參數(shù)資料
型號(hào)： ST24LC21
廠商： 意法半導(dǎo)體
英文描述： 1Kb x8 DUAL MODE SERIAL EEPROM for VESA Plug&Play
中文描述： 1kB的x8串行EEPROM的雙模式為韋莎插頭
文件頁(yè)數(shù)： 6/18頁(yè)
文件大小： 149K
代理商： ST24LC21
Symbol
Parameter
Test Condition
Min
Max
Unit
C
IN
Input Capacitance (SDA)
8
pF
C
IN
Input Capacitance (other pins)
6
pF
t
LP
Low-pass filter input time constant
(SDA and SCL)
300
ns
Note:
1. Sampled only, not 100% tested.
Table 5. Input Parameters
(1)
(T
A
= 25
°
C, f = 100 kHz )
Symbol
Parameter
Test Condition
Min
Max
Unit
I
LI
Input Leakage Current
0V
≤
V
IN
≤
V
CC
±
2
μ
A
I
LO
Output Leakage Current
0V
≤
V
OUT
≤
V
CC
SDA in Hi-Z
±
2
μ
A
I
CC
Supply Current
V
CC
= 5V, f
C
= 400kHz
(Rise/Fall time < 10ns)
2
mA
Supply Current
V
CC
= 2.5V, f
C
= 400kHz
1
mA
I
CC1
Supply Current (Standby)
V
IN
= V
SS
or V
CC
,
V
CC
= 5V
100
μ
A
V
IN
= V
SS
or V
CC
,
V
CC
= 5V, f
C
= 400kHz
300
μ
A
I
CC2
Supply Current (Standby)
V
IN
= V
SS
or V
CC
,
V
CC
= 2.5V
5
μ
A
V
IN
= V
SS
or V
CC
,
V
CC
= 2.5V, f
C
= 400kHz
50
μ
A
V
IL
Input Low Voltage (SCL, SDA)
–0.3
0.3 V
CC
V
V
IH
Input High Voltage (SCL, SDA)
0.7 V
CC
V
CC
+ 1
V
V
IL
Input Low Voltage (VCLK)
2.5V
≤
V
CC
≤
4V
–0.3
0.2 V
CC
V
V
CC
> 4V
–0.3
0.8
V
V
IH
Input High Voltage (VCLK)
2
V
CC
+ 1
V
V
OL
Output Low Voltage
I
OL
= 3mA
0.4
V
I
OL
= 6mA, V
CC
= 5V
0.6
V
Table 6. DC Characteristics
(T
A
= 0 to 70
°
C; V
CC
= 2.5V to 5.5V)
6/18
ST24LC21
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