X25080 Datasheet, PDF (9/15 Pages) Xicor Inc. – SPI Serial E2PROM With Block LockTM Protection

X25080
EQUIVALENT A.C. LOAD CIRCUIT
5V
3V
1.44KΩ
OUTPUT
1.95KΩ
100pF
1.64KΩ
OUTPUT
4.63KΩ
100pF
3090 ILL F09.1
A.C. TEST CONDITIONS
Input Pulse Levels
Input Rise and Fall Times
V_CC x 0.1 to V_CC x 0.9
10ns
Input and Output Timing Level
V_CC x 0.5
3090 PGM T11
A.C. CHARACTERISTICS (Over recommended operating conditions, unless otherwise specified)
Data Input Timing
Symbol
Parameter
Min.
Max.
f_SCK
t_CYC
t_LEAD
t_LAG
t_WH
t_WL
t_SU
t_H
t_RI(4)
t_FI(4)
t_HD
t_CD
t_CS
t_WC(5)
Clock Frequency
Cycle Time
CS Lead Time
CS Lag Time
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
0
2
500
250
250
200
200
50
50
2
2
100
100
2.0
10
Units
MHz
ns
ns
ns
ns
ns
ns
ns
µs
µs
ns
ns
µs
ms
3090 PGM T12.2
Data Output Timing
Symbol
Parameter
Min.
Max.
Units
f_SCK
Clock Frequency
0
2
MHz
t_DIS
Output Disable Time
250
ns
t_V
Output Valid from Clock LOW
200
ns
t_HO
t_RO(4)
t_FO(4)
t_LZ(4)
t_HZ(4)
Output Hold Time
Output Rise Time
Output Fall Time
HOLD HIGH to Output in Low Z
HOLD LOW to Output in High Z
0
ns
100
ns
100
ns
100
ns
100
ns
3090 PGM T13.2
Notes: (4) This parameter is periodically sampled and not 100% tested.
(5) t_WC 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
nonvolatile write cycle.
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