Z8937320FSG Zilog, Z8937320FSG Datasheet - Page 22

• Manufacturer Part Number: Z8937320FSG
• Description: DSP 20MHZ 80-PQFP
• Manufacturer: Zilog
• Series: Z893x3r
• Type: Fixed Pointr

Specifications of Z8937320FSG

• Interface: SPI, 3-Wire Serial
• Clock Rate: 20MHz
• Non-volatile Memory: OTP (16 kB)
• On-chip Ram: 1kB
• Voltage - I/o: 5.00V
• Voltage - Core: 5.00V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 80-MQFP, 80-PQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TIMING DIAGRAMS (Continued)
Z89223/273/323/373
16-Bit Digital Signal Processors with A/D Converter
22
CLKOUT
ED(15:0)
EA(2:0)
RD/WR
WAIT
ED(15:0)
DS
RD/WR
EA(2:0)
DS
WRVALID
WLAT
RWSET
EASET
Figure 14. Write Timing Using WAIT Pin
EASET
RWSET
Figure 13. Write Timing
WRVALID
Valid Address Out
Valid Address Out
WDEA
Data
Data
WRHOLD
RWHOLD
EAHOLD
RWHOLD
WRHOLD
DS000202-DSP0599
ZiLOG