PST3742 [MITSUMI]
IC for CMOS System Reset Monolithic IC; IC的CMOS系统复位单片IC型号: | PST3742 |
厂家: | MITSUMI ELECTRONICS, CORP. |
描述: | IC for CMOS System Reset Monolithic IC |
文件: | 总10页 (文件大小:66K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
IC for CMOS System Reset PST37XXU
MITSUMI
IC for CMOS System Reset
Monolithic IC PST37XXU Series
July 13, 2001
Outline
This CMOS output type system reset IC, developed using the CMOS. Super low consumption current of
1.0µA typ. (PST3709 ~ PST3719) has been achieved through use of the CMOS process. Also, detection
voltage is high precision detection of ±±2.
Features
1. Super low consumption current
±. High precision detection voltage
3. Operating range
1.0µA typ. (when VDD = (
-VDET) + ±.0V) PST3709 ~ PST3719
±±2
0.7 ~ 10V
4. Wide operating temperature range
5. Detection voltage
-
30 ~ +85°C
0.9 ~ 6.0V (0.1V step)
Package
SC-8±ABA, SC-8±ABB
Applications
1. Microcomputer, CPU, MPU reset circuits
±. Logic circuit reset circuits
3. Battery voltage check circuits
4. Back-up circuit switching circuits
5. Level detection circuits
Pin Assignment
4
1
3
2
1
2
3
4
OUT
VDD
NC
GND
SC-8±ABA
SC-8±ABB
(TOP VIEW)
IC for CMOS System Reset PST37XXU
MITSUMI
Block Diagram
±
VDD
-
+
1 OUT
VREF
GND 4
Pin Explanations
Pin No.
Pin Name
OUT
Functions
Reset Signal Output Pin
DD Pin / Voltage Detect Pin
1
2
3
4
VDD
NC
GND
V
GND Pin
(Ta=25˚C)
Absolute Maximum Ratings
Item
Symbol
Rating
Unit
°C
°C
V
Operating Temperature
Storage Temperature
Supply Voltage
TOPR
TSTG
VDD
VOUT
IOUT
PD
-
-
30 ~ +85
40 ~ +125
12
Output Voltage
VSS
-
0.3 ~ VDD +0.3
V
Output Current
70
mA
mW
Power Dissipation
150
Recomended Operating Conditions
Item
Symbol
Rating
Unit
°C
V
Operating Temperature
Supply Voltage
TOPR
VDD
-
30 ~ +85
+0.70 ~ +10
IC for CMOS System Reset PST37XXU
MITSUMI
(Ta=25˚C)
Electrical Characteristics
Item
Hysteresis Voltage
Detecting Voltage
Supply Current 1
ISS1 (µA)
Test Circuit 1
Supply Current 2
ISS2 (µA)
Test Circuit 1
Product
-VDET (V)
VHYS (V)
Test Circuit 2
Name
Test Circuit 2
Min.
Typ. Max. Min.
Typ. Max. Condition Typ. Max. Condition Typ. Max.
PST3709
PST3710
PST3711
PST3712
PST3713
PST3714
PST3715
PST3716
PST3717
PST3718
PST3719
PST3720
PST3721
PST3722
PST3723
PST3724
PST3725
PST3726
PST3727
PST3728
PST3729
PST3730
PST3731
PST3732
PST3733
PST3734
PST3735
PST3736
PST3737
PST3738
PST3739
PST3740
PST3741
PST3742
PST3743
PST3744
PST3745
PST3746
PST3747
PST3748
PST3749
PST3750
PST3751
PST3752
PST3753
PST3754
PST3755
PST3756
PST3757
PST3758
PST3759
PST3760
0.882 0.900 0.918 0.027 0.045 0.063
0.980 1.000 1.020 0.030 0.050 0.070
1.078 1.100 1.122 0.033 0.055 0.077
1.176 1.200 1.224 0.036 0.060 0.084
1.274 1.300 1.326 0.039 0.065 0.091
1.372 1.400 1.428 0.042 0.070 0.098
1.470 1.500 1.530 0.045 0.075 0.105
1.568 1.600 1.632 0.048 0.080 0.112
1.666 1.700 1.734 0.051 0.085 0.119
1.764 1.800 1.836 0.054 0.090 0.126
1.862 1.900 1.938 0.057 0.095 0.133
1.960 2.000 2.040 0.060 0.100 0.140
2.058 2.100 2.142 0.063 0.105 0.147
2.156 2.200 2.244 0.066 0.110 0.154
2.254 2.300 2.346 0.069 0.115 0.161
2.352 2.400 2.448 0.072 0.120 0.168
2.450 2.500 2.550 0.075 0.125 0.175
2.548 2.600 2.652 0.078 0.130 0.182
2.646 2.700 2.754 0.081 0.135 0.189
2.744 2.800 2.856 0.084 0.140 0.196
2.842 2.900 2.958 0.087 0.145 0.203
2.940 3.000 3.060 0.090 0.150 0.210
3.038 3.100 3.162 0.093 0.155 0.217
3.136 3.200 3.264 0.096 0.160 0.224
3.234 3.300 3.366 0.099 0.165 0.231
3.332 3.400 3.468 0.102 0.170 0.238
