參數(shù)資料
型號(hào): 74AC245MTC
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: Octal Bidirectional Transceiver with 3-STATE Inputs/Outputs
中文描述: AC SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20
封裝: 4.40 MM, LEAD FREE, MO-153AC, TSSOP-20
文件頁(yè)數(shù): 2/9頁(yè)
文件大?。?/td> 265K
代理商: 74AC245MTC
74AC245
2/9
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
TRUTH TABLE
X : Don’t Care
Z : High Impedance
ABSOLUTE MAXIMUM RATINGS
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied.
RECOMMENDED OPERATING CONDITIONS
1) V
IN
from 30% to 70% of V
CC
PIN No
SYMBOL
NAME AND FUNCTION
1
DIR
Directional Control
Data Inputs/Outputs
2, 3, 4, 5, 6,
7, 8, 9
18, 17, 16,
15, 14, 13,
12, 11
19
10
20
A1 to A8
B1 to B8
Data Inputs/Outputs
G
Output Enable Input
Ground (0V)
Positive Supply Voltage
GND
V
CC
INPUTS
FUNCTION
OUTPUT
G
DIR
A BUS
B BUS
Yn
L
L
H
L
H
X
OUTPUT
INPUT
Z
INPUT
OUTPUT
Z
A = B
B = A
Z
Symbol
Parameter
Value
Unit
V
CC
V
I
V
O
I
IK
I
OK
I
O
Supply Voltage
DC Input Voltage
DC Output Voltage
DC Input Diode Current
DC Output Diode Current
DC Output Current
I
CC
or I
GND
DC V
CC
or Ground Current
T
stg
Storage Temperature
T
L
Lead Temperature (10 sec)
-0.5 to +7
-0.5 to V
CC
+ 0.5
-0.5 to V
CC
+ 0.5
±
20
±
20
±
50
±
400
-65 to +150
300
V
V
V
mA
mA
mA
mA
°C
°C
Symbol
Parameter
Value
Unit
V
CC
V
I
V
O
T
op
dt/dv
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature
Input Rise and Fall Time V
CC
= 3.0, 4.5 or 5.5V (note 1)
2 to 6
0 to V
CC
0 to V
CC
-55 to 125
8
V
V
V
°C
ns/V
相關(guān)PDF資料
PDF描述
74AC245PC Octal Bidirectional Transceiver with 3-STATE Inputs/Outputs
74AC245SC Octal Bidirectional Transceiver with 3-STATE Inputs/Outputs
74AC245SJ Octal Bidirectional Transceiver with 3-STATE Inputs/Outputs
74AC245MTCX CMOS, Parallel Loading, Dual, 12-Bit Multiplying DAC
74AC245SCX Single 8-bit Bus Transceiver
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