參數(shù)資料
型號(hào): 74F2244PC
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: Octal Buffer/Line Driver with 25X Series Resistors in Outputs
中文描述: F/FAST SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20
封裝: 0.300 INCH, PLASTIC, DIP-20
文件頁(yè)數(shù): 3/10頁(yè)
文件大小: 95K
代理商: 74F2244PC
Philips Semiconductors
Octal buffer with 30
equivalent output termination
(3-State)
Product specification
74F2244
1994 Dec 05
3
IEC/IEEE SYMBOL
1
2D
EN1
EN2
1
2
19
2
4
6
8
17
15
13
11
18
16
14
12
3
5
7
9
SF00229
FUNCTION TABLE
INPUTS
OUTPUTS
OEa
Ia
OEb
Ib
Ya
Yb
L
L
L
L
L
L
L
H
L
H
H
H
H
X
H
X
Z
Z
Notes to function table
H =
High voltage level
L
=
Low voltage level
X =
Don’t care
Z =
High impedance ”off” state
LOGIC DIAGRAM
V
=
Pin 20
GND = Pin 10
Ia0
SF00236
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
10
2
5
7
9
Yb0
Yb1
Yb2
Yb3
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
V
CC
V
IN
I
IN
V
OUT
Supply voltage
–0.5 to +7.0
V
Input voltage
–0.5 to +7.0
V
Input current
–30 to +5
mA
Voltage applied to output in high output state
–0.5 to V
CC
V
I
OUT
Current applied to output in low output state
10
mA
T
amb
Operating free air temperature range
0 to +70
°
C
°
C
T
stg
Storage temperature range
–65 to +150
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
UNIT
PARAMETER
MIN
NOM
MAX
V
CC
V
IH
V
IL
I
Ik
I
OH
I
OL
Supply voltage
4.5
5.0
5.5
V
High–level input voltage
2.0
V
Low–level input voltage
0.8
V
Input clamp current
–18
mA
High–level output current
–15
mA
Low–level output current
5
mA
°
C
T
amb
Operating free air temperature range
0
+70
相關(guān)PDF資料
PDF描述
74F2244SC Octal Buffer/Line Driver with 25X Series Resistors in Outputs
74F2244 Octal Buffer/Line Driver with 25ヘ Series Resistors in Outputs
74F2244PC Octal Buffer/Line Driver with 25ヘ Series Resistors in Outputs
74F2244SC Octal Buffer/Line Driver with 25ヘ Series Resistors in Outputs
74F2244MSAX Dual 4-Bit Non-Inverting Buffer/Driver
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74F2244PCX 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
74F2244SC 功能描述:緩沖器和線路驅(qū)動(dòng)器 Octal Buf/Line Drv 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
74F2244SCX 功能描述:緩沖器和線路驅(qū)動(dòng)器 Octal Buf/Line Drv 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
74F2245 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal transceiver with 30ohm equivalent output termination 3-State
74F2245 WAF 制造商:Fairchild Semiconductor Corporation 功能描述: