AT24C512B データシートの表示（PDF） - Atmel Corporation
部品番号
コンポーネント説明
メーカー
AT24C512B Datasheet PDF : 26 Pages
| |||
AT24C512B
Table 2-3. AC Characteristics (Industrial Temperature)
Applicable over recommended operating range from TAI = −40°C to +85°C, VCC = +1.8V to +5.5V, CL = 100 pF (unless oth-
erwise noted). Test conditions are listed in Note 2.
1.8-volt
2.5, 5.0-volt
Symbol
Parameter
Min
Max
Min
Max
Units
fSCL
tLOW
tHIGH
ti
tAA
tBUF
Clock Frequency, SCL
Clock Pulse Width Low
1.3
Clock Pulse Width High
0.6
Noise Suppression Time(1)
Clock Low to Data Out Valid
0.05
Time the bus must be free before
a new transmission can start(1)
1.3
400
1000
kHz
0.4
µs
0.4
µs
100
50
ns
0.9
0.05
0.55
µs
0.5
µs
tHD.STA
Start Hold Time
0.6
tSU.STA
Start Set-up Time
0.6
tHD.DAT
Data In Hold Time
0
tSU.DAT
Data In Set-up Time
100
tR
Inputs Rise Time(1)
tF
Inputs Fall Time(1)
tSU.STO
Stop Set-up Time
0.6
tDH
Data Out Hold Time
50
tWR
Write Cycle Time
Endurance(1) 25°C, Page Mode, 3.3V
Notes:
1. This parameter is ensured by characterization only.
2. AC measurement conditions:
RL (connects to VCC): 1.3 kΩ (2.5V, 5V), 10 kΩ (1.8V)
Input pulse voltages: 0.3 VCC to 0.7 VCC
Input rise and fall times: ≤ 50 ns
Input and output timing reference voltages: 0.5 VCC
0.25
0.25
0
100
0.3
300
0.25
50
5
1,000,000
µs
µs
µs
ns
0.3
µs
100
ns
µs
ns
5
ms
Write
Cycles
5
5297A–SEEPR–1/08
Share Link: 