MPXY8020A6U データシートの表示（PDF） - Freescale Semiconductor

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MPXY8020A6U

Tire Pressure Monitoring Sensor Temperature Compensated and Calibrated, Fully Integrated, Digital Output

Freescale Semiconductor 

Table 6. Control Timing

+2.1 V ≤ VDD ≤ +3.6 V, TL ≤ TA ≤ TH, unless otherwise specified.

Characteristic

Symbol

HFO Measurement Clock Frequency

fHF

LFO Wake Up Clock Frequency

Ta = –40°C, +2.1V ≤ VDD ≤ +3.6

fLF

Ta = +25°C, +2.1V ≤ VDD ≤ +3.6

fLF

Ta = +125°C, +2.1V ≤ VDD ≤ +3.6

fLF

Wake Up Pulse

Pulse Timing

Pulse Width

Reset Pulse

Pulse Timing

Pulse Width

Minimum Setup Time (DATA edge to CLK rise)

tWAKE

tWPW

tRESET

tRPW

tSETUP

Minimum Hold Time (CLK rise to DATA change)

tHOLD

Measurement Response Time

Recommended time to hold device in measurement mode

Temperature

Pressure

Read Response Time (see Figure 8)

From 90% VDD on S0 to OUT less than VOL or greater than VOH

tTMEAS

tPMEAS

tREAD

Sample Capacitor Discharge Time

From initial full scale D/A count (255) to drop 2 counts (253)

tSH

Min

100

3300

3900

3800

Typ

135

5400

5400

5300

Max

150

8000

7700

7000

Units

kHz

Hz

Hz

Hz

—

16384

—

—

2

—

—

16,777,216

—

—

2

—

100

—

—

100

—

—

LFO clocks

LFO clocks

LFO clocks

LFO clocks

nSec

nSec

—

200

—

µSec

—

500

—

µSec

—

50

100

µSec

20

—

—

mSec

Test Point

50 pF

VDD

6.32 kΩ

10.91 kΩ

Figure 8. Control Timing Test Load for OUT and RST Pins

MPXY8000

8

Sensor Devices

Freescale Semiconductor

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