EZ80190AZ050EC00TR Zilog, EZ80190AZ050EC00TR Datasheet - Page 202

• Manufacturer Part Number: EZ80190AZ050EC00TR
• Description: IC EZ80 ACCLAIM 50MHZ 100LQFP
• Manufacturer: Zilog

Specifications of EZ80190AZ050EC00TR

• Processor Type: eZ80
• Features: High Speed, Single-Cycle Instruction-Fetch
• Speed: 50MHz
• Voltage: 3.3V
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

PS006614-1208
ADDR[23:0]
General-Purpose I/O Port Input Sample Timing
DATA[7:0]
(output)
MREQ
WAIT
CSx
X
WR
IN
Figure 46
GPIO port pin is sampled on the rising edge of the system clock. The port value is then
available to the CPU on the second rising clock edge following the change of the port
value.
Figure 45. Wait State Timing for Write Operations
on page 193 displays timing of the GPIO input sampling. The input value on a
T
CLK
Product Specification
Electrical Characteristics
192