X24645 Datasheet, PDF (12/18 Pages) Xicor Inc. – Advanced 2-Wire Serial E 2 PROM with Block Lock TM Protection

X24645
A.C. CONDITIONS OF TEST
Input Pulse Levels
Input Rise and
Fall Times
Input and Output
Timing Levels
V_CC x 0.1 to V_CC x 0.9
10ns
V_CC X 0.5
2783 FRM T08
EQUIVALENT A.C. LOAD CIRCUIT
OUTPUT
5V
1.53KΩ
100pF
2783 ILL F16.1
A.C. OPERATING CHARACTERISTICS (Over the recommended operating conditions, unless otherwise specified.)
Read & Write Cycle Limits
Symbol
f_SCL
T_I
t_AA
t_BUF
t_HD:STA
t_LOW
t_HIGH
t_SU:STA
t_HD:DAT
t_SU:DAT
t_R
t_F
t_SU:STO
t_DH
Parameter
SCL Clock Frequency
Noise Suppression Time
Constant at SCL, SDA Inputs
SCL LOW to SDA Data Out Valid
Time the Bus Must Be Free Before a
New Transmission Can Start
Start Condition Hold Time
Clock LOW Period
Clock HIGH Period
Start Condition Setup Time
(for a Repeated Start Condition)
Data In Hold Time
Data In Setup Time
SDA and SCL Rise Time
SDA and SCL Fall Time
Stop Condition Setup Time
Data Out Hold Time
Min.
0
0.3
4.7
4
4.7
4
4.7
0
250
4.7
300
Max.
100
100
3.5
1
300
Units
KHz
ns
µs
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns
2783 FRM T09.2
POWER-UP TIMING⁽⁴⁾
Symbol
Parameter
Max.
Units
t_PUR
Power-up to Read Operation
1
ms
t_PUW
Power-up to Write Operation
5
ms
2783 FRM T10
Notes: (4) t_PUR and t_PUW are the delays required from the time V_CC is stable until the specified operation can be initiated. These parameters
are periodically sampled and not 100% tested.
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