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參數(shù)資料
| 型號： | 74ABT2953D |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通用總線功能 |
| 英文描述： | Octal registered transceiver, inverting 3-State |
| 中文描述： | ABT SERIES, 8-BIT REGISTERED TRANSCEIVER, INVERTED OUTPUT, PDSO24 |
| 封裝： | PLASTIC, SO-24 |
| 文件頁數(shù)： | 5/6頁 |
| 文件大?。?/td> | 73K |
| 代理商： | 74ABT2953D |
Philips Semiconductors
Product specification
74ABT2953
Octal registered transceiver, inverting (3-State)
1995 Sep 06
5
AC CHARACTERISTICS
GND = 0V; t
R
= t
F
= 2.5ns; C
L
= 50pF, R
L
= 500
LIMITS
SYMBOL
PARAMETER
WAVEFORM
T
amb
= +25
°
C
V
CC
= +5.0V
Typ
200
5.1
5.7
4.0
5.3
6.1
5.6
T
amb
= –40
°
C to +85
°
C
CC
= +5.0V
±
0.5V
Min
150
2.0
2.5
1.0
2.2
2.0
1.5
UNIT
Min
150
2.0
2.5
1.0
2.2
2.0
1.5
Max
Max
f
MAX
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Maximum clock frequency
Propagation delay
CPBA to An, CPAB to Bn
Output enable time
OEBA to An, OEAB to Bn
Output disable time
OEBA to An, OEAB to Bn
1
MHz
1
6.6
7.2
4.8
6.2
7.6
7.1
7.6
8.2
5.8
7.5
8.1
7.6
ns
3
4
3
4
ns
ns
AC SETUP REQUIREMENTS
LIMITS
T
amb
= –40
°
C to +85
°
C
V
CC
= +5.0V
±
0.5V
Min
4.0
3.0
0.0
0.0
3.5
2.5
0.0
0.0
3.0
3.5
SYMBOL
PARAMETER
WAVEFORM
T
amb
= +25
°
C
V
CC
= +5.0V
Min
4.0
3.0
0.0
0.0
3.5
2.5
0.0
0.0
3.0
3.5
UNIT
Typ
2.5
1.1
–1.0
–2.0
2.0
0.9
–0.5
–1.0
2.0
1.1
t
S
(H)
t
s
(L)
t
h
(H)
t
h
(L)
t
s
(H)
t
s
(L)
t
h
(H)
t
h
(L)
t
w
(H)
t
w
(L)
Setup time
An to CPAB or Bn to CPBA
Hold time
An to CPAB or Bn to CPBA
Setup time
CEAB to CPAB, CEBA to CPBA
Hold time
CEAB to CPAB, CEBA to CPBA
CPAB or CPBA pulse width,
High or Low
2
ns
2
ns
2
ns
2
ns
1
ns
AC WAVEFORMS
V
M
= 1.5V, V
IN
= GND to 3.0V
V
M
V
M
V
M
V
M
V
M
1/f
MAX
t
w
(H)
t
PHL
t
w
(L)
t
PLH
CPBA or
CPAB
An or Bn
SA00087
Waveform 1. Propagation Delay, Clock Input to Output, Clock
Pulse Width, and Maximum Clock Frequency
OEAB,
OEBA
V
M
t
PZH
t
PHZ
0V
V
OH
–0.3V
An, Bn
V
M
V
M
SA00310
Waveform 3. 3-State Output Enable Time to High Level and
Output Disable Time from High Level
ééé
CEBA
éééééééé
éééééééé
éééééééé
t
h
(H)
t
h
(L)
V
M
An, Bn
CEAB,
V
M
V
M
V
V
V
CPAB,
CPBA
t
s
(H)
t
s
(L)
SA00309
Waveform 2. Data Setup and Hold Times
OEAB,
OEBA
t
PZL
t
PLZ
0V
V
OL
+0.3V
An, Bn
V
M
V
M
V
M
SA00311
Waveform 4. 3-State Output Enable Time to Low Level and
Output Disable Time from Low Level
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| 74ABT2953DB | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal registered transceiver, inverting 3-State |
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| 74ABT2953PW | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal registered transceiver, inverting 3-State |
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