参数资料
型号: 74ALS648N
厂商: NXP SEMICONDUCTORS
元件分类: 通用总线功能
英文描述: Transceiver/register
中文描述: ALS SERIES, 8-BIT REGISTERED TRANSCEIVER, INVERTED OUTPUT, PDIP24
封装: 0.300 INCH, PLASTIC, DIP-24
文件页数: 4/13页
文件大小: 155K
代理商: 74ALS648N
Philips Semiconductors
Product specification
74ALS646/74ALS646-1
74ALS648/74ALS648-1
Transceiver/register
1991 Feb 08
4
BUS MANAGEMENT FUNCTIONS
The following examples demonstrate the four fundamental
bus-management functions that can be performed with the
74ALS646/646-1 and 74ALS648/648-1.
The select pins determine whether data is stored or transferred
through the device in real time.
The DIR determines which bus will receive data when the OE pin is
Low.
REAL TIME BUS TRANSFER
BUS B TO BUS A
REAL TIME BUS TRANSFER
BUS A TO BUS B
STORAGE FROM
A, B, OR A AND B
TRANSFER STORED DATA
TO A AND/OR B
OE DIR CPABCPBA SAB SBA
L
L
X
X
X
L
BUS A
BUS A
BUS A
BUS A
BUS B
BUS B
BUS B
BUS B
OE DIR CPABCPBA SAB SBA
L
H
X
X
L
X
OE DIR CPABCPBA SAB SBA
X
X
X
X
X
H
X
X
X
X
X
X
X
X
OE DIR CPABCPBA SAB SBA
L
L
X
H or L
L
H
H or L
X
H
H
X
X
SF00392
相关PDF资料
PDF描述
74ALS651-1 Octal transceiver/register, inverting (3-State)(八通道收发器/寄存器,反向(三态))
74ALS651 Transceiver/register
74ALS651D Transceiver/register
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相关代理商/技术参数
参数描述
74ALS651 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Transceiver/register
74ALS651-1 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Transceiver/register
74ALS651-1D 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Transceiver/register
74ALS651-1N 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Transceiver/register
74ALS651D 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Transceiver/register