Samsung三星手机原理图

D840_Schematics1

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12

VSYN_2.8V

A

50V

C100 330PF

C101 3.3nF
10V

VRF_2.8V C102 1000nF
10V

VRF_2.8V

R100 8.2K,1%

SGH-D840_REV1.3
CN101 1 IN G1 OUT G2 4 MS-156(02) 2

CN100 3 G 4 G RFIN 1 R101 0 W.FL-R-SMT(10) G 2

A ANT
L100 NC C103 NC

SERLE VRF_2.8V R103 2.2K

R102 8.2K,1%

C105 1.8NF
50V

C106 1.8NF
50V

3

10V

L102
37 38 39 40 41 42 43 44 45 46 47 48 49 50 51

1.0NH C108 0.75PF U100
13

VCCRFVCO

VCCRFLO

CAPQB

CAPQ

LE

VCXOOUT2

VCCRFSYN

FLOCK

CAPI

CPRFSYN

10V

VCCMIX G G G

CAPIB

C109 1000nF

B

CLK26M_RF 26M_REF_CLK SERDAT SERCLK VSYN_2.8V

36 35 34 33 32 31 30

VCCVCXO VCXOB VCXOOUT1 SDATA CLK

52 G 53 NC 54 NC 1 VCCLNA 2 3 4 5 6 7 8 9

L103 L104

1.0NH 1.0nH

50V

PCSLNAI PCSLNAIB DCSLNAI DCSLNAIB U101 HD155154NP GSMLNAI GSMLNAIB VCCTX1 DMIXIN

C110