LS7223 Ver la hoja de datos (PDF) - LSI Corporation
Número de pieza
componentes Descripción
Fabricante
LS7223 Datasheet PDF : 4 Pages
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Quiescent supply current: (100pF capacitor to Vss and 1.5MΩ resistor to VDD, connected to the RC-OSC input)
SYMBOL
VDD
MAX
UNIT
IDD
5V
15
µA
IDD
9V
25
µA
IDD
12V
30
µA
MAXIMUM RATINGS: (Voltages references to Vss)
RATING
SYMBOL
DC supply voltage
VDD
Operating temperature range
TA
Storage temperature
TSTG
VALUE
+4 to +18
-25 to +70
-65 to +150
UNIT
V
°C
°C
DC Electrical Characteristics:
(Vss = 0V, VDD = +4V to +15V, = 25°C ≤ TA ≤ +70°C unless otherwise specified)
PARAMETER
CONDITIONS
VDD
MIN
TYP
Output source current
Logic 1 Output
5V
1.50
2.50
Momentary, Alarm, Lock 1,
VOUT ≥ VDD - 2V
12V
5.60
8.25
Lock 2, Program Mode Outputs
15V
7.25
10.7
MAX
-
-
-
Output Sink Current
Logic 0 Output
5V
Momentary, Alarm, Lock 1,
VOUT ≤ Vss + 0.4V
12V
Lock 2, Program Mode Outputs
15V
.400
.60
-
1.20
1.70
-
1.50
2.25
-
UNIT
mA
mA
mA
mA
mA
mA
Output Source Current
Tamper Output
Output Sink Current
Tamper Output
Input Level Detection
All Inputs
Logic 1 Output
5V
VOUT ≥ VDD - 2V
12V
15V
Logic 0 Output
5V
VOUT ≤ Vss + 0.4V
12V
15V
VIH = Logic 1
5V
12V
15V
VIL = Logic 0
5V
12V
15V
.25
.400
-
mA
.90
1.30
-
mA
1.10
1.70
-
mA
.060
.100
-
mA
.200
.290
-
mA
.250
.370
-
mA
3.5
-
8.0
-
10.0
-
VDD
V
VDD
V
VDD
V
Vss
-
Vss
-
Vss
-
1.6
V
4.0
V
5.0
V
FIGURE 3.
KEYPAD ENTRY TIME vs. CAPACITOR ON CAP-K INPUT
5.0
4.0
3.0
9V
=
2.0
VDD
1.0
VDD = 12V
FIGURE 4.
LS7223 PULSE WIDTH ON MOMENTARY AND
TAMPER OUTPUTS vs. CAPACITOR ON CAP-M INPUT
10-5
10-6
9V
=
V DD
10-7
10-8
5V
=
10-9
VDD
10-10
01
2 3 4 5 6 7 8 9 10
ENTRY TIME IN SECONDS
7223-013001-3
10-6
10-5
10-4
10-3
10-2
10-1
PULSE WIDTH TIME IN SECONDS
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