Datasheet

Electrical specification STA309A
14/67 Doc ID 13855 Rev 4
3.4 Electrical specifications
The following specifications are valid for V
DD
= 3.3 V ± 0.3 V, V
DDA
= 3.3 V ± 0.3 V and
Tamb = 0 to 70 °C, unless otherwise stated
Table 6. General interface electrical specifications
Symbol Parameter Conditions Min Typ Max Unit
I
il
Low-level input no pull-up V
i
= 0V --1
(1)
1. The leakage currents are generally very small, < 1 nA. The values given here are maximum after an
electrostatic stress on the pin.
µA
I
ih
High-level input no
pull-down
V
i
= V
DD
--2µA
I
OZ
Tristate output leakage
without pull-up/down
V
i
= V
DD
--2µA
V
esd
Electrostatic protection
(human body model)
Leakage < 1µA 2000--V
Table 7. DC electrical characteristics: 3.3-V buffers
Symbol Parameter Conditions Min Typ Max Unit
V
IL
Low-level input voltage - - - 0.8 V
V
IH
High-level input voltage - 2.0 - - V
V
ILhyst
Low-level threshold Input falling 0.8 - 1.35 V
V
IHhyst
High-level threshold Input rising 1.3 - 2.0 V
V
hyst
Schmitt trigger hysteresis - 0.3 - 0.8 V
V
OL
Low-level output I
OL
= 100uA - - 0.2 V
V
OH
High-level output
I
OH
= -100uA
V
DD
-
0.2
--V
I
OH
= -2mA 2.4 - - V