SNR016 データシートの表示（PDF） - Sonix Technology Co., Ltd

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SNR016

16M-bit Mask ROM

Sonix Technology Co., Ltd 

SNR016

16M-bit Mask ROM

1. INTRODUCTION

The SNR016 is a signal power, 16M-bit, read only memory. It is organized as 2M bytes,

operates for single 3V power supply, support static standby mode. The SNR016

embedded two different interfaces, one is a standard 8-bit interface bus which

compatible with SNL310, another one is a special 8-bit AD (address/data) bus which

compatible with SNC710.

SNR016 offers automatic power-down, with power-down controlled by the chip enable

“CEB”. When chip enable goes to high, SNR016 will entry power-down mode in order

to save the power consumption.

2. FEATURES

♦ Power supply: 2.4V ~ 3.6V

♦ Memory Size: 16M-bit

♦ Totally static operation

♦ Embedded a standard 8-bit bus interface compatible with SNL310 or a 8-bit AD

(address/data) bus interface compatible with SNC710

♦ Access time: 200ns @3V

3. PIN ASSIGNMENTS

Symbol

TYPE

A[8..20]

A[7]

A[6]

A[5]

A[4]

A[3]

A[2]

A[1]

A[0]

D[0..7]

CEB

OEB

VDD

GND

I/O Standard ROM interface

I 0: Standard ROM type

I Standard ROM Address [8..20]

I Standard ROM Address A7

I Standard ROM Address A6

I Standard ROM Address A5

I Standard ROM Address A4

I Standard ROM Address A3

I Standard ROM Address A2

I Standard ROM Address A1

I Standard ROM Address A0

I/O Standard ROM Data [0..7]

I Standard ROM Chip Enable

I Standard ROM Output Enable

P 3.3volt Positive Power supply

P Ground

AD Bus interface

1: AD Bus interface

NC

TESTM

Bank Select 4

Bank Select 3

Bank Select 2

Bank Select 1

NC

ALECLK

READY

Address/Data bus [0..7]

Chip Enable

NC

3.3volt Positive Power supply

Ground

Ver. 1.4

3

October 21, 2005

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