Z8L18020VSG Zilog, Z8L18020VSG Datasheet - Page 53

• Manufacturer Part Number: Z8L18020VSG
• Description: IC 20MHZ LOW PWR S180 68-PLCC
• Manufacturer: Zilog

Specifications of Z8L18020VSG

• Processor Type: Z80
• Features: Enhanced DMA Support
• Speed: 20MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 68-LCC (J-Lead)
• Processor Series: Z8L18x
• Core: Z80
• Data Bus Width: 8 bit
• Program Memory Type: ROMLess
• Interface Type: SCI, UART
• Maximum Clock Frequency: 20 MHz
• Number Of Timers: 2
• Operating Supply Voltage: 0 V to 3.3 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ZiLOG
The DMA Source Address Register Channel 0 specifies the
physical source address for channel 0 transfers. The register
contains 20 bits and can specify up to 1024 KB memory ad-
dresses or up to 64-KB I/O addresses. Channel 0 source can
be memory, I/O, or memory mapped I/O. For I/O, bits
nal.
of this register identify the Request Handshake sig-
If the source is in I/O space, bits
the DMA request signal for DMA0, as follows:
of this register select