Rainbow Electronics BD46232G - Manual (Page 3)

3/4
Voltage detectors
BD45XXXG
BD46XXXG
5 2 1 4 3 10 7 6 9 8
0.5
1.0
1.5
V DD (V)
I D
D (
µA
)
0
(BD45281G)
3.5 0.5 1.5 2.5 3 4.5 4 5.5 5 2 1
1
2
3
4
5
6
7
8
9
0
V DD (V)
V O
U
T (
V)
Ta=25˚C
Ta=25˚C
(BD45421G)
18
(m
A)
1.5 2 2.5
10
15
0.5 1
5
0
V DS (V)
I O
L
VDD=1.2V
VDD=2.4V
(BD45281G)
Timing waveform
V DD
V DD
V OUT ER
GND
A
V DD
V DS
V DD
V OUT
GND
A
0 50 –40 90
Ta (˚C)
3.4
3.8
4.2
4.6
5.0
5.4
V D
ET
(V
)
(BD45421G)
low to high(V DET +∆V DET )
high to low(V DET )
V DD
V DS
V DD
V OUT
GND
A
ER ER
R L =470KΩ
V DD
V
V DD
V OUT
GND
ER
R L =470KΩ
V DD
V
V DD
V OUT
GND
ER
3 4 5 6
10
15
1 2
2
5
0
V DS (V)
I D
S
(m
A)
V DD =4.8V
V DD =6.0V
(BD46281G)
t
PLH
t
PLH
t PHL t PHL
t
PLH
V DD
V DD
V OUT
ER
V DET
0V
V OH
V OL
V EH
V DET +∆V DET
Circuit current "L" output current "H" output current
I/O characteristic Detection voltage