X24012 Datasheet, PDF (10/14 Pages) Xicor Inc. – Serial E2PROM

X24012
A.C. CONDITIONS OF TEST
Input Pulse Levels
Input Rise and Fall Times
Input and Output Timing Levels
EQUIVALENT A.C. LOAD CIRCUIT
V_CC x 0.1 to V_CC x 0.9
10ns
V_CC x 0.5
3847 PGM T07
Output
5.0V
1533Ω
100pF
3847 FHD F17
A.C. CHARACTERISTICS LIMITS (Over recommended operating conditions unless otherwise specified)
Read & Write Cycle Limits
Symbol
Parameter
Min.
Max. Units
f_SCL
SCL Clock Frequency
0
T_I
Noise Suppression Time Constant at SCL, SDA Inputs
t_AA
SCL Low to SDA Data Out Valid
0.3
t_BUF
Time the Bus Must Be Free Before a New Transmission Can Start 4.7
t_HD:STA Start Condition Hold Time
4.0
t_LOW
Clock Low Period
4.7
t_HIGH
Clock High Period
4.0
t_SU:STA Start Condition Setup Time
4.7
t_HD:DAT Data In Hold Time
0
t_SU:DAT Data In Setup Time
250
t_R
SDA and SCL Rise Time
t_F
SDA and SCL Fall Time
t_SU:STO Stop Condition Setup Time
4.7
t_DH
Data Out Hold Time
300
POWER-UP TIMING
100
KHz
100
ns
3.5
µs
µs
µs
µs
µs
µs
µs
ns
1
µs
300
ns
µs
ns
3847 PGM T08
Symbol
Parameter
Max.
Units
t_PUR(4)
t_PUW(4)
Bus Timing
Power-Up to Read Operation
Power-Up to Write Operation
1
ms
5
ms
3847 PGM T09
tF
tHIGH
tLOW
tR
SCL
SDA IN
tSU:STA
tHD:STA tHD:DAT
tSU:DAT
tSU:STO
tAA
tDH
tBUF
SDA OUT
3847 FHD F03
Note: (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 param-
eters are periodically sampled and not 100% tested.
10