N24C02 Datasheet, PDF (5/10 Pages) ON Semiconductor – 2-Kb, 4-Kb, 8-Kb and 16-Kb I2C CMOS Serial EEPROM

N24C02, N24C04, N24C08, N24C16
SCL
SDA
START
CONDITION
STOP
CONDITION
Figure 2. Start/Stop Timing
SCL FROM
MASTER
1
0
1
0 A₂ A₁ A₀ R/W N24C02
1
0
1
0 A₂ A₁ a₈ R/W N24C04
1
0
1
0 A₂ a₉ a₈ R/W N24C08
1
0
1
0 a₁₀ a₉ a₈ R/W N24C16
Figure 3. Slave Address Bits
BUS RELEASE DELAY (TRANSMITTER)
1
8
BUS RELEASE DELAY
(RECEIVER)
9
DATA OUTPUT
FROM TRANSMITTER
DATA OUTPUT
FROM RECEIVER
START
ACK DELAY (v t_AA)
Figure 4. Acknowledge Timing
ACK SETUP (w t_SU:DAT)
t_F
t_HIGH
t_R
t_LOW
t_LOW
SCL
t_SU:STA
t_HD:STA
t_HD:DAT
t_SU:DAT
SDA IN
SDA OUT
t_AA
t_DH
Figure 5. Bus Timing
t_SU:STO
t_BUF
www.onsemi.com
5