SI5350A-B Datasheet, PDF (15/29 Pages) Silicon Laboratories – FACTORY-PROGRAMMABLE ANY-FREQUENCY CMOS CLOCK GENERATOR

5. Pin Descriptions
5.1. 20-pin QFN
Si5350A-B
XA 1
XB 2
P0 3
P1 4
P2 5
GND
PAD
15 CLK7
14 VDDOD
13 CLK0
12 CLK1
11 VDDOA
Figure 11. Si5350A 20-Pin QFN Top View
Pin Name Pin Number Pin Type*
Function
XA
1
I
XB
2
I
CLK0
13
O
CLK1
12
O
CLK2
9
O
CLK3
8
O
CLK4
19
O
CLK5
17
O
CLK6
16
O
CLK7
15
O
P0
3
I
P1
4
I
P2
5
I
P3
6
I
P4
7
I
VDD
20
P
VDDOA
11
P
VDDOB
10
P
VDDOC
18
P
VDDOD
14
P
GND
Center Pad
P
*Note: I = Input, O = Output, P = Power
Input pin for external XTAL
Input pin for external XTAL
Output clock 0
Output clock 1
Output clock 2
Output clock 3
Output clock 4
Output clock 5
Output clock 6
Output clock 7
User configurable input pin 0. See 4.4.5.
User configurable input pin 1. See 4.4.5.
User configurable input pin 2. See 4.4.5.
User configurable input pin 3. See 4.4.5.
User configurable input pin 4. See 4.4.5.
Core voltage supply pin. See 4.4.2
Output voltage supply pin for CLK0 and CLK1. See 4.4.2
Output voltage supply pin for CLK2 and CLK3. See 4.4.2
Output voltage supply pin for CLK4 and CLK5. See 4.4.2
Output voltage supply pin for CLK6 and CLK7. See 4.4.2
Ground
Rev. 1.0
15