NB2305A
REF
PLL
CLKOUT
CLK1
CLK2
CLK3
CLK4
REF 1
CLK2 2
CLK1 3
GND 4
NB2305A
8 CLKOUT
7 CLK4
6 VDD
5 CLK3
Figure 1. Block Diagram
Figure 2. Pin Configuration
Table 1. PIN DESCRIPTION
Pin #
Pin Name
1
REF (Note1)
2
CLK2 (Note 2)
3
CLK1 (Note 2)
4
GND
5
CLK3 (Note 2)
6
VDD
7
CLK4 (Note 2)
8
CLKOUT (Note 2)
1. Weak pulldown.
2. Weak pulldown on all outputs.
Description
Input reference frequency, 5 V tolerant input.
Buffered clock output.
Buffered clock output.
Ground.
Buffered clock output.
3.3 V supply.
Buffered clock output.
Buffered clock output, internal feedback on this pin.
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