74VHC245D,118 NXP Semiconductors, 74VHC245D,118 Datasheet - Page 8

• Manufacturer Part Number: 74VHC245D,118
• Description: TXRX OCTAL BUS 3ST 20SOIC
• Manufacturer: NXP Semiconductors

Specifications of 74VHC245D,118

• Logic Type: CMOS
• Logic Family: 74LVCH
• Number Of Channels Per Chip: 1
• Propagation Delay Time: 7 ns, 9.5 ns, 10.5 ns, 15 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2 V
• Maximum Operating Temperature: + 125 C
• Package / Case: SO-20
• Maximum Power Dissipation: 500 mW
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
Table 7.
Voltages are referenced to GND (ground = 0 V); for test circuit see
[1]
[2]
[3]
[4]
[5]
74VHC_VHCT245_1
Product data sheet
Symbol Parameter
t
C
dis
Fig 5.
PD
Typical values are measured at nominal supply voltage (V
t
t
t
C
P
f
f
C
V
N = number of inputs switching;
pd
en
dis
i
o
(C
D
CC
PD
= input frequency in MHz;
L
= output frequency in MHz;
is the same as t
is the same as t
= output load capacitance in pF;
is the same as t
= C
L
is used to determine the dynamic power dissipation (P
= supply voltage in V;
disable time OE to An; OE to Bn;
power
dissipation
capacitance
Measurement points are given in
V
Input to output propagation delays
PD
V
OL
Dynamic characteristics
CC
2
and V
V
CC
10.1 Waveforms
f
o
2
) = sum of the outputs.
OH
PLH
PZL
f
PLZ
i
are typical voltage output levels that occur with the output load.
Conditions
signal name DIR;
see
f
V
and t
N + (C
and t
and t
i
I
= 1 MHz;
C
C
= GND to V
L
L
Figure 6
PZH
PHL
PHZ
= 15 pF
= 50 pF
L
.
.
.
V
CC
Bn, An output
An, Bn input
2
…continued
CC
Table
f
o
) where:
GND
V
V
8.
OH
OL
V
I
Rev. 01 — 25 August 2009
t
PLH
[4]
[5]
CC
D
Min
V
in W).
= 3.3 V and V
M
-
-
-
V
M
25 C
Typ
5.0
6.0
15
Figure
[1]
74VHC245; 74VHCT245
CC
Max
14.4
15.4
= 5.0 V).
7.
-
V
M
V
M
40 C to +85 C
Min
t
1.0
1.0
PHL
-
mna176
Octal bus transceiver; 3-state
Max
15.5
16.5
-
40 C to +125 C Unit
Min
1.0
1.0
-
© NXP B.V. 2009. All rights reserved.
Max
18.0
19.5
-
8 of 16
ns
ns
pF