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74ABT2244DB の電気的特性と機能

74ABT2244DBのメーカーはNXP Semiconductorsです、この部品の機能は「Octal buffer/line driver with 30ohm series termination resistors 3-State」です。


製品の詳細 ( Datasheet PDF )

部品番号 74ABT2244DB
部品説明 Octal buffer/line driver with 30ohm series termination resistors 3-State
メーカ NXP Semiconductors
ロゴ NXP Semiconductors ロゴ 




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74ABT2244DB Datasheet, 74ABT2244DB PDF,ピン配置, 機能
INTEGRATED CIRCUITS
74ABT2244
Octal buffer/line driver with 30series
termination resistors (3-State)
Product specification
Supersedes data of 1996 Oct 23
IC23 Data Handbook
1998 Jan 16
Philips
Semiconductors

1 Page





74ABT2244DB pdf, ピン配列
Philips Semiconductors
Octal buffer/line driver with 30series
termination resistors (3-State)
Product specification
74ABT2244
LOGIC SYMBOL
2 1A0
4 1A1
6 1A2
8 1A3
1 1OE
11 2A3
13 2A2
15 2A1
17 2A0
19 2OE
1Y0 18
1Y1 16
1Y2 14
1Y3
12
2Y3 9
2Y2 7
2Y1 5
2Y0 3
SA00149
SCHEMATIC OF EACH OUTPUT
VCC
OUTPUT
LOGIC SYMBOL (IEEE/IEC)
1
EN
2
4
6
8
18
16
14
12
19
EN
11
13
15
17
9
7
5
3
SA00150
FUNCTION TABLE
INPUTS
1OE 1An 2OE
LLL
LHL
HXH
H = High voltage level
L = Low voltage level
X = Don’t care
Z = High impedance “off” state
2An
L
H
X
OUTPUTS
1Yn 2Yn
LL
HH
ZZ
SA00237
1998 Jan 16
3


3Pages


74ABT2244DB 電子部品, 半導体
Philips Semiconductors
Octal buffer/line driver with 30series
termination resistors (3-State)
Product specification
74ABT2244
AC WAVEFORMS
VM = 1.5V, VIN = GND to 3.0V
3V
INPUT
1.5V
tPLH
1.5V
tPHL
0V
VOH
OUTPUT
1.5V
1.5V
VOL
SA00028
Waveform 1. Waveforms Showing the Input (An) to Output (Yn)
Propagation Delays
TEST CIRCUIT AND WAVEFORMS
From Output
Under Test
CL = 50 pF
500
500
7V
S1
Open
GND
Load Circuit
TEST
S1
tpd
tPLZ/tPZL
tPHZ/tPZH
open
7V
open
DEFINITIONS
CL = Load capacitance includes jig and probe capacitance;
see AC CHARACTERISTICS for value.
SA00012
Output Control
(Low-level
enabling
1.5 V
1.5 V
3V
tPZL
Output
Waveform 1
S1 at 7 V
(see Note)
tPZH
Output
Waveform 2
S1 at Open
(see Note)
1.5 V
1.5 V
tPLZ
tPHZ
0V
3.5V
VOL + 0.3V
VOL
VOH
VOH – 0.3V
0V
Note:
Waveform 1 is for an output with internal conditions such that
the output is low except when disabled by the output control.
Waveform 2 is for an output with internal conditions such that
the output is high except when disabled by the output control.
SA00029
Waveform 2. Waveforms Showing the 3-State Output Enable
and Disable Times
1998 Jan 16
6

6 Page



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部品番号部品説明メーカ
74ABT2244D

Octal buffer/line driver with 30ohm series termination resistors 3-State

NXP Semiconductors
NXP Semiconductors
74ABT2244DB

Octal buffer/line driver with 30ohm series termination resistors 3-State

NXP Semiconductors
NXP Semiconductors


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