Z8F0113HJ005EG Datasheet, PDF (215/245 Pages) Zilog, Inc. – High-Performance 8-Bit Microcontrollers

Z8 Encore! XP^® F0823 Series
Product Specification
200
AC Characteristics
The section provides information about the AC characteristics and timing. All AC timing
information assumes a standard load of 50 pF on all outputs.
Table 123. AC Characteristics
V_DD = 2.7 V to 3.6 V
T_A = –40°C to +105°C
(unless otherwise
stated)
Symbol Parameter
Minimum Maximum Units Conditions
F_SYSCLK System Clock Frequency
–
0.032768
20.0*
20.0¹
MHz Read-only from Flash memory.
MHz Program or erasure of the
Flash memory.
T_XIN System Clock Period
50
–
ns T_CLK = 1/F_SYSCLK.
T_XINH System Clock High Time
20
30
ns T_CLK = 50ns.
T_XINL System Clock Low Time
20
30
ns T_CLK = 50ns.
T_XINR System Clock Rise Time
–
3
ns T_CLK = 50ns.
T_XINF System Clock Fall Time
–
3
ns T_CLK = 50ns.
Note: *System Clock Frequency is limited by the Internal Precision Oscillator on the Z8 Encore! XP F0823 Series.
See Table 124 on page 200.
Table 124. Internal Precision Oscillator Electrical Characteristics
Symbol Parameter
F_IPO
Internal Precision Oscillator
Frequency (High Speed)
F_IPO
Internal Precision Oscillator
Frequency (Low Speed)
F_IPO
Internal Precision Oscillator
Error
T_IPOST Internal Precision Oscillator
Startup Time
V_DD = 2.7 V to 3.6 V
T_A = –40°C to +105°C
(unless otherwise stated)
Minimum
Typical
5.53
32.7
+1
Maximum Units Conditions
MHz V_DD = 3.3V
T_A = 30°C
kHz V_DD = 3.3V
T_A = 30°C
+4
%
3
µs
PS024315-1011
PRELIMINARY
AC Characteristics