For all waveforms, V
參數(shù)資料
型號(hào): N74F1244N,602
廠商: NXP Semiconductors
文件頁(yè)數(shù): 5/8頁(yè)
文件大小: 0K
描述: IC BUFF/DVR TRI-ST DUAL 20DIP
標(biāo)準(zhǔn)包裝: 720
系列: 74F
邏輯類(lèi)型: 緩沖器/線(xiàn)路驅(qū)動(dòng)器,非反相
元件數(shù): 2
每個(gè)元件的位元數(shù): 4
輸出電流高,低: 15mA,64mA
電源電壓: 4.5 V ~ 5.5 V
工作溫度: 0°C ~ 70°C
安裝類(lèi)型: 通孔
封裝/外殼: 20-DIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 20-DIP
包裝: 管件
其它名稱(chēng): 568-3163-5
933768990602
N74F1244N
Philips Semiconductors
Product specification
74F1244
Octal buffer (3-State)
1989 Apr 04
5
AC WAVEFORMS
For all waveforms, VM = 1.5V.
VM
Yn
Ian, Ibn
tPLH
tPHL
SF00231
Waveform 1.
For Non-Inverting Outputs
VOH–0.3V
VM
Yn
tPZH
tPHZ
SF00233
OEn
0V
Waveform 2.
3-State Output Enable Time to High Level and
Output Disable Time from High Level
VOL+0.3V
VM
Yn
tPZL
tPLZ
SF00234
OEn
3.5V
Waveform 3.
3-State Output enable Time to Low Level and
Output Disable Time from Low Level
TEST CIRCUIT AND WAVEFORMS
tw
90%
VM
10%
90%
VM
10%
90%
VM
10%
90%
VM
10%
NEGATIVE
PULSE
POSITIVE
PULSE
tw
AMP (V)
0V
tTHL (tf )
INPUT PULSE REQUIREMENTS
rep. rate
tw
tTLH
tTHL
1MHz
500ns
2.5ns
Input Pulse Definition
VCC
family
74F
D.U.T.
PULSE
GENERATOR
RL
CL
RT
VIN
VOUT
Test Circuit for 3-State Outputs
DEFINITIONS:
RL = Load resistor;
see AC electrical characteristics for value.
CL = Load capacitance includes jig and probe capacitance;
see AC electrical characteristics for value.
RT = Termination resistance should be equal to ZOUT of
pulse generators.
tTHL (tf )
tTLH (tr )
AMP (V)
amplitude
3.0V
1.5V
VM
RL
7.0V
SF00777
TEST
SWITCH
tPLZ
closed
tPZL
closed
All other
open
SWITCH POSITION
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
N74F1244N-B 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Dual 4-Bit Non-Inverting Buffer/Driver
N74F1245D 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:Octal transceiver 3-State
N74F1245DB 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Single 8-bit Bus Transceiver
N74F1245D-T 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Single 8-bit Bus Transceiver
N74F1245N 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:Octal transceiver 3-State