3.430 3.500 3.570 0.105 0.175 0.245
3.528 3.600 3.672 0.108 0.180 0.252
3.626 3.700 3.774 0.111 0.185 0.259
3.724 3.800 3.876 0.114 0.190 0.266
3.822 3.900 3.978 0.117 0.195 0.273
3.920 4.000 4.080 0.120 0.200 0.280
4.018 4.100 4.182 0.123 0.205 0.287
4.116 4.200 4.284 0.126 0.210 0.294
4.214 4.300 4.386 0.129 0.215 0.301
4.312 4.400 4.488 0.132 0.220 0.308
4.410 4.500 4.590 0.135 0.225 0.315
4.508 4.600 4.692 0.138 0.230 0.322
4.606 4.700 4.794 0.141 0.235 0.329
4.704 4.800 4.896 0.144 0.240 0.336
4.802 4.900 4.998 0.147 0.245 0.343
4.900 5.000 5.100 0.150 0.250 0.350
4.998 5.100 5.202 0.153 0.255 0.357
5.096 5.200 5.304 0.156 0.260 0.364
5.194 5.300 5.406 0.159 0.265 0.371
5.292 5.400 5.508 0.162 0.270 0.378
5.390 5.500 5.610 0.165 0.275 0.385
5.488 5.600 5.712 0.168 0.280 0.392
5.586 5.700 5.814 0.171 0.285 0.399
5.684 5.800 5.916 0.174 0.290 0.406
5.782 5.900 6.018 0.177 0.295 0.413
5.880 6.000 6.120 0.180 0.300 0.420
0.9
2.7
1.5
1.8
2.0
3.7
4.5
5.0
1.0
3.0
VDD =
2.5
3.0
3.5
4.0
4.5
5.5
6.0
7.0
8.0
9.0
(
-VDET)
-0.10V
1.1
1.2
1.3
1.4
3.3
3.6
3.9
4.2
VDD =
VDD
(
(
-
VDET)
(
-
VDET)
-
0.13V
+2.0V
5.0 10.0
5.5 11.0
6.0 12.0
VDD =
-
VDET)
-
0.16V
VDD =
(
-VDET)
-0.20V
6.5 13.0
IC for CMOS System Reset PST37XXU
MITSUMI
(Ta=25˚C)
Electrical Characteristics
Item
Output Current 2
IOUT2 (mA)
Output Current 1
IOUT1 (mA)
Output Current 3
IOUT3 (mA)
Product
Name
Test Circuit 3
Test Circuit 3
Test Circuit 4
Condition Min.
Typ.
Condition
Min.
Typ. Condition Typ. Max.
PST3709
PST3710
PST3711
PST3712
PST3713
PST3714
PST3715
PST3716
PST3717
PST3718
PST3719
PST3720
PST3721
PST3722
PST3723
PST3724
PST3725
PST3726
PST3727
PST3728
PST3729
PST3730
PST3731
PST3732
PST3733
PST3734
PST3735
PST3736
PST3737
PST3738
PST3739
PST3740
PST3741
PST3742
PST3743
PST3744
PST3745
PST3746
PST3747
PST3748
PST3749
PST3750
PST3751
PST3752
PST3753
PST3754
PST3755
PST3756
PST3757
PST3758
PST3759
PST3760
VDD=
0.85V
0.05
0.5
VDD=
1.0V
0.2
1.0
P-ch
VDS =
-
2.1V
1.0
2.0
VDD =
4.5V
N-ch
N-ch
VDS =
0.05V
VDD =
1.5V
0.01
1.0
2.0
0.05
VDS =
0.5V
VDD =
0.7V
P-ch
VDS =
2.1V
-
1.5
3.0
VDD =
8.0V
IC for CMOS System Reset PST37XXU
MITSUMI
Electrical Characteristics
Item
Threshold Operating
Threshold Operating
Voltage2
Detecting Voltage
Temp. Coefficient
VDET / TOPT (ppm / °C)
Test Circuit 2
Product
Name
Voltage1
VDDL1 (V)
Test Circuit 2
VDDL2 (V)
Test Circuit 2
-
Condition
Typ.
Max.
Condition
Typ.
Max.
Condition
Typ.
PST3709
PST3710
PST3711
PST3712
PST3713
PST3714
PST3715
PST3716
PST3717
PST3718
PST3719
PST3720
PST3721
PST3722
PST3723
PST3724
PST3725
PST3726
PST3727
PST3728
PST3729
PST3730
PST3731
PST3732
PST3733
PST3734
PST3735
PST3736
PST3737
PST3738
PST3739
PST3740
PST3741
PST3742
PST3743
PST3744
PST3745
PST3746
PST3747
PST3748
PST3749
PST3750
PST3751
PST3752
PST3753
PST3754
PST3755
PST3756
PST3757
PST3758
PST3759
PST3760
<
VOUT 0.1V
=
<
<
VOUT 0.1V
=
-
30°C
=
<
0.55
0.70
-
30°C
0.65
0.80
TOPT
100
=
<
TOPT = 25°C
TOPT
85°C
=
<
85°C
=
IC for CMOS System Reset PST37XXU
MITSUMI
Measuring Circuit
(1)
(2)
ISS
VDD
VDD
±
±
VIN
VIN
PST
PST
1
1
37XX
37XX
OUT
4
4
GND
GND
(3)
(4)
VDD
±
VDD
±
IOUT
IOUT
VIN
VIN
PST
1
PST
1
37XX
37XX
OUT
OUT
+
VDS
VDD VDS
4
4
GND
GND
IC for CMOS System Reset PST37XXU
MITSUMI
Application Circuits
VDD
VDD
±
VIN
RESET
Logic
PST
1
System
37XX
OUT
4
GND
Please be advised that Mitsumi Electric Co., Ltd. is not liable for any accidents or damage caused as a result
of the use of this circuit.
