AT24C512C 查看數據表（PDF） - Atmel Corporation
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AT24C512C Datasheet PDF : 21 Pages
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Table 5-3. AC Characteristics
Applicable over recommended operating range from TAI = -40C to +85C, VCC = 1.7V to 3.6V or 2.5V to 5.5V (where
applicable), CL = 100pF (unless otherwise noted). Test conditions are listed in Note 2.
1.7V
2.5V, 5.0V
Symbol
Parameter
Min
Max
Min
Max
Units
fSCL
tLOW
tHIGH
tI
tAA
tBUF
Clock Frequency, SCL
400
1000
kHz
Clock Pulse Width Low
1.3
0.4
μs
Clock Pulse Width High
Noise Suppression Time(1)
0.6
0.4
μs
100
50
ns
Clock Low to Data Out Valid
0.05
0.9
0.05
0.55
μs
Time the bus must be free before a new
transmission can start(1)
1.3
0.5
μs
tHD.STA
tSU.STA
tHD.DAT
tSU.DAT
tR
tF
tSU.STO
tDH
tWR
Endurance(1)
Start Hold Time
Start Set-up Time
Data In Hold Time
Data In Set-up Time
Inputs Rise Time(1)
Inputs Fall Time(1)
Stop Set-up Time
Data Out Hold Time
Write Cycle Time
25°C, Page Mode, 3.3V
0.6
0.25
μs
0.6
0.25
μs
0
0
μs
100
100
ns
0.3
0.3
μs
300
100
ns
0.6
0.25
μs
50
50
ns
5
5
ms
1,000,000
Write Cycles
Notes: 1. This parameter is ensured by characterization only.
2. AC measurement conditions:
RL (connects to VCC): 1.3k (2.5V, 5V), 10k (1.7V)
Input pulse voltages: 0.3VCC to 0.7VCC
Input rise and fall times: 50ns
Input and output timing reference voltages: 0.5VCC
Atmel AT24C512C [DATASHEET]
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8720C–SEEPR–7/12
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