參數(shù)資料
型號(hào)： 24LC21A
廠商： Microchip Technology Inc.
英文描述： 1K 2.5V Dual Mode I 2 C Serial EEPROM
中文描述： 一千2.5V的雙模式的I 2 C串行EEPROM
文件頁(yè)數(shù)： 2/12頁(yè)
文件大?。?/td> 81K
代理商： 24LC21A
24LC21
DS21095F-page 2
1996 Microchip Technology Inc.
1.0
ELECTRICAL CHARACTERISTICS
1.1
Maximum Ratings*
V
All inputs and outputs w.r.t. V
Storage temperature.....................................-65C to +150C
Ambient temp. with power applied................-65C to +125C
Soldering temperature of leads (10 seconds).............+300C
ESD protection on all pins
..................................................≥
CC
...................................................................................7.0V
SS
............... -0.6V to V
CC
+1.0V
4 kV
*Notice:
may cause permanent damage to the device. This is a stress rat-
ing only and functional operation of the device at those or any
other conditions above those indicated in the operational listings
of this specification is not implied. Exposure to maximum rating
conditions for extended periods may affect device reliability.
Stresses above those listed under “Maximum ratings”
TABLE 1-1:
PIN FUNCTION TABLE
Name
V
SS
SDA
SCL
VCLK
V
CC
NC
Function
Ground
Serial Address/Data I/O
Serial Clock (Bi-Directional Mode)
Serial Clock (Transmit-Only Mode)
+2.5V to 5.5V Power Supply
No Connection
TABLE 1-2:
DC CHARACTERISTICS
V
Commercial
Industrial
Symbol
CC
= +2.5V to 5.5V
(C):
(I):
Min
Tamb = 0C to +70C
Tamb = -40C to +85C
Max
Parameter
Units
Conditions
SCL and SDA pins:
High level input voltage
Low level input voltage
Input levels on VCLK pin:
High level input voltage
Low level input voltage
Hysteresis of Schmitt trigger inputs
Low level output voltage
Low level output voltage
Input leakage current
Output leakage current
Pin capacitance (all inputs/outputs)
V
V
IH
IL
.7 V
CC
—
—
.3 V
CC
V
V
V
V
IH
IL
2.0
—
.8
.2 V
CC
V
V
V
V
V
μ
μ
pF
V
V
(Note 1)
I
OL
= 3 mA, V
I
OL
= 6 mA, V
V
IN
= .1V to V
V
OUT
= .1V to V
V
CC
= 5.0V (Note1),
Tamb = 25
V
CC
= 5.5V, SCL = 400 kHz
CC
CC
< 2.7V (Note 1)
≥
2.7V (Note 1)
V
V
V
HYS
.05 V
CC
—
.4
.6
10
10
10
OL
1
—
—
-10
-10
—
CC
= 2.5V (Note 1)
= 2.5V
OL
2
I
LI
I
LO
, C
CC
A
A
CC
CC
C
IN
OUT
°
C, F
CLK
= 1 MHz
Operating current
I
I
CC
CC
Write
Read
—
—
—
—
3
1
mA
mA
μ
A
μ
A
Standby current
I
CCS
30
100
V
V
(Note 2)
CC
CC
= 3.0V, SDA = SCL = V
= 5.5V, SDA = SCL = V
CC
CC
Note 1: This parameter is periodically sampled and not 100% tested.
2: V
LCK
must be grounded.
相關(guān)PDF資料
PDF描述
24LC21A-IP 1K 2.5V Dual Mode I 2 C Serial EEPROM
24LC21A-ISN 1K 2.5V Dual Mode I 2 C Serial EEPROM
24LC21A-P 1K 2.5V Dual Mode I 2 C Serial EEPROM
24LC21A-SN 1K 2.5V Dual Mode I 2 C Serial EEPROM
24LC22A The CAT24FC02 is a 2-kb Serial CMOS EEPROM internally organized as 256 words of 8 bits each
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參數(shù)描述
24LC21A/P 功能描述:電可擦除可編程只讀存儲(chǔ)器 2.5V Dual Mode RoHS:否 制造商:Atmel 存儲(chǔ)容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時(shí)鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
24LC21A/SN 功能描述:電可擦除可編程只讀存儲(chǔ)器 2.5V Dual Mode RoHS:否 制造商:Atmel 存儲(chǔ)容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時(shí)鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
24LC21A/SN 制造商:Microchip Technology Inc 功能描述:IC SM EEPROM SERIAL 1K
24LC21A-I/P 功能描述:電可擦除可編程只讀存儲(chǔ)器 2.5V Dual Mode RoHS:否 制造商:Atmel 存儲(chǔ)容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時(shí)鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
24LC21A-I/PG 功能描述:電可擦除可編程只讀存儲(chǔ)器 2.5V Dual Mode Lead Free Package RoHS:否 制造商:Atmel 存儲(chǔ)容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時(shí)鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
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