74F646BSC Fairchild Semiconductor, 74F646BSC Datasheet - Page 7

• Manufacturer Part Number: 74F646BSC
• Description: IC BUS TRANSCVR 3-ST 8BIT 24SOIC
• Manufacturer: Fairchild Semiconductor
• Series: 74Fr

Specifications of 74F646BSC

• Logic Type: Transceiver, Non-Inverting
• Number Of Elements: 1
• Number Of Bits Per Element: 8
• Current - Output High, Low: 15mA, 64mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 24-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
MAX
PLH
PHL
PLH
PHL
PLH
PHL
PZH
PZL
PHZ
PLZ
PZH
PZL
PHZ
PLZ
S
S
H
H
W
W
AC Electrical Characteristics
AC Operating Requirements
Symbol
Symbol
(H)
(L)
(H)
(L)
(H)
(L)
Maximum Clock Frequency
Propagation Delay
Clock to Bus
Propagation Delay
Bus to Bus
Propagation Delay
SBA or SAB to A or B
Enable Time
OE to A or B
Disable Time
OE to A or B
Enable Time
DIR to A or B
Disable Time
DIR to A or B
Setup Time, HIGH or LOW
Bus to Clock
Hold Time, HIGH or LOW
Bus to Clock
Clock Pulse Width
HIGH or LOW
Parameter
Parameter
74F646B
74F646B
Min
165
Min
2.5
3.0
2.0
2.0
2.5
2.5
2.5
2.5
1.5
2.0
2.0
3.0
1.5
2.5
5.0
5.0
1.5
1.5
5.0
5.0
V
V
T
T
C
CC
CC
A
A
L
50 pF
25 C
25 C
5.0V
5.0V
Max
Max
7
7.0
7.5
6.0
6.0
7.5
7.5
6.5
9.0
6.5
7.0
7.0
9.5
7.5
8.5
T
T
A
A
Min
Min
V
V
C
55 C to 125 C
CC
55 C to 125 C
CC
L
50 pF
5.0V
5.0V
Max
Max
T
T
Min
150
Min
2.5
3.0
2.0
2.0
2.5
2.5
2.5
2.5
1.5
2.0
2.0
3.0
1.5
2.5
4.0
4.0
1.5
1.5
5.0
5.0
A
A
V
V
C
CC
CC
0 C to 70 C
0 C to 70 C
L
50 pF
www.fairchildsemi.com
5.0V
5.0V
Max
10.0
10.0
Max
8.0
8.0
7.0
7.0
8.5
8.5
8.0
7.5
8.5
8.5
8.5
9.5
Units
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns