X5043 XICOR [Xicor Inc.], X5043 Datasheet - Page 12

• Manufacturer Part Number: X5043
• Description: CPU Supervisor with 4K SPI EEPROM
• Manufacturer: XICOR [Xicor Inc.]

X5043/X5045
Serial Output Timing
Serial Input Timing
SYMBOL TABLE
REV 1.1.2 5/29/01
WAVEFORM
SCK
SCK
CS
SO
SO
CS
SI
SI
INPUTS
Must be
steady
May change
from LOW
to HIGH
May change
from HIGH
to LOW
Don’t Care:
Changes
Allowed
N/A
LSB IN
ADDR
t
SU
High Impedance
MSB In
MSB Out
t
LEAD
OUTPUTS
Will be
steady
Will change
from LOW
to HIGH
Will change
from HIGH
to LOW
Changing:
State Not
Known
Center Line
is High
Impedance
t
V
t
H
MSB–1 Out
t
CYC
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t
HO
t
t
RI
WH
t
WL
Characteristics subject to change without notice.
tFI
LSB In
LSB Out
t
CS
t
LAG
t
t
DIS
LAG
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