UPD70208HGF-10-3B9 Просмотр технического описания (PDF) - NEC => Renesas Technology

Номер в каталоге

Компоненты Описание

Список матч

UPD70208HGF-10-3B9

V40HL™, V50HL™ 16/8, 16-BIT MICROPROCESSOR

NEC => Renesas Technology 

µPD70208H, 70216H

1.2 PROCESSING OF UNUSED PINS

Table 1-1 shows the processing (recommended connection) of the unused pins. Use of a resistor with a resistance of

1 to 10 kΩ is recommended to connect these pins to VDD or GND via resistor.

Table 1-1. Processing of Unused Pins

Pin Name

AD0 to AD15Note 1

AD0 to AD7Note 2

A8 to A15Note 2

A16/PS0 to A19/PS3

REFRQ

HLDRQ

HLDAK

RESOUT

READY

NMI

MRD

MWR

IORD

IOWR

ASTB

UBENote 1

HighNote 2

BUSLOCK

POLL

BUFR/W

BUFEN

CLKOUT

BS0 to BS2

QS0, QS1

TOUT2

TCTL2

TCLK

INTP1 to INTP7

INTAK/SRDY/TOUT1

DMAAK3/TxD

DMARQ3/RxD

DMAAK0 to DMAAK2

DMARQ0 to DMARQ2

END/TC

Input/Output

3-state I/O

3-state I/O

3-state output

3-state output

Output

Input

Output

Output

Input

Input

3-state output

3-state output

3-state output

3-state output

Output

3-state output

Output

3-state output

Input

3-state output

3-state output

Output

3-state output

Output

Output

Input

Input

Input

Output

Output

Input

Output

Input

I/O

Open

Recommended Connection

Connect to GND via resistor

Open

Open

Connect to VDD via resistor

Connect to GND via resistor

Open

Connect to GND via resistor

Open

Open

Connect to GND via resistor

Open

Connect to GND via resistor

Open

Connect to GND via resistor

Individually connect to VDD via resistor

Notes 1. V50HL only

2. V40HL only

Data Sheet U13225EJ4V0DS00

17

Share Link: