AD9776ABSVZRL Ver la hoja de datos (PDF) - Analog Devices
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componentes Descripción
Fabricante
AD9776ABSVZRL Datasheet PDF : 56 Pages
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AD9776A/AD9778A/AD9779A
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76
CVDD18 1
CVDD18 2
CGND 3
CGND 4
REFCLK+ 5
REFCLK– 6
CGND 7
CGND 8
CVDD18 9
CVDD18 10
CGND 11
AGND 12
SYNC_I+ 13
SYNC_I– 14
DGND 15
DVDD18 16
P1D11 17
P1D10 18
P1D9 19
P1D8 20
P1D7 21
DGND 22
DVDD18 23
P1D6 24
P1D5 25
PIN 1
ANALOG DOMAIN
DIGITAL DOMAIN
AD9776A
TOP VIEW
(Not to Scale)
75 I120
74 VREF
73 IPTAT
72 AGND
71 IRQ
70 RESET
69 CSB
68 SCLK
67 SDIO
66 SDO
65 PLL_LOCK
64 DGND
63 SYNC_O+
62 SYNC_O–
61 DVDD33
60 DVDD18
59 NC
58 NC
57 NC
56 NC
55 P2D0
54 DGND
53 DVDD18
52 P2D1
51 P2D2
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
NC = NO CONNECT
NOTES
1. FOR OPTIMAL THERMAL PERFORMANCE, THE EXPOSED
PAD SHOULD BE SOLDERED TO THE GROUND PLANE FOR
THE 100-LEAD, THERMALLY ENHANCED TQFP PACKAGE.
Figure 3. AD9776A Pin Configuration
Table 7. AD9776A Pin Function Descriptions
Pin
No. Mnemonic Description
1 CVDD18 1.8 V Clock Supply.
2 CVDD18 1.8 V Clock Supply.
3 CGND
Clock Ground.
4 CGND
Clock Ground.
5 REFCLK+ Differential Clock Input.
6 REFCLK− Differential Clock Input.
7 CGND
Clock Ground.
8 CGND
Clock Ground.
9 CVDD18 1.8 V Clock Supply.
10 CVDD18 1.8 V Clock Supply.
11 CGND
Clock Ground.
12 AGND
Analog Ground.
13 SYNC_I+ Differential Synchronization Input.
14 SYNC_I− Differential Synchronization Input.
15 DGND
Digital Ground.
16 DVDD18 1.8 V Digital Supply.
Pin
No. Mnemonic Description
17 P1D11
Port 1, Data Input D11 (MSB).
18 P1D10
Port 1, Data Input D10.
19 P1D9
Port 1, Data Input D9.
20 P1D8
Port 1, Data Input D8.
21 P1D7
Port 1, Data Input D7.
22 DGND
Digital Ground.
23 DVDD18 1.8 V Digital Supply.
24 P1D6
Port 1, Data Input D6.
25 P1D5
Port 1, Data Input D5.
26 P1D4
Port 1, Data Input D4.
27 P1D3
Port 1, Data Input D3.
28 P1D2
Port 1, Data Input D2.
29 P1D1
Port 1, Data Input D1.
30 P1D0
Port 1, Data Input D0 (LSB).
31 NC
No Connect.
32 DGND
Digital Ground.
Rev. B | Page 10 of 56
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