參數(shù)資料
型號(hào): 74AHC244
廠商: NXP Semiconductors N.V.
英文描述: Quad 2-Input Positive-NAND Gates 14-TSSOP -40 to 85
中文描述: 八路緩沖器/線路驅(qū)動(dòng)器,3態(tài)
文件頁數(shù): 10/16頁
文件大?。?/td> 80K
代理商: 74AHC244
1999 Sep 28
10
Philips Semiconductors
Product specification
Octal buffer/line driver; 3-state
74AHC244; 74AHCT244
Fig.5 The 3-state output enable and disable times.
handbook, full pagewidth
MNA172
tPLZ
tPHZ
outputs
disabled
outputs
enabled
VOH
0.3 V
VOL
+
0.3 V
outputs
enabled
OUTPUT
LOW-to-OFF
OFF-to-LOW
OUTPUT
HIGH-to-OFF
OFF-to-HIGH
nOE INPUT
VI
VCC
VM
VOL
VOH
GND
GND
tPZL
tPZH
VM
VM
FAMILY
V
I
INPUT
REQUIREMENTS
V
M
INPUT
V
M
OUTPUT
AHC
AHCT
GND to V
CC
GND to 3.0 V
50% V
CC
1.5 V
50% V
CC
50% V
CC
Fig.6 Load circuitry for switching times.
TEST
S
1
t
PLH
/t
PHL
t
PLZ
/t
PZL
t
PHZ
/t
PZH
open
V
CC
GND
handbook, full pagewidth
open
GND
VCC
VCC
VI
VO
MNA183
D.U.T.
CL
RT
1000
PULSE
GENERATOR
S1
相關(guān)PDF資料
PDF描述
74AHCT245 Quadruple 2-Input Positive-AND Gates 14-SSOP -40 to 85
74AHC245 Octal bus transceiver; 3-state(八通道總線收發(fā)器;三態(tài))
74AHC245PWDH Octal bus transceiver; 3-state
74AHCT257 Quadruple 2-Input Positive-AND Gates 14-SOIC -40 to 85
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74AHC244BQ 制造商:NXP Semiconductors 功能描述:IC BUFFER/DRIVER TRI-ST VQFN
74AHC244BQ,115 功能描述:緩沖器和線路驅(qū)動(dòng)器 OCTAL BUFFER 3-STATE RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
74AHC244BQ-G 功能描述:緩沖器和線路驅(qū)動(dòng)器 OCTAL BUFFER 3-STATE RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
74AHC244BQ-Q100,11 制造商:NXP Semiconductors 功能描述:Buffer/Line Driver 8-CH Non-Inverting 3-ST CMOS 20-Pin DHVQFN EP T/R 制造商:NXP Semiconductors 功能描述:74AHC244BQ-Q100/DHVQFN20/REEL7 - Tape and Reel 制造商:NXP Semiconductors 功能描述:IC BUFFER LINE DVR OCT 20DHVQFN
74AHC244BQ-Q100,115 制造商:NXP Semiconductors 功能描述: