X25320 Datasheet, PDF (9/15 Pages) Xicor Inc. – SPI Serial E2PROM With Block LockTM Protection

X25320
EQUIVALENT A.C. LOAD CIRCUIT
5V
1.44KΟ
OUTPUT
1.95KΟ
100pF
3V
1.64KΟ
OUTPUT
4.63KΟ
100pF
3063 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
3063 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
∝s
∝s
ns
ns
∝s
ms
3063 PGM T12.2
Data Output Timing
Symbol
Parameter
Min.
Max.
Units
f _SCK
t _DIS
t_V
t _HO
t _RO(4)
t _FO(4)
t _LZ(4)
t _HZ(4)
Clock Frequency
Output Disable Time
Output Valid from Clock LOW
Output Hold Time
Output Rise Time
Output Fall Time
HOLD HIGH to Output in Low Z
HOLD LOW to Output in High Z
0
2
250
200
0
100
100
100
100
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.
MHz
ns
ns
ns
ns
ns
ns
ns
3063 PGM T13.2
9