PST810C500NM [MITSUMI]
System Reset IC built-in delay time circuit;型号: | PST810C500NM |
厂家: | MITSUMI ELECTRONICS, CORP. |
描述: | System Reset IC built-in delay time circuit |
文件: | 总11页 (文件大小:108K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
MITSUMI
System Reset IC built-in delay time circuit PST803~810 series
System Reset IC built-in delay time circuit
Monolithic IC PST803~810 series
Outline
These IC series are a system reset IC built-in delay time circuit.
The IC is a small space on PCB by no external capacitor and small package.
The IC is compatible with a standard Reset "809 series", and can choose a detective voltage at 0.1V steps.
Features
1. Operating Supply Voltage
2. Supply Current
1.0~6.0V (Ta=0~70°C)
0.5µA typ.
3. Reset Threshold Range
1.6~5.0V
(2.63/2.93/3.08/4.38/4.63V)
1.0ꢀ
4. Reset Threshold Accuracy
5. Reset Temperature Coefficient
6. Reset Active Timeout Period
7. Output Voltage L
30ppm/°C typ.
50/100/200/240/400ms
0.4V max. (Isink=3.2mA)
8. Output Voltage H
VDD-1.5V min. (Isource=800µA)
9. Output type
Open Drain Output + Active L
PST803, PST805
PST804, PST806
PST807, PST809
PST808, PST810
Open Drain Output + Active H
CMOS Output + Active L
CMOS Output + Active H
Package
SOT-23A
Applications
1. The reset circuits of CPU and MPU.
2. The reset circuits of logic circuit.
3. Battery voltage check circuits.
4. The change circuit of a backup circuits.
5. Level detection circuits.
6. 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 built-in delay time circuit PST803~810 series
Block Diagram
Open Drain Output
• PST803
• PST805
• PST804
• PST806
active-low output
active-high output
V
V
DD
DD
RST
RST
Timer
Timer
GND
GND
CMOS Output
• PST808
• PST810
• PST807
• PST809
active-high output
active-low output
VDD
VDD
RST
RST
Timer
Timer
GND
GND
Pin Assignment
PST803, 804, 809, 810
PST805, 806, 807, 808
RST
1
GND
1
(RST)
3
VDD
3
VDD
RST
(RST)
2
2
GND
Pin Description
Pin name
Functions
Internal Equivalent Circuit
GND
RST, RST
VDD
GND Pin
Reset Signal Output Pin
Power Supply Pin / Voltage Detect Pin
Refer to BLOCK DIAGRAM.
• 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 built-in delay time circuit PST803~810 series
Model Name
P
S
T
8
0
a
9
A
b
N
d
c
e
a
Function Type
SOT-23A
1 : GND
2 : RST
803
804
805
806
807
808
809
810
Active-Low
Active-High
Active-Low
Active-High
Active-Low
Active-High
Active-Low
Active-High
3 : VDD
Open drain OUTPUT
Open drain OUTPUT
CMOS OUTPUT
SOT-23A
1 : GND
2 : RST
3 : VDD
SOT-23A
1 : RST
2 : GND
3 : VDD
SOT-23A
1 : RST
2 : GND
3 : VDD
SOT-23A
1 : RST
2 : GND
3 : VDD
SOT-23A
1 : RST
2 : GND
3 : VDD
SOT-23A
1 : GND
2 : RST
3 : VDD
CMOS OUTPUT
SOT-23A
1 : GND
2 : RST
3 : VDD
b
c
d
e
TDEL
VTH
PKG
PACKING SPECIFICATIONS
R HOUSING,
R
A
B
C
240ms
N
SOT-23A
Halogen-contained
160
500
1.60V
L HOUSING,
L
50ms
Halogen-contained
R HOUSING,
Halogen-free
100ms
M
L HOUSING,
Halogen-free
D
E
200ms
400ms
H
5.00V
• 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 built-in delay time circuit PST803~810 series
(Except where noted otherwise Ta=25°C)
Absolute Maximum Ratings
Item
Symbol
Ratings
Units
Supply Voltage
VDD max.
