MC74LCX16245DT ON Semiconductor, MC74LCX16245DT Datasheet - Page 6

• Manufacturer Part Number: MC74LCX16245DT
• Description: Bus Transceivers Low Voltage CMOS
• Manufacturer: ON Semiconductor

Specifications of MC74LCX16245DT

• Logic Type: CMOS
• Logic Family: 74LCX
• Number Of Channels Per Chip: 16
• Input Level: LVTTL, TTL
• Output Level: LVCMOS
• Output Type: 3-State
• High Level Output Current: - 24 mA
• Low Level Output Current: 24 mA
• Propagation Delay Time: 5.2 ns
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2 V
• Maximum Operating Temperature: + 85 C
• Package / Case: TSSOP-48
• Function: Bus Transceiver
• Maximum Power Dissipation: 200 mW
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Circuits: 2
• Polarity: Non-Inverting
• Lead Free Status / Rohs Status: No RoHS Version Available

An, Bn
Bn, An
t
R
= t
WAVEFORM 1 − PROPAGATION DELAYS
t
Vmi
F
PHL
= 2.5 ns, 10% to 90%; f = 1 MHz; t
Vmo
GENERATOR
Table 2. AC WAVEFORMS
PULSE
Table 3. TEST CIRCUIT
t
t
Open Collector/Drain t
t
C
C
R
R
PLH
PZL
PZH
L
L
L
T
= 50 pF at V
= 30 pF at V
= R
= Z
, t
, t
, t
Symbol
PLZ
PHL
PHZ
Vmo
Vmi
V
V
OUT
1
HZ
LZ
= 500 W or equivalent
of pulse generator (typically 50 W)
CC
CC
= 3.3  0.3 V or equivalent (includes jig and probe capacitance)
= 2.5  0.2 V or equivalent (includes jig and probe capacitance)
TEST
PLH
Vmi
W
and t
t
Vmo
PLH
3.3 V ± 0.3 V
= 500 ns
V
V
Figure 3. AC Waveforms
OH
OL
PHL
Figure 4. Test Circuit
1.5 V
1.5 V
R
MC74LCX16245
+ 0.3 V
http://onsemi.com
− 0.3 V
T
V
0 V
V
V
CC
OH
OL
DUT
V
CC
6
OEn,T/Rn
An, Bn
An, Bn
WAVEFORM 2 − OUTPUT ENABLE AND DISABLE TIMES
V
V
t
OH
OL
R
2.7 V
1.5 V
1.5 V
V
= t
+ 0.3 V
− 0.3 V
6 V at V
6 V at V
CC
F
t
= 2.5 ns, 10% to 90%; f = 1 MHz; t
t
PZH
PZL
C
L
CC
CC
SWITCH
Open
GND
= 3.3  0.3 V
= 2.5  0.2 V
6 V
R
R
L
1
V
2.5 V + 0.2 V
V
OH
OL
Vmo
Vmo
V
V
CC
CC
+ 0.15 V
− 0.15 V
t
/ 2
/ 2
t
PHZ
PLZ
6 V or V
OPEN
GND
Vmi
W
= 500 ns
CC
x 2
V
0 V
V
V
V
V
CC
OH
HZ
LZ
OL