PST894A520UM [MITSUMI]

System Reset IC with delay;


型号：	PST894A520UM
厂家：	MITSUMI ELECTRONICS, CORP.
描述：	System Reset IC with delay
文件：	总14页 (文件大小：198K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

MITSUMI

System Reset IC with delay PST89XA Series

System Reset IC with delay

Monolithic IC PST89XA Series

Outline

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This IC can change delay time by an external capacitor.

Features

1. Maximum supply voltage

2. Detecting voltage accuracy

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4. Operating supply voltage

5. Operating temperature

6. Reset voltage rank

±1.0%

ꢃꢁꢀꢄɤ(ꢂ[`Wꢁ

0.95 to 6.5V

40 to +105°C

1.2 to 5.2V (0.1Vstep)

ꢆꢃꢃWWTꢇ*ꢂ[`Wꢁ

10M type.

ꢅꢁꢂ 9LZL[ꢂ[LTWLYH[\YLꢂJVLɉJPLU[ꢂ

8. Delay Resistance

9. Output type

Open drain, CMOS

Packages

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:6;ꢈꢊꢄ(

737ꢈꢋ(

Applications

1. The reset of CPU and MPU and logic circuit

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ꢀꢁꢂ )HJRꢈ\WꢂJPYJ\P[

4. Level detector

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

Block Diagram

(Delay Resistance 10M type, CMOS Output)

PST893Axxx Series

VDD

OUT

Vref

GND

: Protection Circuit

(Delay Resistance 10M type, Open Drain Output)

PST894Axxx Series

VDD

OUT

Vref

GND

: Protection Circuit

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

Pin Assignment

OUT

VDD

GND

VDD

OUT

SC-82ABB

(TOP VIEW)

SOT 25A

(TOP VIEW)

GND

OUT

Heat

Spreader

Bottom

Note1

VDD

PLP-4A

(TOP VIEW)

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Pin Description

SC-82ABB

SOT-25A

Pin No. Pin name

Functions

Pin No. Pin name

Functions

GND

VDD

GND Pin

OUT

VDD

GND

Reset Signal Output Pin

VDD Pin / Voltage Detect Pin

GND Pin

VDD Pin / Voltage Detect Pin

Capacitor Connect Pin with Delay

Reset Signal Output Pin

OUT

No Connection

Capacitor Connect Pin with Delay

PLP-4A

Pin No. Pin name

Functions

GND

OUT

GND Pin

Reset Signal Output Pin

Capacitor Connect Pin with Delay

VDD Pin / Voltage Detect Pin

VDD

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

(Except where noted otherwise Ta=25°C)

Absolute Maximum Ratings

Item

Symbol

Ratings

0.3~+7.0

GND

Units

Supply Voltage

VDD max.

0.3 ~

PST893 Series

VDD max. +0.3

(CMOS Type)

Output Voltage

OUT

GND-0.3 ~ +7.0

(N-ch Open Drain Type)

PST894 Series

Input Current (VDD)

Output current (RESET, RESET)

CD Pin Input Voltage

I^DD

IOUT

V^CD

GND

0.3 ~ +VDD+0.3

150 (SC-82AB, SOT-25A)

400 (PLP-4A) (Note2)

°C

Power dissipation

Operating temperature

Storage temperature

Topr

Tstg

40~+105

65~+150

°C

Note2 : With PC board of glass epoxy.

Recommended Operating Conditions

Item

Symbol

Topr

Ratings

Units

Operating Temperature

Supply Voltage

40~+105

°C

V^DD

0.95~6.5

Model Name

Output Type CD pin charge Type Detecting Voltage Rank

Package

3DFNLQJꢀ6SHFLðFDWLRQV

CMOS

Output

R HOUSING

Halogen-contained Product

delay

Resistance

120 VTH=1.20V

SC-82ABB

Open

drain

Output

L HOUSING

Halogen-contained Product

SOT-25A

PLP-4A

R HOUSING

Halogen-free Product

520 V^TH=5.20V

L HOUSING

Halogen-free Product

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

(Except where noted otherwise Ta=25°C)

Electrical Characteristics

Item

Symbol Measurement conditions

Rank

Min.

