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: 4/9页
文件大小: 87K
代理商: SN74LVTH16652MEAX
www.fairchildsemi.com
4
74L
VTH16652
Functional Description
In the transceiver mode, data present at the HIGH imped-
ance port may be stored in either the A or B register or
both.
The select (SABn, SBAn) controls can multiplex stored and
real-time.
The examples below demonstrate the four fundamental
bus-management functions that can be performed with the
LVTH16652.
Data on the A or B data bus, or both can be stored in the
internal D flip-flop by LOW-to-HIGH transitions at the
appropriate Clock Inputs (CPABn, CPBAn) regardless of
the Select or Output Enable Inputs. When SAB and SBA
are in the real time transfer mode, it is also possible to
store data without using the internal D flip-flops by simulta-
neously enabling OEABn and OEBAn. In this configuration
each Output reinforces its Input. Thus when all other data
sources to the two sets of bus lines are in a HIGH imped-
ance state, each set of bus lines will remain at its last state.
Real-Time Transfer
Bus B to Bus A
Storage
Real-Time Transfer
Bus A to Bus B
Transfer Storage
Data to A or B
OEAB1 OEBA1 CPAB1 CPBA1 SAB1 SBA1
LL
X
L
OEAB1 OEBA1 CPAB1 CPBA1 SAB1 SBA1
XH
XX
X
LX
X
XX
LH
XX
OEAB1 OEBA1 CPAB1 CPBA1 SAB1 SBA1
HH
X
L
X
OEAB1 OEBA1 CPAB1 CPBA1 SAB1 SBA1
HL
H or L
H
相关PDF资料
PDF描述
SN74LVTH16652MEA LVT SERIES, DUAL 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO56
SN74LVTH16835DGG LVT SERIES, 18-BIT DRIVER, TRUE OUTPUT, PDSO56
SN74LVTH240ADW LVT SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDSO20
SN74LVTH240ADBR LVT SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDSO20
SN74LVTH573DGVR LVT SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDSO20
相关代理商/技术参数
参数描述
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SN74LVTH16835DL 功能描述:总线收发器 Tri-State ABT 18-Bit RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel
SN74LVTH16835DLG4 功能描述:总线收发器 8-Bit To 9-Bit Parity Transceivers RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel
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