Z8L18220AEC Zilog, Z8L18220AEC Datasheet - Page 31

• Manufacturer Part Number: Z8L18220AEC
• Description: IC 20MHZ STATIC MIMIC 100-LQFP
• Manufacturer: Zilog

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

DS971820600
Zilog
Divide Ratio
SS, 2, 1, 0
General
000
001
010
011
100
101
110
111
Upon Reset
R/W
Bit
CNTLB0
MPBT
Invalid
R/W
(Divide Ratio = 10)
DR = 0 (x16)
Ø
Ø
Ø
Ø
Ø
Ø
Ø
External Clock (Frequency < Ø
† /CTS - Depending on the condition of /CTS pin.
PS - Cleared to 0.
160
320
640
1280
2560
5120
10240
MP
R/W
PS = 0
0
Figure 11. ASCI Control Register B (Ch. 0)
/CTS/
R/W
PS
†
PE0
R/W
PS009801-0301
P R E L I M I N A R Y
0
DR
R/W
0
DR = 1 (x64)
Ø
Ø
Ø
Ø
Ø
Ø
Ø
SS2
R/W
1
640
1280
2580
5120
10240
20480
40960
40)
SS1
R/W
1
Addr 02H
SS0
R/W
1
(Divide Ratio = 30)
DR = 0 (x16)
Ø
Ø
Ø
Ø
Ø
Ø
Ø
Clock Source and Speed Select
Divide Ratio
Parity Even or Odd
Clear To Send/Prescale
Multiprocessor
Multiprocessor Bit Transmit
480
960
1920
3840
7680
15360
30720
PS = 1
Z
ILOG
I
NTELLIGENT
DR = 1 (x64)
Ø
Ø
Ø
Ø
Ø
Ø
Ø
Z80182/Z8L182
1920
3840
7680
15360
30720
61440
122880
P
ERIPHERAL
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