參數(shù)資料
型號: AD9520-4/PCBZ
廠商: Analog Devices Inc
文件頁數(shù): 10/80頁
文件大小: 0K
描述: BOARD EVAL FOR AD9520-4
設(shè)計資源: Synchronizing Multiple AD9910 1 GSPS Direct Digital Synthesizers (CN0121)
Phase Coherent FSK Modulator (CN0186)
AD9520 Eval Brd Schematic
AD9520 BOM
標準包裝: 1
主要目的: 計時,時鐘發(fā)生器
嵌入式:
已用 IC / 零件: AD9520-4
主要屬性: 1.4 ~ 1.8 GHz 輸出頻率
次要屬性: 接受 CMOS、LVDS 或者最高 250 MHz 的 LVPECL 基準
已供物品:
產(chǎn)品目錄頁面: 776 (CN2011-ZH PDF)
相關(guān)產(chǎn)品: AD9520-4BCPZ-REEL7-ND - IC CLOCK GEN 1.6GHZ VCO 64LFCSP
AD9520-4BCPZ-ND - IC CLOCK GEN 1.6GHZ VCO 64LFCSP
AD9520-4
Data Sheet
Rev. A | Page 18 of 80
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
NOTES
1. EXPOSED DIE PAD MUST BE CONNECTED TO GND.
PIN 1
INDICATOR
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
S
D
IO/S
D
A
S
DO
G
ND
SP1
SP0
EEPR
O
M
R
ESET
PD
O
UT
9
(
O
UT
9A)
O
UT
9
(
O
UT
9B)
V
S
_DRV
O
UT
10
(
O
UT
10A)
O
UT
10
(
O
UT
10B)
O
UT
11
(
O
UT
11A)
O
UT
11
(
O
UT
11B)
VS
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
RE
F
IN
(
RE
F
1)
RE
F
IN
(
RE
F
2)
C
PR
SET
VS
G
ND
R
SET
VS
O
UT
0
(
O
UT
0A)
O
UT
0
(
O
UT
0B)
V
S
_DRV
O
UT
1
(
O
UT
1A)
O
UT
1
(
O
UT
1B)
O
UT
2
(
O
UT
2A)
O
UT
2
(
O
UT
2B)
VS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
VS
REFMON
LD
VCP
CP
STATUS
REF_SEL
SYNC
LF
BYPASS
VS
CLK
CS
SCLK/SCL
OUT3 (OUT3A)
OUT3 (OUT3B)
VS_DRV
OUT4 (OUT4A)
OUT4 (OUT4B)
OUT5 (OUT5A)
OUT5 (OUT5B)
VS
OUT8 (OUT8B)
OUT8 (OUT8A)
OUT7 (OUT7B)
OUT7 (OUT7A)
VS_DRV
OUT6 (OUT6B)
OUT6 (OUT6A)
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
AD9520
TOP VIEW
(Not to Scale)
07217-
003
Figure 5. Pin Configuration
Table 21. Pin Function Descriptions
Pin No.
Input/
Output
Pin Type
Mnemonic
Description
1, 11, 12,
32, 40, 41,
49, 57, 60,
61
I
Power
VS
3.3 V Power Pins.
2
O
3.3 V CMOS
REFMON
Reference Monitor (Output). This pin has multiple selectable outputs.
3
O
3.3 V CMOS
LD
Lock Detect (Output). This pin has multiple selectable outputs.
4
I
Power
VCP
Power Supply for Charge Pump (CP); VS ≤ VCP ≤ 5.25 V. VCP must still be connected
to 3.3 V if the PLL is not used.
5
O
Loop filter
CP
Charge Pump (Output). This pin connects to an external loop filter; it can be left
unconnected if the PLL is not used.
6
O
3.3 V CMOS
STATUS
Programmable Status Output.
7
I
3.3 V CMOS
REF_SEL
Reference Select. This pin selects REF1 (low) or REF2 (high) and has an internal 30 k
pull-down resistor.
8
I
3.3 V CMOS
SYNC
Manual Synchronization and Manual Holdover. This pin initiates a manual
synchronization and is used for manual holdover. Active low. This pin has an
internal 30 k pull-up resistor.
9
I
Loop filter
LF
Loop Filter (Input). This pin connects internally to the VCO control voltage node.
10
O
Loop filter
BYPASS
This pin is for bypassing the LDO to ground with a 220 nF capacitor. It can be left
unconnected if the PLL is not used.
13
I
Differential
clock input
CLK
Along with CLK, this pin is the differential input for the clock distribution section.
14
I
Differential
clock input
CLK
Along with CLK, this pin is the differential input for the clock distribution section. If a
single-ended input is connected to the CLK pin, connect a 0.1 F bypass capacitor
from this pin to ground.
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