24lc174 Microchip Technology Inc., 24lc174 Datasheet - Page 3

• Manufacturer Part Number: 24lc174
• Description: 16k 2.5v Cascadable I 2c? Serial Eeprom With Otp Security Page
• Manufacturer: Microchip Technology Inc.

TABLE 1-3:
FIGURE 1-2:
Clock frequency
Clock high time
Clock low time
SDA and SCL rise time
SDA and SCL fall time
START condition hold time
START condition setup
time
Data input hold time
Data input setup time
STOP condition setup time
Output valid from clock
Bus free time
Output fall time from V
min to V
Input filter spike suppres-
sion (SDA and SCL pins)
Write cycle time
Endurance
Note 1: Not 100% tested. C
SDA
IN
SDA
OUT
SCL
2004 Microchip Technology Inc.
2: As a transmitter, the device must provide an internal minimum delay time to bridge the undefined region
3: The combined T
4: This parameter is not tested but guaranteed by characterization. For endurance estimates in a specific appli-
T
SU
Parameter
IL
(minimum 300 ns) of the falling edge of SCL to avoid unintended generation of START or STOP conditions.
noise and spike suppression. This eliminates the need for a T
cation, please consult the Total Endurance Model which can be obtained on our website.
:
max
STA
T
AC CHARACTERISTICS
BUS TIMING DATA
SP
IH
T
AA
SP
Symbol
T
T
T
T
T
and V
T
B
T
F
T
SU
HD
SU
SU
HD
F
T
T
T
T
T
T
HIGH
= total capacitance of one bus line in pF.
LOW
T
T
BUF
—
HD
CLK
WR
AA
OF
SP
:
:
:
:
R
:
F
DAT
STO
STA
STA
DAT
T
:
STA
LOW
HYS
specifications are due to new Schmitt trigger inputs which provide improved
Standard Mode
4000
4700
4000
4700
4000
4700
Min
250
1M
—
—
—
—
—
—
—
0
T
T
HIGH
HD
:
DAT
1000
3500
Max
100
300
250
50
10
—
—
—
—
—
—
—
—
—
T
AA
20 +0.1
Vcc= 4.5 - 5.5V
1300
1300
Min
600
600
600
100
600
1M
C
Fast Mode
—
—
—
—
—
—
0
B
T
SU
Max
400
300
300
900
250
:
I
50
10
DAT
—
—
—
—
—
—
—
—
—
specification for standard operation.
T
SU
cycles
Units
kHz
ms
:
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
STO
(Note 1)
(Note 1)
After this period the first clock
pulse is generated
Only relevant for repeated
START condition
(Note 2)
Time the bus must be free
before a new transmission can
start
(Note 1), C
(Note 3)
Byte or Page mode
25°C, Vcc = 5.0V, Block Mode
(Note 4)
T
R
24LC174
Remarks
B
T
BUF
DS21101H-page 3
100 pF