Typ.

1.2000

Max.

1.2120

1.2300

1.3130

1.3325

1.4140

1.4350

1.5150

1.5375

1.6160

1.6400

1.7170

1.7425

1.8180

1.8450

1.9190

1.9475

2.0200

2.0500

2.1210

2.1525

2.2220

2.2550

2.3230

2.3575

2.4240

2.4600

2.5250

2.5625

2.6260

2.6650

2.7270

2.7675

2.8280

2.8700

2.9290

2.9725

3.0300

3.0750

3.1310

3.1775

3.2320

3.2800

3.3330

3.3825

3.4340

3.4850

Units Circuit

1.1880

1.1700

1.2870

1.2675

1.3860

1.3650

1.4850

1.4625

1.5840

1.5600

1.6830

1.6575

1.7820

1.7550

1.8810

1.8525

1.9800

1.9500

2.0790

2.0475

2.1780

2.1450

2.2770

2.2425

2.3760

2.3400

2.4750

2.4375

2.5740

2.5350

2.6730

2.6325

2.7720

2.7300

2.8710

2.8275

2.9700

2.9250

3.0690

3.0225

3.1680

3.1200

3.2670

3.2175

3.3660

3.3150

120

1.3000

1.4000

1.5000

1.6000

1.7000

1.8000

1.9000

2.0000

2.1000

2.2000

2.3000

2.4000

2.5000

2.6000

2.7000

2.8000

2.9000

3.0000

3.1000

3.2000

3.3000

3.4000

130

140

150

160

170

180

190

200

210

220

230

240

250

260

270

280

290

300

310

320

330

340

Ta=+25°C

Reset threshold

V^TH

Ta=−40~+85°C

Note3 : This device is tested at Ta=25°C, over temperature limits guaranteed by desigh only.

Note4 : The parameter is guaranteed by design.

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

Item

Symbol Measurement conditions

Rank

Min.

Typ.

3.5000

Max.

3.5350

3.5875

3.6360

3.6900

3.7370

3.7925

3.8380

3.8950

3.9390

3.9975

4.0400

4.1000

4.1410

4.2025

4.2420

4.3050

4.3430

4.4075

4.4440

4.5100

4.5450

4.6125

4.6460

4.7150

4.7470

4.8175

4.8480

4.9200

4.9490

5.0225

5.0500

5.1250

5.1510

5.2275

5.2520

5.3300

Units Circuit

3.4650

3.4125

3.5640

3.5100

3.6630

3.6075

3.7620

3.7050

3.8610

3.8025

3.9600

3.9000

4.0590

3.9975

4.1580

4.0950

4.2570

4.1925

4.3560

4.2900

4.4550

4.3875

4.5540

4.4850

4.6530

4.5825

4.7520

4.6800

4.8510

4.7775

4.9500

4.8750

5.0490

4.9725

5.1480

5.0700

350

3.6000

3.7000

3.8000

3.9000

4.0000

4.1000

4.2000

4.3000

4.4000

4.5000

4.6000

4.7000

4.8000

4.9000

5.0000

5.1000

5.2000

360

370

380

390

400

410

420

430

440

450

460

470

480

490

500

510

520

Ta=+25°C

V^TH

Reset threshold

Ta=−40~+85°C

Note3 : This device is tested at Ta=25°C, over temperature limits guaranteed by desigh only.

Note4 : The parameter is guaranteed by design.

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

Item

Symbol Measurement conditions

Rank

120

130

140

150

160

170

180

190

200

210

220

230

240

250

260

270

280

290

300

310

320

330

340

350

360

370

380

390

400

410

420

430

440

450

460

470

480

490

500

510

520

Min.

0.036

0.039

0.042

0.045

0.048

0.051

0.054

0.057

0.060

0.063

0.066

0.069

0.072

0.075

0.078

0.081

0.084

0.087

0.090

0.093

0.096

0.099

0.102

0.105

0.108

0.111

0.114

0.117

0.120

0.123

0.126

0.129

0.132

0.135

0.138

0.141

0.144

0.147

0.150

0.153

0.156

Typ.

