MPXY8040A datasheet(7/17 Pages) FREESCALE

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Sensors

Freescale Semiconductor

MPXY8000

Figure 7. Temperature Error vs Temperature at VDD = 3.0 V

Table 5. Electrical Characteristics

+2.1 V

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

Characteristic

Symbol

Min

Typ

Max

Units

Output High Voltage

DATA, OUT, RST (ILoad = 100 µA)

VOH

VDD –0.8

—

Output Low Voltage

DATA, OUT, RST (ILoad = -100 µA)

VOL

——

0.4

Input High Voltage

S0, S1, DATA, CLK

VIH

0.7 x VDD

——

Input Low Voltage

S0, S1, DATA, CLK

VIL

VSS

—

0.3 x VDD

Input Hysteresis (VIH — VIL)

S0, S1, DATA, CLK

VHYS

100

200

—

Input Low Current (at VIL)

S0, S1, DATA, CLK

IIL

–5

–25

–100

µA

Input High Current (at VIH)

S0, S1, DATA, CLK

IIH

–5

–35

–140

µA (2)

Temperature Measurement (+2.5 V

≤ VDD ≤ 3.0 V)

D/A Conversion Code at

–40°C

D/A Conversion Code at

–20°C

D/A Conversion Code at 25

°C

D/A Conversion Code at 70

°C

D/A Conversion Code at 100

°C

D/A Conversion Code at 120

°C

D/A Conversion Code at 125

°C

T–40

T–20

T25

T70

T100

T120

T125

155

204

241

249

102

163

214

252

255

107

171

224

255

counts

Temperature Measurement (+2.1 V

≤ VDD ≤ 3.6 V)

D/A Conversion Code at

–40°C

D/A Conversion Code at

–20°C

D/A Conversion Code at 25

°C

D/A Conversion Code at 70

°C

D/A Conversion Code at 100

°C

D/A Conversion Code at 120

°C

D/A Conversion Code at 125

°C

T–40

T–20

T25

T70

T100

T120

T125

154

203

240

249

102

163

214

252

255

107

172

225

255

counts

Temperature Sensitivity at 25

°C

—

0.80

°C/bit

Approximate Temperature Output Response

OUT = 74.75 + 0.075 x Ta + 0.0041 x Ta^2

counts

-40

-20

100

120

Temperature (

°C)

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