參數(shù)資料
型號: 74ALVCH16646
廠商: NXP Semiconductors N.V.
英文描述: Quadruple Positive-NAND Gates With Schmitt-Trigger Inputs 14-TSSOP -40 to 85
中文描述: 16位總線收發(fā)器/寄存器三態(tài)
文件頁數(shù): 4/12頁
文件大?。?/td> 92K
代理商: 74ALVCH16646
Philips Semiconductors
Product specification
74ALVCH16646
16-bit bus transceiver/register (3-State)
1998 Sep 03
4
LOGIC DIAGRAM (one section)
S
Y
D
1
MUX
D
2
Q
D
FF
n
CP
S
Y
D
1
MUX
D
2
Q
D
FF
n
CP
V
CC
V
CC
OE
DIR
S
BA
CP
BA
S
AB
CP
AB
An
Bn
8 IDENTICAL CHANNELS
SY00012
FUNCTION TABLE
INPUTS
DATA I/O *
nAx
input
un*
FUNCTION
nOE
X
X
H
H
L
L
L
L
The data output functions may be enabled or disabled by various signals at the OE and DIR inputs. Data input functions are always enabled,
i.e., data at the bus inputs will be stored on every LOW-to-HIGH transition on the clock inputs.
un
= unspecified
H
= HIGH voltage level
L
= LOW voltage level
X
= don’t care
= LOW-to-HIGH level transition
nDIR
X
X
X
X
L
L
H
H
nCP
AB
X
H or L
X
X
X
H or L
nCP
BA
X
H or L
X
H or L
X
X
nS
AB
X
X
X
X
X
X
L
H
nS
BA
X
X
X
X
L
H
X
X
nBx
un*
input
store A, B unspecified*
store B, A unspecified*
store A and B data, isolation
hold storage
real-time B data to A bus
stored B data to A bus
real-time A data to B bus
stored A data to B bus
input
input
output
input
input
output
*
相關PDF資料
PDF描述
74ALVCH16652 16-bit transceiver/register with dual enable; 3-state
74ALVCH16821 Quadruple Positive-NAND Gates With Schmitt-Trigger Inputs 14-TSSOP -40 to 85
74ALVCH16823 Automotive Catalog Quadruple Positive-NAND Gates With Schmitt-Trigger Inputs 14-SOIC -40 to 125
74ALVCH16825 Automotive Catalog Quadruple Positive-NAND Gates With Schmitt-Trigger Inputs 14-TSSOP -40 to 125
74ALVCH16827 20-bit buffer/line driver, non-inverting 3-State
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