Z8L18220AEC Zilog, Z8L18220AEC Datasheet - Page 84
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Z8L18220AEC
Manufacturer Part Number
Z8L18220AEC
Description
IC 20MHZ STATIC MIMIC 100-LQFP
Manufacturer
Zilog
Datasheet
1.Z8018233FSG.pdf
(109 pages)
Specifications of Z8L18220AEC
Processor Type
Z180
Features
Smart Peripheral Controller
Speed
20MHz
Voltage
3.3V
Mounting Type
Surface Mount
Package / Case
100-LQFP
Processor Series
Z8L18x
Core
Z80
Data Bus Width
8 bit
Program Memory Type
ROMLess
Interface Type
UART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
24
Number Of Timers
2
Operating Supply Voltage
0 V to 3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
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Zilog
TIMING DIAGRAMS (Continued)
3-84
Data /MREQ,
/INTSCC [4]
/Data IN [1]
/MREQ [2]
/BUSREQ
/RD, /WR,
/RFSH [2]
/BUSACK
/IORQ [1]
Address
/M1 [1]
/IORQ
/HALT
/INTI
/NMI
Ø
Notes:
[1] During /INT0 acknowledge cycle
[2] During refresh cycle
31
34
(/INT0 Acknowledge Cycle, Refresh Cycle, BUS RELEASE Mode
32
33
35
HALT Mode, SLEEP Mode, SYSTEM STOP Mode)
41
43
PS009801-0301
[3] Output buffer is off at this point
[4] Refer to T able C, parameter 7
39
P R E L I M I N A R Y
Figure 91. CPU Timing
36
38
C7
[3]
34
35
29
40
37
15
38
43
44
16
Z
ILOG
I
NTELLIGENT
DS971820600
Z80182/Z8L182
P
ERIPHERAL