x24042 ETC-unknow, x24042 Datasheet - Page 11

• Manufacturer Part Number: x24042
• Description: Serial E2prom
• Manufacturer: ETC-unknow

X24042
WRITE CYCLE LIMITS
The write cycle time is the time from a valid stop
condition of a write sequence to the end of the internal
erase/program cycle. During the write cycle, the X24042
Write Cycle Timing
Notes: (5) Typical values are for T
Guidelines for Calculating Typical Values of Bus
Pull-Up Resistors
SDA
SCL
Symbol
t
WR
(6) t
(6)
WR
device requires to perform the internal write operation.
is the minimum cycle time from the system perspective when polling techniques are not used. It is the maximum time the
120
100
40
20
80
60
0
0
MIN.
RESISTANCE
WORD n
8th BIT
BUS CAPACITANCE (pF)
20
R MIN =
R MAX =
MAX.
RESISTANCE
Write Cycle Time
40
Parameter
A
V CC MAX
t R MAX
I OL MIN
C BUS
60
= 25 C and nominal supply voltage (5V).
80 100 120
ACK
=1.8K
3849 FHD F17
CONDITION
STOP
Min.
11
bus interface circuits are disabled, SDA is allowed to
remain high, and the device does not respond to its slave
address.
SYMBOL TABLE
WAVEFORM
t WR
Typ.
5
(5)
CONDITION
INPUTS
Must be
steady
May change
from Low to
High
May change
from High to
Low
Don’t Care:
Changes
Allowed
N/A
START
Max.
10
OUTPUTS
Will be
steady
Will change
from Low to
High
Will change
from High to
Low
Changing:
State Not
Known
Center Line
is High
Impedance
ADDRESS
X24042
3849 FHD F05
Units
ms
3849 PGM T09