74HCT245D NXP Semiconductors, 74HCT245D Datasheet - Page 12

• Manufacturer Part Number: 74HCT245D
• Description: IC, OCTAL BUS TRANSCEIVER, 3-STATE, 20-SOIC
• Manufacturer: NXP Semiconductors

Specifications of 74HCT245D

• Logic Device Type: Transceiver, Non Inverting
• Supply Voltage Range: 4.5V To 5.5V
• Logic Case Style: SOIC
• No. Of Pins: 20
• Operating Temperature Range: -40°C To +125°C
• Output Type: 3-State
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Philips Semiconductors
Table 10:
GND = 0 V; test circuit see
[1]
9397 750 14502
Product data sheet
Symbol
T
t
t
t
t
C
T
t
t
t
t
T
t
t
t
t
PHL
PZH
PHZ
THL
PHL
PZH
PHZ
THL
PHL
PZH
PHZ
THL
amb
amb
amb
PD
, t
, t
, t
, t
, t
, t
, t
, t
, t
, t
, t
, t
C
P
f
f
C
V
N = number of inputs switching;
i
o
D
CC
= 25 C
= 40 C to +85 C
= 40 C to +125 C
PD
L
TLH
TLH
TLH
PLH
PZL
PLZ
PLH
PZL
PLZ
PLH
PZL
PLZ
= input frequency in MHz;
= output frequency in MHz;
(C
= output load capacitance in pF;
= C
is used to determine the dynamic power dissipation (P
= supply voltage in V;
L
PD
V
Dynamic characteristics type 74HCT245
CC
Parameter
propagation delay An to Bn or Bn
to An
3-state output enable time OE to
An or OE to Bn
3-state output disable time OE to
An or OE to Bn
output transition time
power dissipation capacitance
per transceiver
propagation delay An to Bn or Bn
to An
3-state output enable time OE to
An or OE to Bn
3-state output disable time OE to
An or OE to Bn
output transition time
propagation delay An to Bn or Bn
to An
3-state output enable time OE to
An or OE to Bn
3-state output disable time OE to
An or OE to Bn
output transition time
V
2
CC
f
2
o
) = sum of outputs.
f
i
N +
Figure
(C
L
7.
V
CC
2
f
o
) where:
Conditions
see
V
V
V
V
V
V
V
V
V
V
V
V
Rev. 03 — 31 January 2005
CC
CC
CC
I
CC
CC
CC
CC
CC
CC
CC
CC
V
V
= GND to V
CC
CC
Figure 5
= 4.5 V; see
= 4.5 V; see
= 4.5 V; see
= 4.5 V; see
= 4.5 V; see
= 4.5 V; see
= 4.5 V; see
= 4.5 V; see
= 4.5 V; see
= 4.5 V; see
= 4.5 V; see
= 4.5 V
= 5.0 V; C
D
in W):
CC
L
Figure 6
Figure 6
Figure 5
Figure 5
Figure 6
Figure 6
Figure 5
Figure 5
Figure 6
Figure 6
Figure 5
= 15 pF
1.5 V
74HC245; 74HCT245
[1]
Min
-
-
-
-
-
-
-
-
-
-
-
-
-
-
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Octal bus tranceiver; 3-state
Typ
12
10
16
16
5
30
-
-
-
-
-
-
-
-
Max
22
-
30
30
12
-
28
38
38
15
33
45
45
18
12 of 22
Unit
ns
ns
ns
ns
ns
pF
ns
ns
ns
ns
ns
ns
ns
ns