12L pcb with available CCLs and prepregs in the template. In Caring circuit ( www.caringcircuit.com), there are two options for pcb stackup design suggestions: Leave it to caring circuit to design PCB stackup for you (Recommended) or Design PCB stackup by yourself

1. By PCB manufacturer:
Caring Circuit Tech Limited
T +86 755 8693 6426 | E candice@caringcircuit.com
W www.caringcircuit.com | Skype:caringcircuit
Contact us ask for template in excel format
All Dimension are in mm and Zo is in Ohm
RefP: Reference plane T: Thickness
W: trace width
D: ground strip seperation S: trace seperation Zo: Impedance
Micro-strip/ Strip-line
C.P.W.G: *******
single
Diff. pair:
Layer
1
2
1
Conductor/copper
0.075
02_PWR1
Conductor/copper
Dielectric_FR-4
0.05
03_GND1
Conductor/copper
Dielectric_FR-4
0.16
04_SIG1
Conductor/copper
core
Dielectric_FR-4
0.16
5
05_GND2
Conductor/copper
prepreg
Dielectric_FR-4
0.12
6
06_SIG2
Conductor/copper
core
Dielectric_FR-4
0.55
07_SIG3
Conductor/copper
Dielectric_FR-4
0.12
8
08_GND3
Conductor/copper
core
Dielectric_FR-4
0.16
9
09_SIG4
Conductor/copper
prepreg
Dielectric_FR-4
0.16
Conductor/copper
0.05
10 10_GND4
21
22
core
11 11_PWR2
17
12
Conductor/copper
53
0.1
0.15
95
0.1
52
0.1
0.15
93
0.1
54
0.1
0.15
91
0.1
54
0.1
0.15
91
0.1
52
0.1
0.15
93
Dielectric_FR-4
0.075
Bottom
Conductor/copper
0.01
11
0.1
53
0.1
0.15
95
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
0.018
SolderMask
4.5
0.035
prepreg
23
24
Zo
0.035
Dielectric_FR-4
19
20
Zo
8,10
0.018
17
18
D
0.018
7
15
16
S
5,8
0.018
prepreg
4
13
14
W
5,8
0.018
3
11
12
W
0.018
2
9
10
0.1
3,5
0.018
Zo
0.035
prepreg
W
0.035
core
RefP
2
0.018
Dielectric_FR-4
7
8
Er
Diff. Pair
3.5
Top
5
6
T
0.01
prepreg
3
4
Type/Material
SolderMask
Row layer#
C.P.W.G
4.5
3.5
C.P.W.G. Diff
W
S
D
Zo