Philips Semiconductors Product specification
74ALVCH16821
20-bit bus-interface D-type flip-flop;
positive-edge trigger (3-State)
1998 May 29
5
RECOMMENDED OPERATING CONDITIONS
LIMITS
MIN MAX
DC supply voltage 2.5V range (for max. speed
performance @ 30 pF output load)
2.3 2.7
CC
DC supply voltage 3.3V range (for max. speed
performance @ 50 pF output load)
3.0 3.6
V
I
DC Input voltage range 0 V
CC
V
V
O
DC output voltage range 0 V
CC
V
T
amb
Operating free-air temperature range –40 +85 °C
t
r
, t
f
Input rise and fall times
V
CC
= 2.3 to 3.0V
V
CC
= 3.0 to 3.6V
0
0
20
10
ns/V
ABSOLUTE MAXIMUM RATINGS
In accordance with the Absolute Maximum Rating System (IEC 134)
Voltages are referenced to GND (ground = 0V)
SYMBOL
PARAMETER CONDITIONS RATING UNIT
V
CC
DC supply voltage –0.5 to +4.6 V
I
IK
DC input diode current V
I
0 –50 mA
p
For control pins
1
–0.5 to +4.6
I
For data inputs
1
–0.5 to V
CC
+0.5
I
OK
DC output diode current V
O
V
CC
or V
O
0 50 mA
V
O
DC output voltage Note 1 –0.5 to V
CC
+0.5 V
I
O
DC output source or sink current V
O
= 0 to V
CC
50 mA
I
GND
, I
CC
DC V
CC
or GND current 100 mA
T
stg
Storage temperature range –65 to +150 °C
P
TOT
Power dissipation per package
–plastic medium-shrink (SSOP)
–plastic thin-medium-shrink (TSSOP)
For temperature range: –40 to +125 °C
above +55°C derate linearly with 11.3 mW/K
above +55°C derate linearly with 8 mW/K
850
600
mW
NOTE:
1. The input and output voltage ratings may be exceeded if the input and output current ratings are observed.
