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Número de pieza | S-80736AN | |
Descripción | HIGH-PRECISION VOLTAGE DETECTOR | |
Fabricantes | Seiko Instruments Inc | |
Logotipo | ||
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No Preview Available ! Contents
Features ...........................................................1
Applications ...................................................... 1
Pin Assignment ................................................1
Block Diagram..................................................2
Selection Guide................................................3
Output Configurations ......................................4
Advantage over the S-805 Series ....................5
Absolute Maximum Ratings .............................6
Electrical Characteristics..................................7
Test Circuits ...................................................23
Technical Terms ............................................24
Operation .......................................................26
Characteristics ...............................................28
Measuring Circuits .........................................31
Application Circuit Examples..........................32
Notes .............................................................. 34
Dimensions, Taping .......................................35
1 page HIGH-PRECISION VOLTAGE DETECTOR
S-807 Series
n Output Configurations
1. S-807 Series model numbering conventions
S-807 Series
Nch open-drain
(“L” reset type)
“N” is the last letter of
the model number.
Ex. S-80732AN
CMOS output
(“L” reset type)
“L” is the last letter of
the model number.
Ex. S-80718AL
CMOS output
(“H” reset type)
“H” is the last letter of
the model number.
Ex. S-80740AH
2. Output configurations and their implementations
Implementation
With different power supplies
With active low reset CPUs
With active high reset CPUs
As power resets employing CR circuits
With voltage divider resistors to vary (-VDET)
Nch CMOS (“L”) CMOS (“H”)
¡× ×
¡¡
×
× ×¡
¡× ×
¡× ×
• Example with two power supplies
VDD1
VDD2
• Examples with one power supply
VDD
VDD
V/D
Nch
CPU
OUT
VSS
V/D
CPU
CMOS OUT
VSS
V/D
CPU
Nch
OUT
VSS
Figure 3
or
4 Seiko Instruments Inc.
5 Page HIGH-PRECISION VOLTAGE DETECTOR
S-807 Series
10. S-80723AL/AL-AL-X, S-80723AN/AN-DL-X
S-80723SL-AL-X, S-80723SN-DL-X (Detection voltage : 2.244 to 2.356 V)
Parameter
Symbol
Conditions
Detection voltage
Hysteresis width
-VDET
VHYS
Current consumption
Operating voltage
Output current
ISS
VDD
IOUT
Temperature
characteristic of -
VDET
∆-VDET
∆Ta
VDD = 4.5 V
Nch
VDS = 0.5 V
VDD = 1.2 V
Pch (CMOS VDD = 4.8 V
output)
VDS = 0.5 V
Ta=-30°C to 80°C
(Unless otherwise specified : Ta=25°C)
Min. Typ. Max. Unit Test
circuit
2.244 2.300 2.356
V
1
-VDET
×0.02
-VDET
×0.05
-VDET
×0.08
V
1
1.4 3.5 µA
2
1.0 15.0 V
1
0.23 0.50
mA
3
0.36 0.62
4
±0.29 mV/°C
11. S-80724AL/AL-AM-X, S-80724AN/AN-DM-X, S-80724SN-DM-X (Detection voltage : 2.342 to 2.458 V)
Parameter
Symbol
Conditions
Detection voltage
Hysteresis width
-VDET
VHYS
Current consumption
Operating voltage
Output current
ISS
VDD
IOUT
Temperature
characteristic of -
VDET
∆-VDET
∆Ta
VDD = 4.5 V
Nch
VDS = 0.5 V
VDD = 1.2 V
Pch (CMOS VDD = 4.8 V
output)
VDS = 0.5 V
Ta=-30°C to 80°C
(Unless otherwise specified : Ta=25°C)
Min. Typ. Max. Unit Test
circuit
2.342 2.400 2.458
V
1
-VDET
×0.02
-VDET
×0.05
-VDET
×0.08
V
1
1.4 3.5 µA
2
1.0 15.0 V
1
0.23 0.50
mA
3
0.36 0.62
4
±0.30 mV/°C
12. S-80725AL/AL-AN-X, S-80725AN/AN-DN-X
S-80725SL-AN-X, S-80725SN-DN-X (Detection voltage : 2.440 to 2.560 V)
Parameter
Symbol
Conditions
Detection voltage
Hysteresis width
-VDET
VHYS
Current consumption
Operating voltage
Output current
ISS
VDD
IOUT
Temperature
characteristic of -
VDET
∆-VDET
∆Ta
VDD = 4.5 V
Nch
VDS = 0.5 V
VDD = 1.2 V
Pch (CMOS VDD = 4.8 V
output)
VDS = 0.5 V
Ta=-30°C to 80°C
(Unless otherwise specified : Ta=25°C)
Min. Typ. Max. Unit Test
circuit
2.440 2.500 2.560
V
1
-VDET
×0.02
-VDET
×0.05
-VDET
×0.08
V
1
1.4 3.5 µA
2
1.0 15.0 V
1
0.23 0.50
mA
3
0.36 0.62
4
±0.31 mV/°C
10 Seiko Instruments Inc.
11 Page |
Páginas | Total 30 Páginas | |
PDF Descargar | [ Datasheet S-80736AN.PDF ] |
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