參數(shù)資料
型號(hào): 74ABT853
廠商: NXP Semiconductors N.V.
英文描述: 8-bit transceiver with 9-bit parity checker/generator and flag latch (3-State)(帶9位奇偶發(fā)生器/校驗(yàn)器和標(biāo)志鎖存的的8位收發(fā)器(三態(tài)))
中文描述: 8位收發(fā)器與9位奇偶校驗(yàn)器/發(fā)電機(jī)和標(biāo)志鎖存器(3態(tài))(帶9位奇偶發(fā)生器/校驗(yàn)器和標(biāo)志鎖存的的8位收發(fā)器(三態(tài)))
文件頁(yè)數(shù): 5/7頁(yè)
文件大?。?/td> 82K
代理商: 74ABT853
Philips Semiconductors
Product specification
74ABT853
8-bit transceiver with 9-bit parity checker/
generator and flag latch (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
WAVEFORMS
T
amb
= +25
o
C
V
CC
= +5.0V
Typ
T
amb
= –40 to +85
o
C
V
CC
= +5.0V
±
10%
Min
UNIT
Min
Max
Max
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
Propagation delay
An to Bn or Bn to An
4
1.2
1.0
3.4
2.6
4.8
4.0
1.2
1.0
5.3
4.5
ns
Propagation delay
An to PARITY
1, 4
2.1
2.5
7.4
7.4
9.5
9.7
2.1
2.5
11.2
11.0
ns
Propagation delay
OEA to PARITY
1, 4
1.8
2.3
6.6
6.7
8.5
8.6
1.8
2.3
10.5
10.0
ns
t
PLH
Propagation delay
CLEAR to ERROR
3
1.0
3.6
5.5
1.0
6.2
ns
t
PLH
t
PHL
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Propagation delay
ENABLE to ERROR
4
1.8
1.8
3.8
4.5
5.1
5.8
1.8
1.8
6.0
6.6
ns
Propagation delay
Bn or PARITY to ERROR
1, 4
2.0
3.0
7.9
9.0
10.1
11.5
2.0
3.0
11.7
12.8
ns
Output enable time
OEA to An or OEB to Bn, PARITY
2, 5
1.0
2.1
3.2
4.1
5.1
5.8
1.0
2.1
6.2
6.7
ns
Output disable time
OEA to An or OEB to Bn, PARITY
2, 5
3.1
3.2
5.1
5.6
7.3
7.2
3.1
3.2
7.9
8.1
ns
AC SETUP REQUIREMENTS
GND = 0V; t
R
= t
F
= 2.5ns; C
L
= 50pF, R
L
= 500
LIMITS
SYMBOL
PARAMETER
WAVEFORMS
T
amb
= +25
o
C
V
CC
= +5.0V
MIN
T
amb
= –40 to +85
o
C
V
CC
= +5.0V
±
10%
MIN
UNIT
TYP
t
s
(H)
t
s
(L)
t
h
(H)
t
h
(L)
Setup time, High or Low
Bn or PARITY to ENABLE
6
8.5
8.5
6.5
3.6
8.5
8.5
ns
Hold time, High or Low
Bn or PARITY to ENABLE
6
0.0
0.0
–3.4
–6.3
0.0
0.0
ns
t
s
(H)
Setup time, High
CLEAR to ENABLE
6
2.0
–1.6
2.0
ns
t
h
(L)
Hold time, Low
CLEAR to ENABLE
6
3.0
1.8
3.0
ns
t
w
(L)
Pulse width, Low
CLEAR
3
3.5
1.0
3.5
ns
t
w
(L)
Pulse width, Low
ENABLE
6
4.0
2.5
4.0
ns
相關(guān)PDF資料
PDF描述
74ABT853D 8-bit transceiver with 9-bit parity checker/ generator and flag latch 3-State
74ABT853N 8-bit transceiver with 9-bit parity checker/ generator and flag latch 3-State
74ABT853DB 8-bit transceiver with 9-bit parity checker/ generator and flag latch 3-State
74ABT861DB 10-bit bus transceiver 3-State
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