X25041 Datasheet, PDF (9/14 Pages) Xicor Inc. – SPI Serial E2PROM with Block LockTM Protection

X25041
EQUIVALENT A.C. LOAD CIRCUIT AT 5V V_CC
5V
2.16KΩ
OUTPUT
3.07KΩ
100pF
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
6556 PGM T10
6556 FHD F12
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
t_FI
t_HD
t_CD
t_CS
t_WC(4)
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
1
1000
500
500
400
400
100
100
2
2
200
200
500
10
Units
MHz
ns
ns
ns
ns
ns
ns
ns
µs
µs
ns
ns
ns
ms
6556 PGM T11.1
Data Output Timing
Symbol
Parameter
Min.
Max.
Units
f_SCK
Clock Frequency
0
1
MHz
t_DIS
Output Disable Time
500
ns
t_V
Output Valid from Clock LOW
400
ns
t_HO
t_RO(3)
t_FO(3)
t_LZ
Output Hold Time
Output Rise Time
Output Fall Time
HOLD HIGH to Output in Low Z
0
ns
300
ns
300
ns
100
ns
t_HZ
HOLD LOW to Output in High Z
100
ns
6556 PGM T12.1
Notes: (3) This parameter is periodically sampled and not 100% tested.
(4) 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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