604-00050 Parallax Inc, 604-00050 Datasheet - Page 7

• Manufacturer Part Number: 604-00050
• Description: IC FLOATING-PT COPROC V3 18-DIP
• Manufacturer: Parallax Inc

Specifications of 604-00050

• Processor Type: Floating-Point Co-Processor
• Voltage: 2.7V ~ 5.5V
• Mounting Type: Through Hole
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Speed: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

every 256 bytes to ensure that the instruction buffer does not overflow. The OUT1 pin can also be used to check the
Busy/Ready Status, see the section entitled Using OUT1 as a Ready/Busy Status.
SPI Instruction Timing Diagrams
Micromega Corporation
SOUT
SCLK
SOUT
SCLK
SIN
SIN
Item
SCLK Output Low
SCLK Output High
SCLK Frequency - single byte
SCLK Frequency - continuous
Minimum Data Period
Read Setup Delay
Read Byte Delay
Falling Edge of CS to Rising Edge of SCLK
Falling Edge of CS to Busy/Ready Check
Rising Edge of CS to Bus Released
Ready
Ready
SOUT
SCLK
SIN
Setup Delay
Read
Data Period
Opcode followed by return value
Minimum
Multiple Byte Opcode
Single Byte Opcode
Ready
7
Data Period
Minimum
Byte Delay
Read
Busy
Data Period
Minimum
Busy
Busy
Min
120
1.6
30
30
15
1
1
Ready
Connecting to the uM-FPU V3.1
Max
500
15
5
uM-FPU V3.1 Datasheet
Data Period
Minimum
Unit
MHz
MHz
nsec
nsec
usec
usec
usec
nsec
usec
nsec
Ready
Ready