74ABT646 View Datasheet(PDF) - Fairchild Semiconductor
Part Name
Description
Manufacturer
74ABT646 Datasheet PDF : 9 Pages
| |||
Absolute Maximum Ratings(Note 2)
Storage Temperature
−65°C to +150°C
Ambient Temperature under Bias
−55°C to +125°C
Junction Temperature under Bias
−55°C to +150°C
VCC Pin Potential to Ground Pin
Input Voltage (Note 3)
−0.5V to +7.0V
−0.5V to +7.0V
Input Current (Note 3)
−30 mA to +5.0 mA
Voltage Applied to Any Output
in the Disable or
Power-Off State
−0.5V to +5.5V
in the HIGH State
Current Applied to Output
−0.5V to VCC
in LOW State (Max)
DC Latchup Source Current
twice the rated IOL (mA)
−500 mA
Over Voltage Latchup (I/O)
10V
Recommended Operating
Conditions
Free Air Ambient Temperature
Supply Voltage
Minimum Input Edge Rate (∆V/∆t)
Data Input
Enable Input
Clock Input
−40°C to +85°C
+4.5V to +5.5V
50 mV/ns
20 mV/ns
100 mV/ns
Note 2: Absolute maximum ratings are values beyond which the device
may be damaged or have its useful life impaired. Functional operation
under these conditions is not implied.
Note 3: Either voltage limit or current limit is sufficient to protect inputs.
DC Electrical Characteristics
Symbol
Parameter
VIH
Input HIGH Voltage
VIL
Input LOW Voltage
VCD
Input Clamp Diode Voltage
VOH
Output HIGH Voltage
VOL
Output LOW Voltage
Min
Typ
Max
Units
VCC
Conditions
2.0
V
Recognized HIGH Signal
0.8
V
Recognized LOW Signal
−1.2
V
Min IIN = −18 mA (Non I/O Pins)
2.5
IOH = −3 mA, (An, Bn)
2.0
IOH = −32 mA, (An, Bn)
0.55
IOL = 64 mA, (An, Bn)
VID
Input Leakage Test
4.75
IIH
Input HIGH Current
IBVI
IBVIT
IIL
Input HIGH Current
Breakdown Test
Input HIGH Current
Breakdown Test (I/O)
Input LOW Current
IIH + IOZH Output Leakage Current
IIL + IOZL Output Leakage Current
IOS
ICEX
IZZ
Output Short-Circuit Current
Output HIGH Leakage Current
Bus Drainage Test
−100
ICCH
ICCL
ICCZ
ICCT
Power Supply Current
Power Supply Current
Power Supply Current
Additional ICC/Input
ICCD
Dynamic ICC
(Note 4)
No Load
Note 4: Guaranteed but not tested.
Note 5: For 8-bit toggling, ICCD < 1.4 mA/MHz.
V
0.0 IID = 1.9 µA, (Non-I/O Pins)
All Other Pins Grounded
1
µA
Max VIN = 2.7V (Non-I/O Pins) (Note 4)
1
VIN = VCC (Non-I/O Pins)
7
µA
Max VIN = 7.0V (Non-I/O Pins)
100
−1
−1
10
−10
−275
50
100
250
30
50
2.5
0.18
µA
Max VIN = 5.5V (An, Bn)
µA
Max VIN = 0.5V (Non-I/O Pins) (Note 4)
VIN = 0.0V (Non-I/O Pins)
µA 0V–5.5V VOUT = 2.7V (An, Bn); OE = 2.0V
µA 0V–5.5V VOUT = 0.5V (An, Bn); OE = 2.0V
mA
Max VOUT = 0V (An, Bn)
µA
Max VOUT = VCC (An, Bn)
µA
0.0V VOUT = 5.5V (An, Bn);
All Others GND
µA
Max All Outputs HIGH
mA
Max All Outputs LOW
µA
Max Outputs 3-STATE; All Others GND
mA
Max VI = VCC − 2.1V
All Other Outputs at VCC or GND
Outputs OPEN
mA/MHz Max OE and DIR = GND,
Non-I/O = GND or VCC (Note 5)
One Bit toggling, 50% duty cycle
www.fairchildsemi.com
4
Share Link: 