Z8F6421PM020SC Datasheet, PDF (247/299 Pages) Zilog, Inc. – High Performance 8-Bit Microcontrollers Z8 Encore-R 64K Series

Z8 Encore!^® 64K Series
Product Specification
227
On-Chip Debugger Timing
Figure 52 and Table 115 provide timing information for the DBG pin. The DBG pin tim-
ing specifications assume a 4μs maximum rise and fall time.
TCLK
XIN
T1
DBG
(Output)
DBG
(Input)
T2
Output Data
T3
T4
Input Data
Figure 52. On-Chip Debugger Timing
Table 115. On-Chip Debugger Timing
Parameter
DBG
T₁
T₂
T₃
T₄
Abbreviation
XIN Rise to DBG Valid Delay
XIN Rise to DBG Output Hold Time
DBG to XIN Rise Input Setup Time
DBG to XIN Rise Input Hold Time
DBG frequency
Delay (ns)
Min
Max
–
30
2
–
10
–
5
–
System
Clock / 4
PS019915-1005
Electrical Characteristics