Z80185 Datasheet, PDF (92/95 Pages) Zilog, Inc. – SMART PERIPHERAL CONTROLLERS

Zilog
PRELIMINARY
ELECTRICAL CHARACTERISTICS
The following classification table describes pins in terms of
input
and
output
classes.
V
DD
=
5V
±
10%,
unless
otherwise
noted.
Pin Input/Output Classification
Class “O” output:
Class “3” output:
Class “H” output:
Class “D” output:
Class “T” output:
Class “I” input”:
Class “R” input:
Class “S” input:
Full time / totem pole
V_OL 0.4V max at I_OL = 2.0 mA
V
OH
=
V
DD
–1.2V
min
at
I
OH
=
200
µA
Slew rate 0.33 V/ns min at C = 50 pF
LOAD
C = 15 pF max (output or I/O)
OUT
as “O” except tri-state.
as
“O”
except
V
OH
=
V -0.6V
DD
min
at
I
OH
=
200
µA
Open Drain
V 0.4V max at I = 12 mA
OL
OL
C = 15 pF max (output or I/O)
OUT
Tri-State
As Class "O" at V_DD = 3.3V ± 10%
V_OL 0.4V max at I_OL = 12 mA, V_DD = 5V ± 10%
V_OH 2.4V min at I_OH = 12 mA, V_DD = 5V ± 10%
Output impedance 45 ohms max
Slew rate 0.05 - 0.40 V/ns (C_LOAD not stated by IEEE)
C_OUT =15 pF max (output or I/O)
V
IL
0.8V
max
at
V
DD
=
5V
±
10%
V_IL 0.6V max at V_DD = 3.3V ± 10%
V 2.0V min
IH
Ii ± 10 µA max, Vi = 0 to 5V (includes leakage if I/O)
C = 5 pF max (if input only, see output type if I/O)
IN
Inputs of this type include Weak Latch circuits.
V 0.6V max
IL
V
IH
V -0.6
DD
min
at
V
DD
=
5V
± 10%
V
IH
V -0.3
DD
min
at
V
DD
=
3.3V
±
10%
Ii ± 10 µA max, Vi = 0 to 5V
C_IN = 5 pF max
V_IL 0.8V max at V_DD = 5V ± 10%
V
IL
0.6V
max
at
V
DD
=
3.3V
±
10%
V 2.0V min
IH
Hysteresis 0.2V min
Ii ± 20 µA max, Vi=0.8 to 2V (includes leakage if I/O)
Inputs of this type include Weak Latch circuits.
Z80185/Z80195
SMART PERIPHERAL CONTROLLERS
92
DS971850301