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LC-32X20E/S/RU, LC-37X20E/S/RU
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2.18. IC8702 (RH-iXC0150WJQZY)
2.18.1 Block Diagram
2.18.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
VIN
I
Voltage input to VCXO. Zero to 3.3V signal which controls the VCXO frequency.
2
S0
I
Select pin 0. Internal pull-up resistor.
3
S1
I
Select pin 1. Internal pull-up resistor.
4
VDD
—
Connect to +3.3 V.
5
CLK1
O
Output clock 1. Weak internal pull-down when tri-state.
6
CLK2
O
Output clock 2. Weak internal pull-down when tri-state.
7
GND
—
Connect to ground.
8
X1
I
Crystal input. Connect this pin to a crystal.
9
X2
O
Crystal Output. Connect this pin to a crystal.
10
VDD
—
Connect to +3.3 V.
11
CLK3
O
Output clock 3. Weak internal pull-down when tri-state.
12
CLK4
O
Output clock 4. Weak internal pull-down when tri-state.
13
GND
—
Connect to ground.
14
PDTS
I
Power-down tri-state. Powers down entire chip and tri-states clock outputs when low. Internal pull-up resistor.
15
VDD
—
Connect to +3.3 V.
16
S2
I
Select pin 2. Internal pull-up resistor.
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