參數資料
型號： AC164245DL
廠商： NXP SEMICONDUCTORS
元件分類： 通用總線功能
英文描述： 16-bit dual supply translating transceiver 3-State
中文描述： ALVC/VCX/A SERIES, DUAL 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO48
文件頁數： 12/19頁
文件大?。?/td> 107K
代理商： AC164245DL
9397 750 13248
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Product data sheet
Rev. 02 — 1 June 2004
12 of 19
Philips Semiconductors
74ALVC164245
16-bit dual supply translating transceiver; 3-state
[1]
All typical values are measured at nominal voltage for V
CCB
and V
CCA
and at T
amb
= 25
°
C.
C
PD
is used to determine the dynamic power dissipation (P
D
in
μ
W).
P
D
= C
PD
×
V
CC2
×
f
i
×
N +
Σ
(C
L
×
V
CC2
×
f
o
) where:
f
i
= input frequency in MHz;
f
o
= output frequency in MHz;
C
L
= output load capacitance in pF;
V
CC
= supply voltage in Volts;
N = total load switching outputs;
Σ
(C
L
×
V
CC2
×
f
o
) = sum of the outputs.
The condition is V
I
= GND to V
CC
.
[2]
[3]
T
amb
=
40
°
C to +125
°
C
t
PHL
, t
PLH
propagation delay
nAn to nBn
see
Figure 4
V
CCA
= 2.3 V to 2.7 V; V
CCB
= 3.0 V tot 3.6 V
V
CCA
= 2.7 V; V
CCB
= 4.5 V to 5.5 V
V
CCA
= 3.0 V to 3.6 V; V
CCB
= 4.5 V to 5.5 V
see
Figure 4
V
CCA
= 2.3 V to 2.7 V; V
CCB
= 3.0 V tot 3.6 V
V
CCA
= 2.7 V; V
CCB
= 4.5 V to 5.5 V
V
CCA
= 3.0 V to 3.6 V; V
CCB
= 4.5 V to 5.5 V
see
Figure 5
V
CCA
= 2.3 V to 2.7 V; V
CCB
= 3.0 V tot 3.6 V
V
CCA
= 2.7 V; V
CCB
= 4.5 V to 5.5 V
V
CCA
= 3.0 V to 3.6 V; V
CCB
= 4.5 V to 5.5 V
see
Figure 5
V
CCA
= 2.3 V to 2.7 V; V
CCB
= 3.0 V tot 3.6 V
V
CCA
= 2.7 V; V
CCB
= 4.5 V to 5.5 V
V
CCA
= 3.0 V to 3.6 V; V
CCB
= 4.5 V to 5.5 V
see
Figure 5
V
CCA
= 2.3 V to 2.7 V; V
CCB
= 3.0 V tot 3.6 V
V
CCA
= 2.7 V; V
CCB
= 4.5 V to 5.5 V
V
CCA
= 3.0 V to 3.6 V; V
CCB
= 4.5 V to 5.5 V
see
Figure 5
V
CCA
= 2.3 V to 2.7 V; V
CCB
= 3.0 V tot 3.6 V
V
CCA
= 2.7 V; V
CCB
= 4.5 V to 5.5 V
V
CCA
= 3.0 V to 3.6 V; V
CCB
= 4.5 V to 5.5 V
1.5
1.0
1.0
-
-
-
9.5
7.5
7.5
ns
ns
ns
propagation delay
nBn to nAn
1.0
1.0
1.2
-
-
-
9.5
8.5
7.5
ns
ns
ns
t
PZH
, t
PZL
3-state output enable
time nOE to nBn
1.5
1.5
1.0
-
-
-
14.5
11.5
12.0
ns
ns
ns
3-state output enable
time nOE to nAn
1.5
1.5
1.0
-
-
-
15.5
12.0
11.5
ns
ns
ns
t
PHZ
, t
PLZ
3-stateoutputdisable
time nOE to nBn
2.0
2.5
2.1
-
-
-
13.5
11.5
11.0
ns
ns
ns
3-stateoutputdisable
time nOE to nAn
1.0
1.5
2.0
-
-
-
12.0
11.5
11.0
ns
ns
ns
Table 8:
GND = 0 V; t
r
= t
f
≤
2.5 ns; C
L
= 50 pF; see
Figure 6
.
Symbol
Parameter
Dynamic characteristics
…continued
Conditions
Min
Typ
Max
Unit
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