74HCT7273 Datasheet, PDF (8/20 Pages) NXP Semiconductors – Octal D-type flip-flop with reset; positive edge-trigger; open drain outputs

Philips Semiconductors
Octal D-type flip-flop with reset; positive
edge-trigger; open drain outputs
Product specification
74HCT7273
DC CHARACTERISTICS
Over recommended operating conditions; voltages are referenced to GND (ground = 0 V).
TEST CONDITIONS
T_amb (°C)
SYMBOL PARAMETER
OTHER
25
−40 to +85 −40 to +125 UNIT
V_CC (V)
MIN. TYP. MAX. MIN. MAX. MIN. MAX.
V_IH
HIGH-level input
voltage
4.5 to 5.5 2.0 1.6 −
2.0 −
2.0 −
V
V_IL
LOW-level input
voltage
4.5 to 5.5 − 1.2 0.8 − 0.8 − 0.8 V
V_OL
LOW-level
V_I = V_IH or V_IL;
4.5
output voltage I_O = 20 µA
V_I = V_IH or V_IL;
4.5
I_O = 4.0 mA
I_I
input leakage V_I = V_IH or V_IL
5.5
current
− 0 0.1 − 0.1 − 0.1 V
− 0.15 0.26 − 0.33 − 0.4 V
− − 0.1 − 1.0 − 1.0 µA
I_OZ
HIGH level
V_I = V_IL;
4.5 to 5.5 − − ±0.5 − ±5.0 − ±10.0 µA
output leakage V_O = V_CC or GND
current
I_CC
∆I_CC
quiescent supply V_I = V_CC or GND; 5.5
−
current
I_O = 0
additional
V_I = V_CC − 2.1 V 4.5 to 5.5 −
quiescent supply other inputs at
current per input V_CC or GND;
pin
I_O = 0; note 1
− 8.0 −
100 360 −
80 −
450 −
160 µA
490 µA
Note
1. The value off additional quiescent supply current (∆I_CC) for a unit load of 1 is given in the specifications. To determine
∆I_CC per input, multiply this value by the unit load coefficient shown in Table 1.
Table 1
INPUT
MR
CP
D_n
UNIT LOAD COEFFICIENT
1.50
1.50
0.40
1999 Oct 01
8