VSC7938 Datasheet, PDF (5/16 Pages) Vitesse Semiconductor Corporation – Laser Diode Driver with Automatic Power Control

VITESSE
SEMICONDUCTOR CORPORATION
Preliminary Data Sheet
VSC7938
SONET/SDH 3.125Gb/s
Laser Diode Driver with Automatic Power Control
Table 4: Pad Coordinates
Signal
Name
GND2
GND1
VCC1
DATA+
DATA-
VCC1
GND1
VCC1
CLK+
CLK-
VCC1
GND1
LATCH
ENABLE
DISABLE
GND1
SLWSTRT
VCC1
FAIL
GND4
PB_GND
APCFILT
GND4
VCC4
Pad
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Coordinates (µm)
X
1613.55
1414.525
1289.525
1174.525
1059.525
944.525
829.525
714.525
599.525
484.525
369.525
159.45
159.45
159.45
159.45
159.45
159.45
159.45
159.45
159.45
159.45
159.45
159.45
159.45
Y
1863.475
2073.55
2073.55
2073.55
2073.55
2073.55
2073.55
2073.55
2073.55
2073.55
2073.55
1863.475
1748.475
1633.475
1518.475
1403.475
1288.475
1058.475
1058.475
828.475
828.475
598.475
598.475
483.475
Signal
Name
BIAS
PB_GND
VCC4
DB_OUT+
OUT+
OUT-
DB_OUT-
VCC4
GND4
GND3
MD
GND3
VCC3
CAPC
PB_GND
GND3
PB_GND
GND2
AUTSEL
APCSET
GND2
MODSET
BIASMAX
VCC2
Pad
Number
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
Coordinates (µm)
X
159.45
369.525
484.525
599.525
714.525
829.525
944.525
1059.525
1174.525
1289.525
1404.525
1613.55
1613.55
1613.55
1613.55
1613.55
1613.55
1613.55
1613.55
1613.55
1613.55
1613.55
1613.55
1613.55
Y
368.475
159.45
159.45
159.45
159.45
159.45
159.45
159.45
159.45
159.45
159.45
368.475
483.475
598.475
713.475
828.475
943.475
1058.475
1173.475
1288.475
1403.475
1518.475
1633.475
1748.475
G52349-0, Rev 3.0
01/20/01
© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012
Tel: (800) VITESSE • FAX: [phone] • Email: [e-mail]
Internet: www.vitesse.com
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