In the event a problem which may affect industrial property or any other rights of us or a third party 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
1
37XX
OUT
4
GND
Please note that there is any possibility of circuit oscillation when resistance put in the line VIN.
Timing Chart
V
VHYS
+VDET
-VDET
VDD
V
OUT
IC for CMOS System Reset PST37XXU
MITSUMI
(Typical Performance Characteristics 0.9V)
Characteristics
Detecting Voltage vs Input Voltage
Supply Current vs Input Voltage
1
±.0
0.9
0.8
0.7
0.6
0.5
1.5
1
0.4
0.3
0.±
0.1
0
0.5
0
0.7 0.75 0.8 0.85 0.9 0.95
1
0
±
4
6
8
10
Input Voltage (V)
Input Voltage (V)
Detecting Voltage vs Temperature
Hysteresis Voltage vs Temperature
80
70
60
50
40
30
±0
10
1.00
0.95
0.90
0.85
0
0.80
- -
- -
40 ±0
0
±0 40 60 80 100
40 ±0
0
±0 40 60 80 100
Temperature (°C)
Temperature (°C)
DD
DS
DD
DS
Output Current1 (N-ch) vs Temperature (V = 0.7V ,V = 0.05V)
Output Current3 (P-ch) vs Temperature (V = 4.5V ,V = -2.1V)
5.0
0.±0
4.5
4.0
3.5
3.0
±.5
±.0
1.5
1.0
0.15
0.10
0.05
0.5
0.0
0.00
- -
- -
40 ±0
0
±0 40 60 80 100
40 ±0
0
±0 40 60 80 100
Temperature (°C)
Temperature (°C)
note : these are typical characteristics
IC for CMOS System Reset PST37XXU
MITSUMI
(Typical Performance Characteristics 2.8V)
Characteristics
Detecting Voltage vs Input Voltage
Supply Current vs Input Voltage
3.0
±.5
±.0
1.5
1.0
0.5
0.0
3
±.5
±
1.5
1
0.5
0
1
1.5
±
±.5
3
0
±
4
6
8
10
Input Voltage (V)
Input Voltage (V)
Detecting Voltage vs Temperature
Hysteresis Voltage vs Temperature
±00
180
160
140
1±0
100
3.00
±.90
±.80
±.70
80
- -
±.60
- -
40 ±0
0
±0 40 60 80 100
40 ±0
0
±0 40 60 80 100
Temperature (°C)
Temperature (°C)
DD
DS
DD
DS
Output Current1 (N-ch) vs Temperature (V = 0.7V ,V = 0.05V)
Output Current3 (P-ch) vs Temperature (V = 4.5V ,V = -2.1V)
5.0
4.0
3.0
±.0
1.0
0.±0
0.15
0.10
0.05
0.00
0.0
- -
40 ±0
0
±0 40 60 80 100
- -
40 ±0
0
±0 40 60 80 100
Temperature (°C)
Temperature (°C)
note : these are typical characteristics
IC for CMOS System Reset PST37XXU
MITSUMI
(Typical Performance Characteristics 4.6V)
Characteristics
Detecting Voltage vs Input Voltage
Supply Current vs Input Voltage
4.0
3.5
3.0
±.5
±.0
1.5
1.0
0.5
0.0
5.0
4.5
4.0
3.5
3.0
±.5
±.0
1.5
1.0
0.5
0.0
0
±
4
6
8
10
1
±
3
4
5
Input Voltage (V)
Input Voltage (V)
Detecting Voltage vs Temperature
Hysteresis Voltage vs Temperature
5.0
4.8
4.6
4.4
4.±
300
±80
±60
±40
±±0
±00
180
160
- -
40 ±0
0
±0 40 60 80 100
- -
40 ±0
0
±0 40 60 80 100
Temperature (°C)
Temperature (°C)
DD
DS
DD
DS
Output Current1 (N-ch) vs Temperature (V = 0.7V ,V = 0.05V)
Output Current3 (P-ch) vs Temperature (V = 4.5V ,V = -2.1V)
8.0
7.0
6.0
5.0
4.0
3.0
±.0
1.0
0.0
0.±0
0.15
0.10
0.05
0.00
- -
- -
40 ±0
0
±0 40 60 80 100
40 ±0
0
±0 40 60 80 100
Temperature (°C)
Temperature (°C)
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