LM98640QML-SP Datasheet, PDF (3/54 Pages) Texas Instruments – Dual Channel, 14-Bit, 40 MSPS Analog Front End with LVDS Output

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5 Pin Configuration and Functions
68-Pin QFP
Package NBB0068D
Top View
LM98640QML-SP
SNAS461D – MAY 2010 – REVISED SEPTEMBER 2015
VCOM1
VDD33
VDD33
VSS33
VSS33
OS₁-
OS₁+
VSS33
VCLP
VSS33
OS₂+
OS₂-
VSS33
VSS33
VDD33
VDD33
VCOM2
68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52
1
51
2
50
VSS33
3
49
4
48
5
47
6
46
7
45
8
LM98640
44
9
68 Pin Ceramic QFP with Exposed Pad
43
(top view, exposed pad on bottom of package, not to scale)
10
42
11
41
12
40
13
39
14
* Exposed pad is for thermal dissipation and must
38
be soldered to ground plane to ensure rated
15
performance.
37
16
36
17
35
18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
ATB0
VDD18
VSS18
TXCLK-
TXCLK+
TXOUT0-
TXOUT0+
TXOUT1-
TXOUT1+
TXOUT2-
TXOUT2+
TXOUT3-
TXOUT3+
TXFRM-
TXFRM+
VSS18
VDD18
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