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NB3N501DG View Datasheet(PDF) - ON Semiconductor

Part Name
Description
Manufacturer
NB3N501DG Datasheet PDF : 6 Pages
1 2 3 4 5 6
NB3N501
Table 1. CLOCK MULTIPLIER SELECT TABLE
S1*
S0*
CLKOUT Multiplier
L
L
4X Input
L
M
5.3125X Input
L
H
5X Input
M
L
6.25X Input
M
M
2X Input
M
H
3.125X Input
H
L
6X Input
H
M
3X Input
H
H
8X Input
*Pins S1 and S0 default to M when open
L = GND
H = VDD
M = OPEN (unconnected; will default to VDD/2)
X1/CLK 1
VDD 2
GND 3
S1 4
8 X2
7 OE
6 S0
5 CLKOUT
Figure 2. NB3N501 Package Pinout,
8Pin (150 mil) SOIC
Table 2. PIN DESCRIPTION
Pin #
Name
I/O
1
X1/CLK
Input
2
VDD
Power supply
3
GND
Power supply
4
S1
Three level Input
5
CLKOUT
CMOS/TTL Output
6
S0
Three level Input
7
OE
CMOS/TTL Input
8
X2
Crystal
Description
Crystal or external reference clock input
Positive supply voltage
0 V. Ground.
Multiplier select pin connect to VDD, GND or float
Clock output
Multiplier select pin connect to VDD, GND or float
Output Enable. CLKOUT is high impedance when OE is low. Internal pullup
Crystal input – Leave open when providing an external clock reference
Table 3. COMMON OUTPUT FREQUENCY
EXAMPLES
Output Frequency
(MHz)
Input Frequency
(MHz)
S1, S0
20
10
M, M
24
12
M, M
30
10
1, M
32
16
M, M
33.33
16.66
M, M
37.5
12
M, 1
40
10
0, 0
48
12
0, 0
50
16.66
1, M
60
10
1, 0
62.5
20
M, 1
Table 3. COMMON OUTPUT FREQUENCY
EXAMPLES
Output Frequency
(MHz)
Input Frequency
(MHz)
S1, S0
64
16
0, 0
66.66
16.66
0, 0
72
12
1, 0
75
12
M, 0
80
10
1, 1
83.33
16.66
0, 1
90
15
1, 0
100
20
0, 1
106.25
20
0, M
120
15
1, 1
125
20
M, 0
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