X51638S8 INTERSIL [Intersil Corporation], X51638S8 Datasheet - Page 11

• Manufacturer Part Number: X51638S8
• Description: CPU Supervisor with 16Kbit SPI EEPROM Description
• Manufacturer: INTERSIL [Intersil Corporation]

AC Electrical Specifications
OUTPUT
FIGURE 10. EQUIVALENT A.C. LOAD CIRCUIT AT 5V V
SYMBOL
t
t
t
t
t
WC
f
LEAD
t
t
SCK
CYC
t
t
RI
FI
t
SCK
LAG
WH
WL
SU
t
CS
SO
1.64kΩ
H
CS
(3)
(3)
(4)
SI
5V
Clock Frequency
Cycle Time
CS Lead Time
CS Lag Time
Clock HIGH Time
Clock LOW Time
Data Setup Time
Data Hold Time
Input Rise Time
Input Fall Time
CS Deselect Time
Write Cycle Time
1.64kΩ
t
SU
HIGH IMPEDANCE
100pF
MSB IN
11
t
LEAD
RESET/RESET
Serial Input Timing
t
H
PARAMETER
FIGURE 11. SERIAL INPUT TIMING
5V
3.3kΩ
30pF
X5163, X5165
CC
(Over operating conditions unless otherwise specified.)
A.C. Test Conditions
Input pulse levels
Input rise and fall times
Input and output timing level
t
RI
MIN
200
500
250
250
200
500
50
50
0
t
FI
LSB IN
2.7-5.5V
t
CS
MAX
100
100
10
V
10ns
V
2
CC
CC
x 0.1 to V
x0.5
t
LAG
CC
UNIT
MHz
x 0.9
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
May 16, 2005
FN8128.1