H8SSLASH2218 datasheet(69/750 Pages) RENESAS

69 / 750 page

Section 1 Overview

Rev.6.00 Jun. 03, 2008 Page 21 of 698

REJ09B0074-0600

1.5

Pin Functions

Pin No.

Type

Symbol

TFP-100G,

TFP-100GV

BP-112,

BP-112V

FP-64E,

FP-64EV,

TNP-64B,

TNP-64BV

I/O

Function

VCC

Input

Power supply pins. Connect all

these pins to the system power

supply.

VSS

Input

Ground pins. Connect all these pins

to the system power supply (0 V).

PLLVCC

Input

Power supply pin for an on-chip

PLL oscillator. Connect this pin to

the system power supply.

Power

supply

PLLVSS

Input

Ground pin for an on-chip PLL

oscillator

XTAL

G11

Input

For connection to a crystal

resonator. For examples of crystal

resonator connection and external

clock input, see section 19, Clock

Pulse Generator.

Clock

EXTAL

G10

Input

For connection to a crystal

resonator. An external clock can be

supplied from the EXTAL pin. For

examples of crystal resonator

connection and external clock input,

see section 19, Clock Pulse

Generator.

OSC1

OSC2

J11

J10

Input

For connection to a 32.768-kHz

crystal resonator. For examples of

crystal resonator connection, see

section 19, Clock Pulse Generator.

Output

Supplies the system clock to

external devices.

Operating

mode

control

MD2

MD1

MD0

Input

Set the operating mode. Inputs at

these pins cannot be modified

during operation.

Sets the operating mode. Inputs at

these pins should not be changed

during operation. Except for mode

changing, be sure to fix the levels

of the mode pins (MD2 to MD0) by

pulling them down or pulling them

up until the power turns off.

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