AD9945(RevC) データシートの表示（PDF） - Analog Devices
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AD9945 Datasheet PDF : 14 Pages
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AD9945
OUTLINE DIMENSIONS
PIN 1
INDICATOR
0.80
0.75
0.70
SEATING
PLANE
5.10
5.00 SQ
4.90
TOP VIEW
0.50
BSC
0.30
0.25
0.18
25
32
24
1
EXPOSED
PAD
PIN 1
INDICATOR
3.25
3.10 SQ
2.95
17
8
0.50
0.40
16
9
BOTTOM VIEW
0.25 MIN
0.30
0.05 MAX
0.02 NOM
FOR PROPER CONNECTION OF
THE EXPOSED PAD, REFER TO
THE PIN CONFIGURATION AND
FUNCTION DESCRIPTIONS
SECTION OF THIS DATA SHEET.
COPLANARITY
0.08
0.20 REF
COMPLIANT TO JEDEC STANDARDS MO-220-WHHD.
Figure 12. 32-Lead Lead Frame Chip Scale Package [LFCSP_WQ]
5 mm × 5 mm Body, Very Very Thin Quad
(CP-32-7)
Dimensions shown in millimeters
ORDERING GUIDE
Model1
AD9945KCPZ
AD9945KCPZRL7
Temperature Range
−20°C to +85°C
−20°C to +85°C
Package Description
32-Lead Lead Frame Chip Scale Package [LFCSP_WQ]
32-Lead Lead Frame Chip Scale Package [LFCSP_WQ]
1 Z = RoHS Compliant Part.
Package Option
CP-32-7
CP-32-7
REVISION HISTORY
5/13—Rev. B to Rev. C
Updated Outline Dimensions........................................................14
Changes to Ordering Guide...........................................................14
1/11—Rev. A to Rev. B
Changed 140 mW to 160 mW Throughout ..................................1
Changes to Power Supply Voltage Parameter and Power
Consumption, Normal Operation (DRVDD Power not
Included) Parameter in General Specifications Table ..................2
Changed 2.7 V to 2.85 V in Digital Specifications Table
Summary ............................................................................................2
Changes to System Specifications Table Summary.......................3
Added Low Gain Mode Parameter in System Specifications
Table ....................................................................................................3
Added Exposed Pad Notation to Pin Configuration....................5
Changes to TPC 1..............................................................................7
Changes to Table 1 ............................................................................ 8
Changes to Figure 4 and Figure 5 ................................................... 9
Added Required Start-Up Write Section .....................................13
Changes to Grounding and Decoupling Recommendations
Section ..............................................................................................13
Moved Ordering Guide ..................................................................14
Changes to Ordering Guide...........................................................14
11/03—Rev. 0 to Rev. A
Changes to Timing Specifications................................................... 4
Changes to Ordering Guide.............................................................4
Changes to Figure 11 ......................................................................13
Updated Outline Dimensions........................................................14
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D03636-0-5/13(C)
Rev. C | Page 14 of 14
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