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MC74F1245 Datasheet(PDF) 3 Page - Motorola, Inc

Part No. MC74F1245
Description  OCTAL BIDIRECTIONAL TRANSCEIVER WITH 3-STATE INPUTS/OUTPUTS
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Maker  MOTOROLA [Motorola, Inc]
Homepage  http://www.freescale.com
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MC74F1245 Datasheet(HTML) 3 Page - Motorola, Inc

   
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FAST AND LS TTL DATA
MC74F1245
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Symbol
Parameter
Limits
Unit
Test Conditions
(Note 1)
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
(Note 1)
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage
VIL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage
VIK
Input Clamp Diode Voltage
–0.73
–1.2
V
VCC = MIN, IIN = –18 mA
VOH
Output HIGH Voltage An Outputs
74
2.4
3.3
V
IOH = –3.0 mA
VCC = 4.5 V
VOH
Output HIGH Voltage An Outputs
74
2.7
3.3
V
IOH = –3.0 mA
VCC = 4.75 V
VOH
Output HIGH Voltage Bn Outputs
74
2.4
3.4
V
IOH = –3.0 mA
VCC = 4.5 V
VOH
Output HIGH Voltage Bn Outputs
74
2.7
3.4
V
IOH = –3.0 mA
VCC = 4.75 V
OH
n Outputs
74
2.0
V
IOH = –15 mA
VCC = 4.5 V
VOL
Output LOW Voltage An Outputs
74
0.35
0.5
V
IOL = 24 mA
VCC = MIN
VOL
Output LOW Voltage Bn Outputs
74
0.55
V
IOL = 64 mA
VCC = MIN
IOZH
Output Off Current HIGH
70
µA
VCC = MAX
VOUT = 2.7 V
IOZL
Output Off Current LOW
–70
µA
VCC = MAX, VOUT = 0.5 V
IIH
Input HIGH Current
OE, T/R Inputs
40
µA
VCC = MAX, VIN = 2.7 V
IIH
Input HIGH Current
An, Bn Inputs
70
µA
VCC = MAX, VIN = 2.7 V
IIH
Input HIGH Current
OE, T/R Inputs
100
µA
VCC = 0 V, VIN = 7.0 V
Bn Inputs
1.0
mA
VCC = 0 V, VIN = 5.5 V
IIHH
Input HIGH Current
An Inputs
2.0
mA
VCC = 0 V, VIN = 5.5 V
IIL
Input LOW Current
OE, T/R Inputs
–40
µA
VCC = MAX, VIN = 0.5 V
IIL
Input LOW Current
An, Bn Inputs
–70
µA
VCC = MAX, VIN = 0.5 V
IOS
Output Short Circuit Current
(Note 2)
An Outputs
–60
–150
mA
VCC = MAX, VOUT = GND
IOS
Output Short Circuit Current
(Note 2)
Bn Outputs
–100
–225
mA
VCC = MAX, VOUT = GND
ICC
Power Supply Current
ICCH
120
VCC = MAX
ICC
Power Supply Current
ICCL
120
mA
VCC = MAX
CC
ICCZ
130
CC = MAX
NOTES:
1. For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions for the applicable device type.
2. Not more than one output should be shorted at a time, nor for more than 1 second.
AC ELECTRICAL CHARACTERISTICS
74F
74F
TA = +25°C
VCC = +5.0 V
CL = 50 pF
TA = 0°C to +70°C
VCC = +5.0 V ±10%
CL = 50 pF
Symbol
Parameter
Min
Max
Min
Max
Unit
tPLH
tPHL
Propagation Delay
Transparent Mode An to Bn or Bn to An
2.0
2.5
6.5
7.5
1.5
2.0
7.0
8.0
ns
tPZH
tPZL
Output Enable Time
3.0
4.0
8.0
10.0
2.5
3.5
9.0
11.0
ns
tPHZ
tPLZ
Output Disable Time
2.0
1.0
8.0
10.0
1.5
1.0
9.0
11.0
ns


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