AD9953-PCB Analog Devices, Inc., AD9953-PCB Datasheet - Page 7

• Manufacturer Part Number: AD9953-PCB
• Description: 400 Msps 14-bit, 1.8v Cmos Direct Digital Synthesizer
• Manufacturer: Analog Devices, Inc.

PIN CONFIGURATION
Note that the exposed paddle on the bottom of the package forms an electrical connection for the DAC and must be attached to
analog ground. Note that Pin 43, DVDD_I/O, can be powered to 1.8 V or 3.3 V; however, the DVDD pins (Pin 2 and Pin 34) can only
be powered to 1.8 V.
CLKMODESELECT
CRYSTAL OUT
LOOP_FILTER
OSC/REFCLK
OSC/REFCLK
I/O UPDATE
DGND
AGND
AGND
DVDD
AVDD
AVDD
10
11
12
1
2
3
4
5
6
7
8
9
48
13
47
14
46
15
Figure 3. 48-Lead TQFP/EP
45
16
Rev. 0 | Page 7 of 32
44
17
(Not to Scale)
AD9953
TOP VIEW
43
18
42
19
41
20
40
21
39
22
38
23
37
24
36
35
34
33
31
29
28
27
26
25
32
30
RESET
PWRDWNCTL
DVDD
DGND
AGND
AGND
AGND
AVDD
AGND
AVDD
AGND
AVDD
AD9953