z8f083a ZiLOG Semiconductor, z8f083a Datasheet - Page 201

• Manufacturer Part Number: z8f083a
• Description: High-performance 8-bit Microcontrollers
• Manufacturer: ZiLOG Semiconductor

Symbol Parameter
V
V
V
T
V
Table 119. Comparator Electrical Characteristics
PS026308-1207
PROP
Read on Data Bus
OS
CREF
CREF
HYS
Port Input Data
Port Input Data
Register Latch
Input Value
Port Pin
General Purpose I/O Port Input Data Sample Timing
System
Clock
Input DC Offset
Programmable
Internal Reference
Voltage Range
Programmable
internal reference
voltage
Propagation delay
Input hysteresis
Figure 30
pin is sampled on the rising edge of the system clock. The port value is available to the
eZ8 CPU on the second rising clock edge following the change of the port value.
displays timing of the GPIO port input sampling. The input value on a GPIO port
TCLK
V
T
Min
DD
A
Figure 30. Port Input Sample Timing
= 0 °C to +70 °C
Into Port Input
Data Register
Changes to 0
= 2.7 V to 3.6 V
Port Value
0 Latched
Typ
Max
T
Min
0.92
A
V
0
DD
= -40 °C to +105 °C
= 2.7 V to 3.6 V
Typ
100
1.0
5
8
Max
1.08
Z8 Encore!
1.8
Product Specification
Port Input Data Register
Units Conditions
Electrical Characteristics
mV
mV
ns
V
V
Value 0 Read
®
by eZ8
Default
User-
programmable
in 200 mV step
(CMP0[REFLV
L]=5H)
F083A Series
189