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| ACE24C512C Datasheet, PDF (5/18 Pages) ACE Technology Co., LTD. – Two-wire serial EEPROM | |||
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ACE24C512C
Two-wire serial EEPROM
AC Characteristics
Unless otherwise specified, VCC= 1.7V to 5.5V, TA = â40°C to 125°C, CL=100pF, Test Conditions are listed in Notes2
Symbol
Parameter
1.7â¤VCC<2.5
Min
Max
2.5⤠VCC â¤5.5
Min
Max
Units
fSCL
Clock Frequency, SCL
400
1000
kHz
tLOW
Clock Pulse Width Low
1.3
0.4
µs
tHIGH
Clock Pulse Width High
0.6
0.4
µs
tAA
Clock Low to Data Out Valid
0.05
0.9
0.05
0.55
µs
tI
Noise Suppression Time
0.1
0.05
µs
Time the bus must be free before a new
tBUF
1.3
0.5
µs
transmission can Start
tHD.STA
tSU.STA
tHD.DAT
tSU.DAT
tR
tF
tSU.STO
tDH
tSU.WCB
tHD.WCB
tWR
Start Hold Time
Start Setup Time
Data In Hold Time
Data In Setup Time
Inputs Rise Time(1)
Inputs Fall Time(1)
Stop Setup Time
Data Out Hold Time
WCB pin Setup Time
WCB pin Hold Time
Write Cycle Time
0.6
0.25
µs
0.6
0.25
µs
0
0
µs
0.1
0.1
µs
0.3
0.3
µs
0.3
0.1
µs
0.6
0.25
µs
0.05
0.05
µs
1.2
0.6
µs
1.2
0.6
µs
5
5
ms
Notes: 1. This parameter is ensured by characterization not 100% tested
2.AC measurement conditions:
RL (connects to VCC): 1.3k (2.5V, 5.5V), 10k (1.7V)
Input pulse voltages: 0.3 VCC to 0.7 VCC
Input rise and fall times: â¤50ns
Input and output timing reference voltages: 0.5VCC
Reliability Characteristic (1)
Symbol
EDR(2)
Parameter
Endurance
Min.
2,000,000
Max.
Unit
Write cycles
DRET
Data retention
100
Years
Notes: 1. This parameter is ensured by characterization and is not 100% tested
2. Under the condition: 25°C, 3.3V, Page mode
VER 1.1 5
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