Figure 7-131.Huf4017A Controller Urchin Ic, Mux, And Ad5320 Dac Schematic - Motorola ASTRO Digital XTL 5000 Detailed Service Manual

7-188
DAC_SSI_CLK
DAC_SSI_FSYNC
DAC_SSI_TXD
VCC2.85
VCC2.85
R0905
100K
Figure 7-131. HUF4017A Controller Urchin IC, MUX, and AD5320 DAC Schematic
May 25, 2005
VCC2.85
C0901
U0900 0.1uF
AD5320BRT
5
SCLK
6
SYNC
1 AD5320_OUT
VOUT
4
DIN
C0917 C0918 C0919
100pF 100pF 100pF
VCC2.85
C0907 C0908 C0909
0.1uF 0.1uF 0.1uF
U0901
XCR3032XL
G7 A3 16.8MHZ_SQARE
2.4_MHZ 16.8_CLK
G1 A6
48_MHZ RESET RESET
C1
ENABLE URCHIN_EN
D1
NC13
D3 C3
NC14 JTAG_EN
D4 E5
NC15 TCK
D6 B1
NC16 TDI
D7 B7
NC17 TDO
E1 D2
NC18 TMS
E4
VCC2.85
NC19
E7 A1
NC20 NC1
F1 A2
NC21 NC2
F2 A4
NC22 NC3
F3 A7
NC23 NC4
F4 B2
NC24 NC5
F5 B4
NC25 NC6
F6 B5
NC26 NC7
F7 B6
NC27 NC8
G2 C2
NC28 NC9
G3 C4
NC29 NC10
G5 C5
NC30 NC11
G6 C6
NC31 NC12
C0913
100pF
Schematics, Component Location Diagrams, and Parts Lists: HUF4017A (700-800 MHz) Main Board
VCC2.85
C0903
0.1uF
FL0900
MAX7414
8
CLK
7
SHDN
R0901
2 5
IN OUT
8.2K
1
COM
6
OS
C0904
220pF
C0902
0.1uF
SCF_OUT
C0910
U0902
0.1uF
MC74HC4053
C0916
12
AUX_MIC X0
0.1uF
13
X1
2
Y0
1
RX_FILT_AUDIO_IN Y1
5
AUX_TX Z0
3
Z1
C0915
100pF
NP
R0900
100K
VCC2.85
VCC2.85
C0906
0.1uF
R0902
100K
4
U0903
5
R0904
LMV7219
C0911
1
100K
3
100pF
2 16.8_MHZ_DC
C0914
33pF
R0903
100K
C0912
100pF
Part Series
900-1
VCC2.85
C0905
0.1uF
6
EN
14
X MODIN
11
A
MODEM_EN
15
Y RX_FILT_AUDIO_OUT
10
B
4
Z
9
C MIC_TUNE_EN
16.8_MHZ
MAEPF-27836-O
6881096C74-B