7
V
GND-0.3 ~VDDmax+0.3 (CMOS Type)
GND-0.3 ~7(Open Drain Type)
Output Voltage
V
RST, RST
Input Current (VDD)
Output Current
IDD
IOUT
PD
20
20
mA
mA
mW
°C
Power Dissipation
Operating Temperature
Storage Temperature
150 (Not attached PCB)
−40~+105
Topr
Tstg
−65~+150
°C
(Except where noted otherwise Ta=25°C)
Recommended Operating Conditions
Item
Symbol
Ratings
Units
Operating Ambient Temperature
Topr
−40~+105
°C
• 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 built-in delay time circuit PST803~810 series
(Except where noted otherwise Ta=25°C)
Electrical Characteristics
Item
Symbol
Test conditions
Ta=0 to 70°C
Ta=−40 to 105°C
Min.
1.0
1.1
Typ.
Max. Units Circuit
6.0
Operating Voltage
VDD
V
6.0
Supply Current
IDD
VDD=VTH+1V
0.5
2.0
µA
Ta=25°C
VTH=4.63V Ta=−40 to 85°C
Ta=85 to 105°C
Ta=25°C
VTH=4.38V Ta=−40 to 85°C
Ta=85 to 105°C
Ta=25°C
VTH=3.08V Ta=−40 to 85°C
Ta=85 to 105°C
Ta=25°C
VTH=2.93V Ta=−40 to 85°C
Ta=85 to 105°C
4.584
4.500
4.400
4.336
4.250
4.160
3.049
3.000
2.920
2.901
2.850
2.780
2.604
2.550
2.500
−1.0
4.630
4.676
4.750
4.860
4.424
4.500
4.560
3.111
3.150
3.230
2.959
3.000
3.080
2.656
2.700
2.760
+1.0
4.380
3.080
2.930
2.630
V
Reset Threshold
VTH
Ta=25°C
VTH=2.63V
Ta=−40 to 85v
Ta=85 to 105°C
Ta=25°C
Ta=−40 to 85°C
Ta=85 to 105°C
VTH=1.6~5.0V
−2.5
−5.0
+2.5
+5.0
%
(0.1V step)
Reset Threshold Temp.
Coefficient
V
TH/
T
30
ppm/°C
VDD=VTH−0.1V, Isink=1.2mA
TH 3.08V
VDD=VTH−0.1V, Isink=3.2mA
TH 3.08V
VDD=VTH+1V, Isink=500µA
TH 3.08V
VDD=VTH+1V, Isink=800µA
TH 3.08V
VDD=VTH+1V, Isink=1.2mA
TH 3.08V
VDD=VTH+1V, Isink=3.2mA
TH 3.08V
VDD=VTH−0.1V, Isink=500µA
TH 3.08V
VDD=VTH−0.1V, Isink=800µA
TH 3.08V
0.3
0.4
V
RST output voltage
Low (active L type)
VOL
VOH
VOL
VOH
V
V
V
V
V
0.8*VDD
VDD-1.5
V
RST output voltage
High (active H type)
V
0.3
0.4
V
RST output voltage
low (active L type)
V
0.8*VDD
VDD-1.5
V
RST output voltage
High (active H type)
V
Note1 : This device is tested at Ta=25°C, over temperature limits guaranteed by design only.
Note2 : 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 built-in delay time circuit PST803~810 series
Item
Symbol
Test conditions
Ta=−40 to 85°C
Min.
140
100
35
25
70
49
140
98
280
196
Typ.
Max. Units Circuit
240
310
840
65
A
B
C
D
E
Ta=85 to 105°C
Ta=−40 to 85°C
Ta=85 to 105°C
Ta=−40 to 85°C
Ta=85 to 105°C
Ta=−40 to 85°C
Ta=85 to 105°C
Ta=−40 to 85°C
Ta=85 to 105°C
50
98
100
200
400
130
195
Reset Active Timeout
Period
tdel
ms
260
390
520
780
VDD=(VTH+1V) to (VTH-100mV)
VDD to Reset Delay
tTH
20
µs
(Note2)
Output Leakage Current
(Active L, Open Drain Type)
ILEAK
VDD=VRST=7V
0.1
µA
Note1 : This device is tested at Ta=25°C, over temperature limits guaranteed by design only.
