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参数资料
| 型号： | DS2480 |
| 英文描述： | Serial 1.Wire Line Driver |
| 中文描述： | 串行、1-Wire线驱动器 |
| 文件页数： | 26/26页 |
| 文件大小： | 185K |
| 代理商： | DS2480 |
DS2480
042498 26/26
AC ELECTRICAL CHARACTERISTICS
(V
DD
= 4.5V to 5.5V;–40
°
C to 85
°
C)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
UART Bit Time
T
T
8.68
104
μ
s
6
Device Bit Time
T
R
8.68
104
μ
s
6, 7
Fall Time RXD
t
FR
8
20
ns
8
Rise Time RXD
t
RR
13
27
ns
8
Transmit Idle Time
t
IDLET
0
μ
s
9
Receive Idle Time
t
IDLER
t
IDLET
μ
s
Asymmetry
t
ASYM
1
μ
s
10
Arrival Response Time
t
ARR
4.4
52
μ
s
11
Master Reset Time
t
MR
104
μ
s
12
Active Pull–Up on Time
t
APUOT
0.5
2.0
μ
s
13
Response Time
t
RESP
8.68 +
104 +
μ
s
11, 14
NOTES:
1. V
PP
–
V
PROG
must be within 11.5 to 12.0V.
2. Applies only if a 12.0V supply is connected. If V
PP
and V
DD
are tied together, current is less than 1
μ
A.
3. Input load is to GND.
4. Voltage difference between V
DD
and 1–W.
5. Voltage difference between V
PP
and 1–W.
6. 8.68
μ
s (115.2 kbps), 52
μ
s (19.2 kbps), 17.36
μ
s (57.6 kbps), 104
μ
s (9.6 kbps).
7. Nominal values; tolerance =
±
5%.
8. At V
CC
= 5.0V and 100 pF load to GND.
9. See Table 7, Function and Speed Matrix.
10.Independent of baud rate.
11. Minimum at 115.2 kbps, maximum at 9.6 kbps.
12.The master reset cycle is complete after t
MR
is over.
13.Minimum value at Overdrive speed; maximum value at regular speed.
14.
is the time to complete the activity on the 1–Wire bus; values range from 0 (configuration command) up to
5130
μ
s (alarming presence pulse)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS2480B | 功能描述:缓冲器和线路驱动器 RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel |
| DS2480B | 制造商:Maxim Integrated Products 功能描述:IC SERIAL LINE DRIVER 2480 SOIC8 |
| DS2480B/T&R | 功能描述:缓冲器和线路驱动器 RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel |
| DS2480B+ | 功能描述:缓冲器和线路驱动器 Serial - 1-Wire Line Driver RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel |
| DS2480B+R | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Serial to 1-Wire Line Driver |
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