LSI53C040-160QFP LSI, LSI53C040-160QFP Datasheet - Page 69

• Manufacturer Part Number: LSI53C040-160QFP
• Manufacturer: LSI

Specifications of LSI53C040-160QFP

• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Supplier Unconfirmed

3.1.4 Power and Ground Signals
Table 3.8
1. For optimal operation, the power pins should be powered up at the same time or in this order:
Name
VSS_IO
VDD_IO
VSS_
SCSI
VDD_
SCSI
VSS_
CORE
VDD_
CORE
VDD_CORE, VDD_IO, VDD_SCSI.
71, 88, 154
38, 50, 57,
12, 24, 43,
62, 76, 83
1, 21, 33,
Power and Grounds Signals
100, 110,
120, 123,
105, 115,
128, 138,
133, 143
Number
65, 156
68, 159
148
Pin
Table 3.8
Safety Mode Signals
BGA Ball
H1, K13,
A10, C7,
E6, E10,
Number
G7, G8,
F7, G6,
B4, F4,
A3, N8
L9, N3
J8, D4
F11
H7
describes the signals for the Power and Ground Signals group.
Description
V
be connected to ground.
V
be connected to +3.3 V power supply.
V
Must be connected to ground.
V
Must be connected to +3.3 V power
supply.
V
connected to ground.
V
connected to +3.3 V power supply.
SS
DD
SS
DD
SS
DD
supply for I/O signal pins. Must
supply for SCSI I/O signal pins.
supply for core logic. Must be
supply for I/O signal pins. Must
supply for SCSI I/O signal pins.
supply for core logic. Must be
1
Pad Type
V
V
V
V
V
V
DD
DD
DD
SS
SS
SS
Resistor
Internal
–
–
–
–
–
–
3-17