Note2 : 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 built-in delay time circuit PST803~810 series
Test Circuit
① -a CMOS output type
① -b open dain output type
Vin
Vin
ꢀꢁꢂNꢃȍꢃꢃꢃꢃꢃ
V
V
DD
DD
RST
RST
(RST)
(RST)
V
V
GND
GND
②
③
Vin
A
V
V
DD
DD
Vin
RST
(RST)
RST
(RST)
V
GND
GND
④ -a CMOS output type
④-b open dain output type
Vin
Vin
V
V
DD
DD
RST
RST
(RST)
(RST)
V
V
GND
GND
VTH+1V
VTH
VTH+1V
VTH
VDD
VTH-0.1V
0V
1V
0V
t
t
t
t
t
t
100%
100%
T
50%
50%
RS
tTH
tTH
tdel
tdel
(active L)
0
0
100%
100%
T
50%
0
50%
0
RS
(active H)
検出遅延時間
/VDD to rest delay
解除遅延時間
/Reset active timeout period
⑤
Vin
V
DD
RST
(RST)
A
Vrst
GND
• 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 built-in delay time circuit PST803~810 series
Timing Chart
PST803, 805, 807, 809 Active-Low Output Type
VDD
VTH
RST
tdel
tdel
※
※
※VDD<1V region is, it will be operating limits. The output is undefined.
PST804, 806, 808, 810 Active-High Output Type
VDD
VTH
RST
tdel
tdel
※
※
※VDD<1V region is, it will be operating limits. The output is undefined.
• 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 built-in delay time circuit PST803~810 series
Application Circuit
PST803, 804, 805, 806
PST807, 808, 809, 810
Vin
Vin
V
DD
V
CC
V
DD
VCC
PST8
□□
PST8
□□
ȝ C orꢀȝ P
ȝꢀC or ȝ P
RST
(RST)
RESET
INPUT
RST
(RST)
RESET
INPUT
GND
GND
GND
GND
· Note
Vin
VDD
RST
(RST)
GND
1. Please note that there is any possibility of circuit oscillation when resistance put in the line VIN.
2. Current and load resistance should be adjusted, which not over power dissipation level.
PD
PD
(VDD-VOH) · IOH
VOL · IOL
3. We shall not be liable for any trouble or damage caused by using this circuit.
4. 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.
• 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 built-in delay time circuit PST803~810 series
(2.93V, active L)
Characteristics
DETECTING VOLTAGE
SUPPLY CURRENT
■
■
2.0
1.5
1.0
0.5
0.0
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
0.5
1
1.5
2
2.5
3
3.5
4
0
1
2
3
4
5
6
7
Input Voltage(V)
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DETECTING VOLTAGE VS TEMPERATURE
SUPPLY CURRENT VS TEMPERATURE
■
■
2.0
2.98
2.97
2.96
2.95
2.94
2.93
2.92
2.91
2.90
2.89
2.88
1.5
1.0
0.5
0.0
-40 -20
0
20
40
60
80 100
-40 -20
0
20
40
60
80 100
7HPSHUDWXUHꢁ&ꢂ
TEMPERATURE(°C)
RESET ACTIVE TIMEOUT PERIOD
VDD TO RESET DELAY VS TEMPERATURE
■
■
VS TEMPERATURE
20
300
280
260
240
220
200
180
160
140
15
10
5
0
-40 -20
0
20
40
60
80
100
-40 -20
0
20
40
60
80
100
TEMPERATURE(°C)
TEMPERATURE(°C)
• 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 built-in delay time circuit PST803~810 series
“L” OUTPUT VOLTAGE VS TEMPERATURE
“H” OUTPUT VOLTAGE VS TEMPERATURE
■
■
(active L)
(active L)
0.4
0.3
0.2
0.1
0.0
4.1
4.0
3.9
3.8
3.7
-40 -20
0
20
40
60
80
100
-40 -20
0
20
40
60
80
100
Temperature(°C)
Temperature(°C)
• 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.
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