Z51F3220FNX Datasheet, PDF (38/312 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F3220
Product Specification
7.10 AC Characteristics
Table 7-10 AC Characteristics
Parameter
RESETB input low width
Interrupt input high, low width
External Counter Input High,
Low Pulse Width
External Counter Transition
Time
Symbol
tRSL
tINTH,
tINTL
tECWH,
tECWL
tREC,
tFEC
Conditions
Input, VDD= 5V
All interrupt, VDD= 5V
ECn, VDD = 5 V
(n= 0, 1, 3)
ECn, VDD = 5 V
(n= 0, 1, 3)
(TA= -40°C ~ +85°C, VDD= 1.8V ~ 5.5V)
MIN
TYP
MAX
Unit
10
–
–
μS
200
–
–
200
–
–
nS
20
–
–
External
Interrupt
RESETB
ECn
tIWL
tRST
tIWH
0.2VDD
0.8VDD
tECWL
tFEC
0.2VDD
tECWH
tREC
0.2VDD
Figure 7.1 AC Timing
0.8VDD
PS029902-0212
PRELIMINARY
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