74HC670DB Datasheet, PDF (6/9 Pages) NXP Semiconductors – 4 x 4 register file 3-state

Philips Semiconductors
4 x 4 register file; 3-state
Product specification
74HC/HCT670
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Output capability: bus driver
I_CC category: MSI
Note to HCT types
The value of additional quiescent supply current (∆I_CC) for a unit load of 1 is given in the family specifications.
To determine ∆I_CC per input, multiply this value by the unit load coefficient shown in the table below.
INPUT
D_n
WE, W_A
W_B
R_A
R_B
RE
UNIT LOAD COEFFICIENT
0.25
0.40
0.60
0.70
1.10
1.35
December 1990
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