Analog Devices EZ-Board ADSP-21489 Manual page 91

A
VDDEXT
U1
8
VDD_EXT1
28
VDD_EXT2
45
VDD_EXT3
57
VDD_EXT4
72
VDD_EXT5
1 84
VDD_EXT6
91
VDD_EXT7
104
VDD_EXT8
119
VDD_EXT9
126
VDD_EXT10
141
VDD_EXT11
VDDEXT 153
VDD_EXT12
160
VDD_EXT13
112
VDD_THD
C283 56
NC1
0.01UF
0402 58
NC2
59
NC3
60
NC4
61
NC5
63
NC6
64
NC7
66
NC8
67
NC9
69
NC10
71
NC11
2
79
NC12
80
NC13
81
NC14
82
NC15
83
NC16
ADSP-21489
LQFP176_EP
3.3V
SW4
C 1
2
1 3
2
0 4
4
7 5
6
3
SWT027
ROTARY R198 R197
10K 10K
0402 0402
SW5
1 4
CLK_CFG0
2 3
CLK_CFG1
DIP2
SWT020
R200 R199
10K 10K
0402 0402
4
A
B
VDDINT
4
VDD_INT1
23
VDD_INT2
29
VDD_INT3
34
VDD_INT4
37
VDD_INT5
41
VDD_INT6
48
VDD_INT7
62
VDD_INT8
65
VDD_INT9
68
VDD_INT10
78
VDD_INT11
85
VDD_INT12
90
VDD_INT13
93
VDD_INT14
102
VDD_INT15
105
VDD_INT16
107
VDD_INT17
113
VDD_INT18
114
VDD_INT19
116
VDD_INT20 NOTE: THESE COMPONENTS ARE NOT POPULATED
123
VDD_INT21
AND ARE NOT REQUIRED.
129
VDD_INT22
133
VDD_INT23 THEY ARE PRESENT FOR INITIAL SILICON TESTING
143
VDD_INT24
156
VDD_INT25
TP25
169
VDD_INT26
176
VDD_INT27
18
NC17
19
NC18
C51 C52
15 1000PF 0.01UF
GND1
0402 0402
109 DNP DNP
GND2
177
GND3_PAD
BOOT_CFG0
BOOT_CFG1
BOOT_CFG2
R196
10K
0402
SW4: BOOT MODE SELECT
POSITION BOOT MODE
0 SPI Slave Boot
1 SPI Master Boot
DEFAULT
2 AMI Boot (Parallel Flash)
3,4,5,6 or 7 Reserved
3.3V
SW5: DSP CLOCK CONFIG
1 2 CLOCK RATIO
CLKCFG0 CLKCFG1 CORE:CLKIN
ON ON Reserved
ON OFF 32:1
OFF ON 16:1 DEFAULT
OFF OFF 8:1
B
C87 C86 C71
0.01UF 0.01UF 0.01UF
0402 0402 0402
C64 C63 C62
0.01UF 0.01UF 0.01UF
0402 0402 0402
VDDINT
FER5
600
0603
DNP
C79 C78 C77
C53 0.01UF 0.01UF 0.01UF
0.1UF 0402 0402 0402
0402
DNP
3.3V
3.3V
R202
DSP OSC
10K TP20
0402
R201
U7 4 33
VDD 0402
1 3
OE OUT
GND
25MHZ 2 TP21
OSC003
OPTIONAL DSP CRYSTAL
Y1
DSP_XTAL DSP_CLKIN
25MHZ
OSC013 DNP
C284 C285
18PF 18PF
0402 0402
DNP DNP
C
VDDINT
C70 C69 C68 C67 C66 C65 C72
0.01UF 0.01UF 0.01UF 0.01UF 0.01UF 0.01UF 0.01UF
0402 0402 0402 0402 0402 0402 0402
VDDINT
C61 C60 C59 C58 C91 C57 C73
0.01UF 0.01UF 0.01UF 0.01UF 0.01UF 0.01UF 0.01UF
0402 0402 0402 0402 0402 0402 0402
VDDEXT
C76 C75 C85 C74 C99 C84
0.01UF 0.01UF 0.01UF 0.01UF 0.01UF 0.01UF
0402 0402 0402 0402 0402 0402
3.3V
3.3V
R513
DSP AUDIO OSC
10K
0402
U39 4
VDD
1
OE OUT
3.3V GND
24.576MHZ 2
OSC003
DSP_CLKIN
C45
0.01UF
0402
OSC
ANALOG
DEVICES
Title
Size Board No.
C
Date 3-18-2010_13:45
C
D
VDDINT
C102 C88 C55 C54 C96 C90
0.01UF 0.01UF 0.01UF 0.01UF 0.01UF 0.01UF
0402 0402 0402 0402 0402 0402
VDDINT
C56 C97 C98
0.01UF 10UF 10UF
0402 0805 0805
VDDEXT VDDEXT
C83 C82 C81 C80 C100 C101
0.01UF 0.01UF 0.01UF 0.01UF 10UF 10UF
0402 0402 0402 0402 0805 0805
R512
33
0402
3
DSPAUDIO_CLKIN
3.3V
JP5
1 2
DSPAUDIO_CLKIN DAI_P17
IDC2X1
JP5 DEFAULT: OFF
C286
0.01UF
0402
DSP AUDIO OSC
20 Cotton Road
Nashua, NH 03063
PH: 1-800-ANALOGD
ADSP-21489 EZ-BOARD
DSP - POWER, CLKIN
Rev
A0228-2009
0.1B
Sheet 5 of 16
D
1
2
3
4