Z8018233ASG Zilog, Z8018233ASG Datasheet - Page 41

• Manufacturer Part Number: Z8018233ASG
• Description: IC 33MHZ STATIC MIMIC 100-LQFP
• Manufacturer: Zilog

Specifications of Z8018233ASG

• Processor Type: Z180
• Features: Smart Peripheral Controller
• Speed: 33MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Processor Series: Z8018xx
• Core: Z80
• Data Bus Width: 8 bit
• Program Memory Type: ROMLess
• Interface Type: UART
• Maximum Clock Frequency: 33 MHz
• Number Of Programmable I/os: 24
• Number Of Timers: 2
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DS971820600
Zilog
Upon Reset
R/W
Bit
*
Note:
* If using ROM/RAM Chip Select wait state generators,
DCNTL
MWI1 MWI0
MWI1, 0
R/W
DM1, 0
the Z180 wait state generator should be set to 0.
DMSi
1
00
01
10
00
01
10
1
0
11
11
R/W
1
No. of Wait States
Transfer Mode
Level Sense
Edge Sense
Figure 42. DMA/WAIT Control Register
IWI1
R/W
M - I/O
M - I/O
I/O - M
I/O - M
Sense
1
0
1
2
3
P R E L I M I N A R Y
PS009801-0301
IWI0
R/W
1
DMS1
R/W
0
Address Increment/Decrement
IAR1 Fixed
IAR1 Fixed
IWI1, 0
MAR1+1
MAR1-1
DMS0 DIM1
00
01
10
11
R/W
0
R/W
No. of Wait States
0
IAR1 Fixed
IAR1 Fixed
Addr 32H
MAR1+1
MAR1-1
DIM0
R/W
1
2
3
4
0
DMA Ch 1 I/O Memory
Mode Select
/DREQi Select, i = 1, 0
I/0 Wait Insertion
Memory Wait Insertion
Z
ILOG
I
NTELLIGENT
Z80182/Z8L182
P
ERIPHERAL
3-41