Datasheet

Section 1 Overview
Rev.6.00 Sep. 27, 2007 Page 24 of 1268
REJ09B0220-0600
1.3.3 Pin Functions
Table 1.3 Pin Functions
Pin No.
Type Symbol TFP-120 FP-128B I/O Name and Function
Power V
CC
1, 33,
52, 76,
81
5, 39,
58, 84,
89
Input Power supply: For connection to the
power supply. All V
CC
pins should be
connected to the system power
supply.
V
SS
6, 15,
24, 38,
47, 59,
79, 104
3, 10,
19, 28,
35, 36,
44, 53,
65, 67,
68, 87,
99, 100,
114
Input Ground: For connection to ground
(0 V). All V
SS
pins should be
connected to the system power
supply (0 V).
Clock XTAL 77 85 Input Connects to a crystal resonator.
See section 20, Clock Pulse
Generator for typical connection
diagrams for a crystal resonator and
external clock input.
EXTAL 78 86 Input Connects to a crystal resonator.
The EXTAL pin can also input an
external clock.
See section 20, Clock Pulse
Generator for typical connection
diagrams for a crystal resonator and
external clock input.
φ 80 88 Output System clock: Supplies the system
clock to an external device.