Z85C3008VSG Zilog, Z85C3008VSG Datasheet - Page 172
Z85C3008VSG
Manufacturer Part Number
Z85C3008VSG
Description
IC 8MHZ Z8500 CMOS SCC 44-PLCC
Manufacturer
Zilog
Series
SCCr
Specifications of Z85C3008VSG
Processor Type
Z80
Features
Error Detection and Multiprotocol Support
Speed
8MHz
Voltage
5V
Mounting Type
Surface Mount
Package / Case
44-LCC (J-Lead)
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Cpu Speed
8MHz
Digital Ic Case Style
LCC
No. Of Pins
44
Supply Voltage Range
5V
Operating Temperature Range
0°C To +70°C
Svhc
No SVHC (18-Jun-2010)
Base Number
85
Rohs Compliant
Yes
Clock Frequency
8MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
269-3932
Z85C3008VSG
Z85C3008VSG
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
Z85C3008VSG
Manufacturer:
Zilog
Quantity:
800
Company:
Part Number:
Z85C3008VSG
Manufacturer:
MAX
Quantity:
74
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UM010901-0601
The SCC uses /INTACK (Interrupt Acknowledge) for
recognition of an interrupt acknowledge cycle. This pin,
used with /RD, allows the SCC to gate its interrupt vector
onto the data bus. An active /RD signal during an interrupt
acknowledge cycle performs two functions. First, it allows
Interrupt Condition
Active
Set
INT
IP
IEI High?
/INTACK * IEI * /RD
Wait For CPU
/INTACK Cycle
Figure 12. SCC Interrupt Status Diagram
the highest priority device requesting an interrupt to place
its vector on the data bus. Secondly, it sets the IUS bit in
the highest priority device to show the device is now under
service.
Return To Main Program
Cleared
Cleared
IUS
IUS
Set
IP
The Z180™ Interfaced with the SCC at MHZ
CPU Read, Write, or Reset
IEO High?
Application Note
6-37
7
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