SH7050 datasheet(29/841 Pages) RENESAS

29 / 841 page

Section 1 Overview

Rev. 5.00 Jan 06, 2006 page 9 of 818

REJ09B0273-0500

1.3.2

Pin Functions

Table 1.2 summarizes the pin functions.

Table 1.2

Pin Functions

Type

Symbol

Pin No.

I/O

Name

Function

Power supply

13, 21, 29,

37, 47, 55,

72, 79, 89,

97, 105,

113, 130,

158

Input

Power supply

For connection to the power

supply.

Connect all V

CC pins to the

system power supply. The

chip will not operate if there

are any open pins.

7, 15, 23,

31, 39, 49,

57, 64, 70,

81, 91, 99,

107, 115,

136, 164

Input

Ground

For connection to ground.

Connect all V

SS pins to the

system ground. The chip will

not operate if there are any

open pins.

Flash memory FWE

118

Input

Flash write

enable

Connected to ground in

normal operation.

Apply V

CC during on-board

programming. (Not included

in mask ROM version.)

Clock

PLLV

121

Input

PLL power

supply

On-chip PLL oscillator power

supply.

For power supply connection,

see section 4, Clock Pulse

Generator.

PLLV

123

Input

PLL ground

On-chip PLL oscillator

ground.

For power supply connection,

see section 4, Clock Pulse

Generator.

PLLCAP

122

Input

PLL

capacitance

On-chip PLL oscillator

external capacitance

connection pin.

For external capacitance

connection, see section 4,

Clock Pulse Generator.

SH7050 Datasheet(PDF) 29 Page - Renesas Technology Corp

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