参数资料
型号: 74ALS652
厂商: NXP Semiconductors N.V.
英文描述: Transceiver/register
中文描述: 收发器/注册
文件页数: 2/13页
文件大小: 156K
代理商: 74ALS652
Philips Semiconductors
Product specification
74ALS651/74ALS651-1
74ALS652/74ALS652-1
Transceiver/register
74ALS651/651-1
74ALS652/652-1
Octal transceiver/register, inverting (3-State)
Octal transceiver/register, non-inverting (3-State)
2
1991 Feb 08
853–1407 01670
FEATURES
Independent registers for A and B buses
Multiplexed real-time and stored data
Choice of non-inverting and inverting data paths
3-State outputs
The -1 versions sinks 48mA I
OL
within the
±
5% V
CC
range
DESCRIPTION
The 74LAS651 and 74ALS652 transceivers/registers consist of bus
transceiver circuits with 3-State outputs, D-type flip-flops, and
control circuitry arranged for multiplexed transmission of data
directly from the input bus or the internal registers. Data on the A or
B bus will be clocked into the registers as the appropriate clock pin
goes High. Output enable (OEAB, OEBA) and select (SAB, SBA)
pins are provided for bus management. The 74LAS651-1 and
74ALS652-1 will sink 48mA if the V
CC
is limited to 5.0V
±
0.25V.
TYPE
TYPICAL
f
MAX
TYPICAL
SUPPLY CURRENT
(TOTAL)
74ALS651/74ALS651-1
140MHz
40mA
74ALS652/74ALS652-1
140MHz
46mA
ORDERING INFORMATION
ORDER CODE
DESCRIPTION
COMMERCIAL RANGE
V
CC
= 5V
±
10%,
T
amb
= 0
°
C to +70
°
C
DRAWING
NUMBER
24-pin plastic DIP
74ALS651N, 74ALS651-1N,
74ALS652N, 74ALS652-1N
SOT222-1
24-pin plastic SOL
74ALS651D, 74ALS651-1D,
74ALS652D, 74ALS652-1D
SOT137-1
INPUT AND OUTPUT LOADING AND FAN-OUT TABLE
PINS
DESCRIPTION
74ALS (U.L.)
HIGH/LOW
LOAD VALUE
HIGH/LOW
A0 – A7
A inputs
1.0/1.0
70
μ
A/0.1mA
70
μ
A/0.1mA
20
μ
A/0.1mA
20
μ
A/0.1mA
20
μ
A/0.1mA
20
μ
A/0.1mA
20
μ
A/0.1mA
20
μ
A/0.1mA
B0 – B7
B inputs
1.0/1.0
CPAB
A-to-B clock input
1.0/1.0
CPBA
B-to-A clock input
1.0/1.0
SAB
A-to-B select input
1.0/1.0
SBA
B-to-A select input
1.0/1.0
OEAB
A-to-B output enable input
1.0/1.0
OEBA
B-to-A output enable input
1.0/1.0
A0 – A7, B0 – B7
A, B outputs
750/240
15mA/24mA
A0 – A7, B0 – B7
NOTE:
One (1.0) ALS unit load is defined as: 20
μ
A in the High state and 0.1mA in the Low state.
A, B outputs (-1 version)
750/480
15mA/48mA
相关PDF资料
PDF描述
74ALS652-1 Transceiver/register
74ALS652-1D Transceiver/register
74ALS652-1N Transceiver/register
74ALS652D Transceiver/register
74ALS652N Transceiver/register
相关代理商/技术参数
参数描述
74ALS652-1 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Transceiver/register
74ALS652-1D 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Transceiver/register
74ALS652-1N 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Transceiver/register
74ALS652A1NT 制造商: 功能描述: 制造商:undefined 功能描述:
74ALS652D 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Transceiver/register