参数资料
型号: SN74LVTH16652MEAX
厂商: FAIRCHILD SEMICONDUCTOR CORP
元件分类: 总线收发器
英文描述: LVT SERIES, DUAL 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO56
封装: 0.300 INCH, MO-118, SSOP-56
文件页数: 2/9页
文件大小: 87K
代理商: SN74LVTH16652MEAX
www.fairchildsemi.com
2
74L
VTH16652
Connection Diagram
Pin Descriptions
Truth Table (Note 1)
H
= HIGH Voltage Level
L
= LOW Voltage Level
X
= Immaterial
= LOW-to-HIGH Clock Transition
Note 1: The data output functions may be enabled or disabled by various signals at OEAB or OEBA inputs. Data input functions are always enabled, i.e.,
data at the bus pins will be stored on every LOW-to-HIGH transition on the clock inputs. This also applies to data I/O (A and B: 8–15) and #2 control pins
Pin Names
Description
A0–A15
Data Register A Inputs/
3-STATE Outputs
B0–B15
Data Register B Inputs/
3-STATE Outputs
CPABn, CPBAn
Clock Pulse Inputs
SABn, SBAn
Select Inputs
OEABn, OEBAn
Output Enable Inputs
Inputs
Inputs/Outputs
Operating Mode
OEAB1 OEBA1 CPAB1 CPBA1 SAB1
SBA1
A0 thru A7
B0 thru B7
L
H
H or L
X
Input
Isolation
LH
X
Store A and B Data
XH
H or L
X
Input
Not Specified Store A, Hold B
HH
X
Input
Output
Store A in Both Registers
LX
H or L
X
Not Specified Input
Hold A, Store B
LL
X
Output
Input
Store B in Both Registers
L
X
L
Output
Input
Real-Time B Data to A Bus
L
X
H or L
X
H
Store B Data to A Bus
H
X
L
X
Input
Output
Real-Time A Data to B Bus
H
H or L
X
H
X
Stored A Data to B Bus
H
L
H or L
H
Output
Stored A Data to B Bus and
Stored B Data to A Bus
相关PDF资料
PDF描述
SN74LVTH16652MEA LVT SERIES, DUAL 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO56
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