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參數(shù)資料
| 型號(hào)： | ST25W08B1TR |
| 廠商： | 意法半導(dǎo)體 |
| 元件分類： | DRAM |
| 英文描述： | 8 Kbit Serial I2C Bus EEPROM with User-Defined Block Write Protection |
| 中文描述： | 8千位串行I2C總線的EEPROM與用戶定義的塊寫保護(hù) |
| 文件頁數(shù)： | 5/16頁 |
| 文件大?。?/td> | 125K |
| 代理商： | ST25W08B1TR |
Symbol
Parameter
Test Condition
Min
Max
Unit
C
IN
Input Capacitance (SDA)
8
pF
C
IN
Input Capacitance (other pins)
6
pF
Z
WCL
WC Input Impedance (ST24/25W08)
V
IN
≤
0.3 V
CC
5
20
k
Z
WCH
WC Input Impedance (ST24/25W08)
V
IN
≥
0.7 V
CC
500
k
t
LP
Low-pass filter input time constant
(SDA and SCL)
100
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 (ST24 series)
V
CC
= 5V, f
C
= 100kHz
(Rise/Fall time < 10ns)
2
mA
Supply Current (ST25 series)
V
CC
= 2.5V, f
C
= 100kHz
1
mA
I
CC1
Supply Current (Standby)
(ST24 series)
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
= 100kHz
300
μ
A
I
CC2
Supply Current (Standby)
(ST25 series)
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
= 100kHz
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
(E, PRE, MODE, WC)
–0.3
0.5
V
V
IH
Input High Voltage
(E, PRE, MODE, WC)
V
CC
– 0.5
V
CC
+ 1
V
V
OL
Output Low Voltage (ST24 series)
I
OL
= 3mA, V
CC
= 5V
0.4
V
Output Low Voltage (ST25 series)
I
OL
= 2.1mA, V
CC
= 2.5V
0.4
V
Table 6. DC Characteristics
(T
A
= 0 to 70
°
C, –20 to 85
°
C or –40 to 85
°
C; V
CC
= 3V to 5.5V or 2.5V to 5.5V)
5/16
ST24/25C08, ST24/25W08
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