0.060

0.065

0.070

0.075

0.080

0.085

0.090

0.095

0.100

0.105

0.110

0.115

0.120

0.125

0.130

0.135

0.140

0.145

0.150

0.155

0.160

0.165

0.170

0.175

0.180

0.185

0.190

0.195

0.200

0.205

0.210

0.215

0.220

0.225

0.230

0.235

0.240

0.245

0.250

0.255

0.260

Max.

0.096

0.104

0.112

0.120

0.128

0.136

0.144

0.152

0.160

0.168

0.176

0.184

0.192

0.200

0.208

0.216

0.224

0.232

0.240

0.248

0.256

0.264

0.272

0.280

0.288

0.296

0.304

0.312

0.320

0.328

0.336

0.344

0.352

0.360

0.368

0.376

0.384

0.392

0.400

0.408

0.416

Units Circuit

Reset threshold

hysteresis

VTH VDD=0V VTH+1V 0V

Note3 : This device is tested at Ta=25°C, over temperature limits guaranteed by desigh only.

Note4 : The parameter is guaranteed by design.

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

Item

Symbol Measurement conditions

I^DD

Rank

Min.

Typ.

Max.

Units Circuit

120

~ 520

Supply Current

VDD=VTH+1V

0.35

1.0

μA

120

~ 520

5HVHWꢀWKUHVKROGꢀWHPSꢁꢀFRHτFLHQW

VTH/

°C Ta=

-40~+85°C

100

ppm/°C

VDD=VTH+0.3V

0.3V

120

~ 130

VTH

L transfer delay time

(Note4)

tPHL

100

μs

V^DD=VTH+0.4V

0.4V

140

~ 520

VTH

VDD=VTH

VTH+0.3V

0.3V

120

~ 130

H transfer delay time

(Note4)

tPLH

V^DD=VTH

0.4V

140

~ 520

VTH+0.4V

120

IOL1

I^OL2

I^OL3

I^OL4

VDD=0.95V, VDS=0.05V

0.01

0.23

1.60

3.20

0.10

2.00

8.00

12.0

~ 520

VDD=1.2V, VDS=0.5V

V^TH1.3V

130

~ 520

"L" Output Current

VDD=2.4V, VDS=0.5V

V^TH2.5V

250

~ 520

VDD=3.6V, VDS=0.5V

V^TH3.7V

370

~ 520

VDD=4.8V, VDS=0.5V

V^TH4.7V

120

IOH1

I^OH2

Ileak

0.36

0.46

0.62

0.75

~ 470

PST893 series only

"H" Output Current

VDD=6.1V, VDS=0.5V

PST893 series only

120

~ 520

V^DD=6.5V, OUT=6.5V

PST894 series only

120

~ 520

Output Leakage

Current

0.1

μA

120

~ 520

CD Pin Resistance

PST89XA series

VDD=VTH×1.1V

CD Pin Threshold

Voltage

120

~ 520

V^TCD

VDD×0.3 VDD×0.5 VDD×0.7

CD Pin Output

Current1

V^DD=0.95V

V^DS=0.1V

120

~ 520

I^CD1

2.0

30.0

200

800

μA

V^DD=1.0V

V^DS=0.5V

120

~ 150

CD Pin Output

Current2

I^CD2

μA

V^DD=1.5V

V^DS=0.5V

160

~ 520

200

Note3 : This device is tested at Ta=25°C, over temperature limits guaranteed by desigh only.

Note4 : The parameter is guaranteed by design.

