Z85C3008VSG Zilog, Z85C3008VSG Datasheet - Page 39

• 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

SCC™/ESCC™ User’s Manual
Interfacing the SCC/ESCC
2.4 INTERFACE PROGRAMMING (Continued)
2-20
Figure 2-13. Interrupt Flow Chart (for each interrupt source).
No
Unit Selected for CPU
(Option) Check Othe
RESET IUS and Ex
Routine Comple
Service (IUS=1)
Internal IP, Bits,
Yes
Service
?
No
No
No
No
No
Decode (INTACK=L
Peripheral Request
CPU Services Highe
CPU Initiates Statu
IEI/IEO Daisy Chain
Interrupt Pendi
Settles (Wait for DS
Interrupt Enable
Pending (IP=1)
Interrupt Enable
Interrupt (INT=L)
Priority Periphera
Disabled Unit?
Enable Pin Act
Priority Periphera
Yes
Yes
Yes
Has Higher
Yes
Yes
Interrupt Still
Complete?
Is Peripheral
Set (IP=1)
Condition
Specific
(IEx=1)?
(MIE=1)?
Start
Interrupt
(IEI=H)?
(IEI=L)
Service
Priority
Exits?
Master
?
No
Yes
No
Yes
UM010901-0601