參數(shù)資料
型號： N74F1244D-T
廠商： NXP SEMICONDUCTORS
元件分類： 總線收發(fā)器
英文描述： Octal buffer (3-State) - Description: Buffer/Light Load F244 (3-State) ; Logic switching levels: TTL ; Number of pins: 20 ; Output drive capability: -15/+64 mA ; Propagation delay: 5 ns; Voltage: 4.5-5.5 V
中文描述： F/FAST SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝： PLASTIC, SOL-20
文件頁數(shù)： 3/8頁
文件大?。?/td> 85K
代理商： N74F1244D-T
Philips Semiconductors
Product specification
74F1244
Octal buffer (3-State)
1989 Apr 04
3
LOGIC DIAGRAM
VCC = Pin 20
Ia0
SF00230
OEa
Ia3
Ia2
Ia1
2
4
6
8
1
Ya0
Ya1
Ya2
Ya3
18
16
14
12
Ib0
Ib1
Ib2
Ib3
OEb
17
15
13
11
19
3
5
7
9
Yb0
Yb1
Yb2
Yb3
GND = Pin 10
FUNCTION TABLE
INPUTS
OUTPUTS
OEa
Ia
OEb
Ib
Ya
Yb
L
H
L
H
X
H
X
Z
H = High voltage level
L
= Low voltage level
X = Don’t care
Z = High impedance “off” state
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limit set forth in this table may impair the useful life of the device.
Unless otherwise noted these limits are over the operating free-air temperature range.)
SYMBOL
PARAMETER
RATING
UNIT
VCC
Supply voltage
–0.5 to +7.0
V
VIN
Input voltage
–0.5 to +7.0
V
IIN
Input current
–30 to +5
mA
VOUT
Voltage applied to output in High output state
–0.5 to VCC
V
IOUT
Current applied to output in Low output state
128
mA
Tamb
Operating free-air temperature range
0 to +70
°C
Tstg
Storage temperature range
–65 to +150
°C
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
UNIT
SYMBOL
PARAMETER
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5.0
5.5
V
VIH
High-level input voltage
2.0
V
VIL
Low-level input voltage
0.8
V
IIK
Input clamp current
–18
mA
IOH
High-level output current
–15
mA
IOL
Low-level output current
64
mA
Tamb
Operating free-air temperature range
0
+70
°C
相關(guān)PDF資料
PDF描述
N74F125D-T Quad buffers (3-State) - Description: Quad Buffer/Line Driver with Active LOW Output Enable (3-State) ; Logic switching levels: TTL ; Number of pins: 14 ; Output drive capability: -15/+64 mA ; Propagation delay: 5 ns; Voltage: 4.5-5.5 V
N74F126D-T Quad buffers (3-State) - Description: Quad Buffer/Line Driver with Active HIGH Output Enable (3-State) ; Logic switching levels: TTL ; Number of pins: 14 ; Output drive capability: -15/+64 mA ; Propagation delay: 5 ns; Voltage: 4.5-5.5 V
N74F138D-T 1-of-8 decoder/demultiplexer - Description: 3-to-8 Line Decoder/Demultiplexer; Inverting ; Logic switching levels: TTL ; Number of pins: 16 ; Output drive capability: -1/+20 mA ; Propagation delay: 6.1 ns; Voltage: 4.5-5.5 V
N74F139D-T Dual 1-of-4 decoder/demultiplexer - Description: Dual 2-to-4 Line Decoder/Demultiplexer ; Logic switching levels: TTL ; Number of pins: 16 ; Output drive capability: -1/+20 mA ; Propagation delay: 5.3 ns; Voltage: 4.5-5.5 V
N74F164D-T 8-bit serial-in parallel-out shift register - Description: 8-Bit Serial-In/Parallel-Out Shift Register ; F<sub>max</sub>: 100 MHz; Logic switching levels: TTL ; Number of pins: 14 ; Output drive capability: -1/+20 mA ; Propagation delay: 7 ns; Voltage: 4.5-5.5 V
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
N74F1244N 功能描述:緩沖器和線路驅(qū)動器 OCTAL BUS/LINE DRIVR 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 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
N74F1244N,602 功能描述:緩沖器和線路驅(qū)動器 OCTAL BUS/LINE DRIVR 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 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
N74F1244N-B 制造商:未知廠家 制造商全稱: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:NXP Semiconductors 功能描述:Octal transceiver 3-State
N74F1245DB 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Single 8-bit Bus Transceiver
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