ
Sec
Read Response Time (see Figure 8)
From 90% V
DD
on S0 to OUT less than V
OL
or greater than V
OH
t
READ
50
100
μ
Sec
Sample Capacitor Discharge Time
From initial full scale D/A count (255) to drop 2 counts (253)
t
SH
20
mSec
Test Point
50 pF
6.32 k
10.91 k
V
DD
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