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Z84C9012VSC

Part # Z84C9012VSC
Description IC 12MHZ Z80 KIO 84-PLCC
Category IC
Availability In Stock
Qty 1
Qty Price
1 + $7.76937
Manufacturer Available Qty
ZILOG
Date Code: 9303
  • Shipping Freelance Stock: 1
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Technical Document


DISCLAIMER: The information provided herein is solely for informational purposes. Customers must be aware of the suitability of this product for their application, and consider that variable factors such as Manufacturer, Product Category, Date Codes, Pictures and Descriptions may differ from available inventory.

Z84C90
KIO Serial/Parallel Counter Timer
PS011802-0902
11
Figure 6. PIA Block Diagram
Figure 7. CTC Block Diagram
Port C
Dir.
Ctrl.
Data Bus
PC0`PC7
Data
Control
INT
IE1
IE0
ZC/TO
CLK/TRG
Reset
Internal Bus
Internal
Control
Logic
Interrupt
Logic
Counter/
Timer
Logic
4
4
CPU
Bus
I/O
8
6
Z84C90
KIO Serial/Parallel Counter Timer
PS011802-0902
12
Figure 8. Crystal Connection
C1
C2
ZTALI
Crystal
Inputs
XTALO
Z84C90
KIO Serial/Parallel Counter Timer
PS011802-0902
13
Figure 9. SIO Block Diagram
Data
Control
Serial
Channel
Interrupt
Control
Lines
I
n
t
e
r
n
a
l
B
u
s
Data
Clocks
Sync
Wait/Ready
Modem or
Other
Control
Modem or
Other
Control
Serial
Channel
Data
Clocks
Sync
Wait/Ready
Channel A
Control
and
Status
Registers
Internal
Control
Logic
CPU
Bus
I/O
Interrupt
Control
Logic
Channel B
Control
and
Status
Registers
Channel A
Channel B
Channel A
Control
and
Status
Channel B
Control
and
Status
8
7
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