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

Test Circuit

(1)

(2)

Iss

470k

VDD

V^IN

PST

89XX

V^IN

PST

89XX

OUT

GND

(3)

(4)

470k

VDD

IOUT

V^IN

PST

89XX

V^IN

PST

89XX

OUT

V^DS

GND

(5)

VDD

I^CD

V^IN

PST

89XX

V^IN

PST

89XX

OUT

V^DS

GND

(6)

Input Voltage

VTH

470k

VDD

GND

V^IN

PST

89XX

100%

OUT

Output Voltage

50%

GND

t^PHL

tPLH

TH=1.2V, 1.3V Input Voltage VTH–0.3V ~ VTH+0.3V

TH=1.4V~5.2V Input Voltage VTH–0.4V ~ VTH+0.4V

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

Timing Chart

Supply Voltage

Release voltage

(V^TH+ VTH)

Capacitor Voltage

Output Voltage

Pin Thereshold voltage

(V^TCD)

GND

(t^D)

Delay Time

(tD)

Delay Time

C^DPin Resistance

Capacitor

PST89XA Series (10M )

R^D:

C^D:

0.69×RD×CD(F) (s)

t^D

V^TH

V^TH+ VTH

VTH

VDD

tPLH

OUT

tPHL

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

Application Circuits

VDD

V^IN

PST

89XX

Logic

System

OUT

RESET

GND

PST894 Series only

࠮

ꢂ

We shall not be liable for any trouble or damage caused by using this circuit.

࠮

ꢂ

0Uꢂ[OLꢂL]LU[ꢂHꢂWYVISLTꢂ^OPJOꢂTH`ꢂHɈLJ[ꢂPUK\Z[YPHSꢂWYVWLY[`ꢂVYꢂHU`ꢂV[OLYꢂYPNO[ZꢂVMꢂ\ZꢂVYꢂHꢂ[OPYKꢂWHY[`ꢂ

is encountered during the use of information described in these circuit, Mitsumi Electric Co., Ltd.

shall not be liable for any such problem, nor grant a license therefore.

VIN

VDD

PST

89XX

OUT

GND

࠮

ꢂ

࠮

ꢂ

Please note that there is any possibility of circuit oscillation when resistance put in the line VIN.

In PST89xx, please make it less than 15k ohm.

/LH[ꢂ:WYLHKLYꢂ)V[[VTꢂꢌ;OLꢂLSLJ[YVKLꢂVMꢂ[OLꢂIV[[VTꢂJLU[YHSꢂWHY[ꢍꢂ^P[Oꢂ=++ꢂWPUꢁ

VDD

Heat Spreader Bottom

GND

OUT

PLP-4A

(TOP VIEW)

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

(Except where noted otherwise Ta=25°C)

Characteristics (2.8V)

Detecting Voltage

Supply Current

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0.0

1.0

0.8

0.6

0.4

0.2

0.0

0.5

1.5

2.5

3.5

Input Voltage (V)

Detecting Voltage

Temperature

Hysteresis Voltage

Temperature

3.00

200

180

160

140

120

100

2.90

2.80

2.70

2.60

−40 −20

60 80 100

−40 −20

20 40

80 100

Temperature (°C)

"L"Output Current 1

Temperature

"L"Output Current 2 - Temperature

0.50

5.0

0.40

0.30

0.20

0.10

0.00

4.0

3.0

2.0

1.0

0.0

−40 −20

80 100

−40 −20

80 100

Temperature (°C)

Note : These are typical characteristics.

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

"L"Output Current 3

- Temperature

CD Pin Resistance

Temperature

−40 −20

80 100

−40 −20

80 100

Temperature (°C)

CD Pin Threshold Voltage

Temperature

CD Pin Output Current

VDS=0.5V

3.0

2.5

2.0

1.5

1.0

0.5

0.0

−40 −20

80 100

Temperature (°C)

Input Voltage (V)

CD Pin Output Current 1

Temperature

CD Pin Output Current 2 - Temperature

500

5.0

400

300

200

100

4.0

3.0

2.0

1.0

0.0

−40 −20

80 100

−40 −20

80 100

Temperature (°C)

Note : These are typical characteristics.

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

MITSUMI

System Reset IC with delay PST89XA Series

N-ch Output Current

3.0

VDD=2.4V

2.5

2.0

VDD=2.4V

VDD=1.2V

1.5

1.0

0.5

0.0

VDD=1.2V

VDD=0.95V

0.0

0.5

1.0

1.5

2.0

0.0

0.2

0.4

0.6

0.8

1.0

VDS (V)

Note : These are typical characteristics.

•

Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.

The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.

PST894A520UM [MITSUMI]

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