X25160
EQUIVALENT A.C. LOAD CIRCUIT
A.C. TEST CONDITIONS
InputPulseLevels
V
CC
x0.1toV x0.9
CC
5V
3V
InputRiseandFallTimes
InputandOutputTimingLevel
10ns
V
CC
x0.5
1.44KΩ
OUTPUT
1.95KΩ
1.64KΩ
OUTPUT
4.63KΩ
3064 PGM T11
100pF
100pF
3064 ILL F09.1
A.C. CHARACTERISTICS (Over recommended operating conditions, unless otherwise specified)
Data Input Timing
Symbol
Parameter
Clock Frequency
Cycle Time
Min.
0
Max.
Units
MHz
ns
f
t
t
t
t
t
t
t
t
t
t
t
t
t
2
SCK
CYC
LEAD
LAG
WH
WL
500
250
250
200
200
50
CS Lead Time
CS Lag Time
ns
ns
Clock HIGH Time
Clock LOW Time
Data Setup Time
Data Hold Time
Data In Rise Time
Data In Fall Time
HOLD Setup Time
HOLD Hold Time
CS Deselect Time
Write Cycle Time
ns
ns
ns
SU
50
ns
H
(4)
2
2
µs
RI
(4)
FI
µs
100
100
2.0
ns
HD
CD
CS
ns
µs
(5)
10
ms
3064 PGM T12.2
WC
Data Output Timing
Symbol
Parameter
Min.
Max.
Units
f
t
t
t
t
t
t
t
Clock Frequency
0
2
MHz
ns
SCK
DIS
V
Output Disable Time
250
200
Output Valid from Clock LOW
Output Hold Time
ns
0
ns
HO
(4)
Output Rise Time
100
100
ns
RO
(4)
Output Fall Time
ns
FO
(4)
HOLD HIGH to Output in Low Z
HOLD LOW to Output in High Z
100
100
ns
LZ
(4)
ns
HZ
3064 PGM T13.2
2Notes: (4) This parameter is periodically sampled and not 100% tested.
(5) t is the time from the rising edge of CS after a valid write sequence has been sent to the end of the self-timed internal
WC
nonvolatile write cycle.
9