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參數(shù)資料
| 型號： | DS2252T |
| 廠商： | DALLAS SEMICONDUCTOR |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | Secure Microcontroller Module(安全的微控制器模塊) |
| 中文描述： | 8-BIT, MICROCONTROLLER, SMA40 |
| 封裝： | SIMM-40 |
| 文件頁數(shù)： | 8/15頁 |
| 文件大?。?/td> | 125K |
| 代理商： | DS2252T |
DS2252T
021998 8/15
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
–0.3V to +7.0V
0
°
C to 70
°
C
–40
°
C to +70
°
C
260
°
C for 10 seconds
* This is a stress rating only and functional operation of the device at these or any other conditions above those
indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods of time may affect reliability.
DC CHARACTERISTICS
(t
A
=0
°
C to 70
°
C; V
CC
=5V
±
10%)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
Input Low Voltage
V
IL
V
IH1
V
IH2
–0.3
+0.8
V
1
Input High Voltage
2.0
V
CC
+0.3
V
CC
+0.3
V
1
Input High Voltage (RST, XTAL1,
PROG)
3.5
V
1
Output Low Voltage
@ I
OL
=1.6 mA (Ports 1, 2, 3)
Output Low Voltage
@ I
OL
=3.2 mA (Ports 0, ALE)
Output High Voltage
@ I
OH
=–80
μ
A (Ports 1, 2, 3)
Output High Voltage
@ I
OH
=–400
μ
A (Ports 0, ALE)
Input Low Current V
IN
=0.45V
(Ports 1, 2, 3)
V
OL1
0.15
0.45
V
1
V
OL2
0.15
0.45
V
1
V
OH1
2.4
4.8
V
1
V
OH2
2.4
4.8
V
1
I
IL
–50
μ
A
Transition Current; 1 to 0
V
IN
=2.0V (Ports 1, 2, 3)
Input Leakage Current
0.45<V
IN
<V
CC
(Port 0)
RST Pulldown Resistor
I
TL
–500
μ
A
I
IL
±
10
μ
A
R
RE
V
PRW
V
CCMIN
I
CC
I
IDLE
I
STOP
C
IN
40
150
K
Power Fail Warning Voltage
4.25
4.37
4.50
V
1
Minimum Operating Voltage
4.00
4.12
4.25
V
1
Operating Current @ 16 MHz
45
mA
4
Idle Mode Current @ 12 MHz
7.0
mA
5
Stop Mode current
80
μ
A
6
Pin Capacitance
10
pF
7
Reset Trip Point in Stop Mode
w/BAT=3.0V
w/BAT=3.3V
4.0
4.4
4.25
4.65
V
1
SDI Input Low Voltage
V
ILS
V
IHS
V
IHS
R
SDI
0.4
V
1
SDI Input High Voltage
2.0
V
CC
3.5
V
1, 2
SDI Input High Voltage
2.0
V
1, 2
SDI Pull–Down Resistor
25
60
K
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| DS2252T_06 | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Soft Microcontroller Module |
| DS2252T_1 | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Secure Microcontroller Module |
| DS2252T08-08 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Microcontroller |
| DS2252T128-08 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Microcontroller |
| DS2252T-128-12 | 功能描述:模塊化系統(tǒng) - SOM RoHS:否 制造商:Digi International 外觀尺寸:ConnectCore 9P 處理器類型:ARM926EJ-S 頻率:150 MHz 存儲容量:8 MB, 16 MB 存儲類型:NOR Flash, SDRAM 接口類型:I2C, SPI, UART 工作電源電壓:3.3 V 最大工作溫度:+ 85 C 尺寸:1.97 in x 1.97 in x 6.1 in |
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