HD6432351 datasheet(48/1025 Pages) RENESAS

48 / 1025 page

Section 1 Overview

Rev. 3.00 Sep 15, 2006 page 14 of 988

REJ09B0330-0300

1.3.3

Pin Functions

Table 1.3 outlines the pin functions of the H8S/2350 Group.

Table 1.3

Pin Functions

Pin No.

Type

Symbol

TFP-120 FP-128

I/O

Name and Function

Power supply

VCC

1, 33,

52, 76,

5, 39,

58, 84,

Input

Power supply: For connection to the

power supply. All VCC pins should be

connected to the system power

supply.

VSS

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 VSS pins should be

connected to the system power

supply (0 V).

Clock

XTAL

Input

Connects to a crystal oscillator.

See section 19, Clock Pulse

Generator, for typical connection

diagrams for a crystal oscillator and

external clock input.

EXTAL

Input

Connects to a crystal oscillator.

The EXTAL pin can also input an

external clock.

See section 19, Clock Pulse

Generator, for typical connection

diagrams for a crystal oscillator and

external clock input.

Output System clock: Supplies the system

clock to an external device.

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