Z0847006PSG Zilog, Z0847006PSG Datasheet - Page 100

• Manufacturer Part Number: Z0847006PSG
• Description: IC 6MHZ Z80 NMOS DART 40-DIP
• Manufacturer: Zilog
• Series: Z80r

Specifications of Z0847006PSG

• Processor Type: Z80
• Features: Dual Channel Asynchronous Receiver/Transmitter (DART)
• Speed: 6MHz
• Voltage: 5V
• Mounting Type: Through Hole
• Package / Case: 40-DIP (0.620", 15.75mm)
• Mounting Style: Through Hole
• Cpu Speed: 6MHz
• Digital Ic Case Style: DIP
• No. Of Pins: 40
• Supply Voltage Range: 5V
• Operating Temperature Range: 0°C To +70°C
• Svhc: No SVHC (18-Jun-2010)
• Base Number: 847006
• Rohs Compliant: Yes
• Clock Frequency: 6MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

UM008101-0601
<   % 2 7 2 G T K R J G T C N U
7 U G T / C P W C N
Figure 32.
Interrupt Vectors
The Z80 CPU interrupt acknowledge cycle causes the DMA to put its 8-bit
interrupt vector on the data bus (Figure 33a). This vector is read by the
CPU Acknowledges
Interrupt Service
Interrupt Vector
or Byte Match
DMA Releases
DMA Requests
Interrupts CPU
CPU Executes
DMA Passes
End-of-Block
Bus Again
Interrupt
Bus and
Routine
to CPU
Z80 Interrupt Sequence
BUSREQ
BUSREQ
*
DMA
IORQ
BAI
INT
BAI
M1
*Bus Master
BUSREQ
BUSACK
INT
M1
IORQ
BUSREQ
BUSACK
CPU
*
*
*
MEMORY
Direct Memory Access