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DS1485N PDF预览

DS1485N

更新时间: 2024-01-03 10:32:20
品牌 Logo 应用领域
其他 - ETC /
页数 文件大小 规格书
17页 251K
描述
Transceiver

DS1485N 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:DIP, DIP8,.3Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.91差分输出:YES
驱动器位数:1高电平输入电流最大值:0.000001 A
输入特性:DIFFERENTIAL SCHMITT TRIGGER接口集成电路类型:LINE TRANSCEIVER
接口标准:EIA-422; EIA-485JESD-30 代码:R-PDIP-T8
JESD-609代码:e0长度:9.817 mm
功能数量:1端子数量:8
最高工作温度:85 °C最低工作温度:-40 °C
最小输出摆幅:1.5 V最大输出低电流:0.004 A
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装等效代码:DIP8,.3封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT SPECIFIED
电源:5 V认证状态:Not Qualified
最大接收延迟:12 ns接收器位数:1
座面最大高度:5.08 mm子类别:Line Driver or Receivers
最大压摆率:5 mA最大供电电压:5.5 V
最小供电电压:4.5 V标称供电电压:5 V
表面贴装:NO技术:CMOS
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
最大传输延迟:10 ns宽度:7.62 mm
Base Number Matches:1

DS1485N 数据手册

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DS1486/DS1486P  
RAMified Watchdog Timekeeper  
www.maxim-ic.com  
FEATURES  
PIN ASSIGNMENT  
C 128 kbytes of user NV RAM  
C Integrated NV SRAM, real-time clock,  
crystal, power-fail control circuit and lithium  
energy source  
INTB (INTB)  
1
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
VCC  
A16  
A14  
A12  
A7  
A15  
INTA/SQW  
WE  
2
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
16  
A13  
A8  
C Totally nonvolatile with over 10 years of  
operation in the absence of power  
C Watchdog timer restarts an out-of-control  
processor  
A6  
A5  
A9  
A11  
OE  
A4  
A3  
A10  
CE  
A2  
C Alarm function schedules real-time related  
activities such as system wakeup  
C Programmable interrupts and square wave  
output  
A1  
DQ7  
DQ6  
DQ5  
DQ4  
DQ3  
A0  
DQ0  
DQ1  
DQ2  
GND  
C All registers are individually addressable via  
the address and data bus  
C Interrupt signals active in power-down mode  
DS1486 128k x 8  
32-Pin Encapsulated Package  
ORDERING INFORMATION  
DS1486  
XXX  
XXX  
(32–pin DIP module)  
–150  
–120  
150 ns access  
120 ns access  
*DS1486P  
*DS9034PCX  
34-pin PowerCap Module Board  
–150  
–120  
150 ns access  
120 ns access  
INTA  
SQW  
A14  
A13  
A12  
A11  
A10  
A9  
34  
33  
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
1
2
3
4
5
6
7
8
9
INTB (INTB)  
A15  
A16  
PowerCap Required  
PFO  
VCC  
(must be ordered separately)  
WE  
OE  
CE  
A8  
DQ7  
DQ6  
DQ5  
DQ4  
DQ3  
DQ2  
DQ1  
DQ0  
GND  
PIN DESCRIPTION  
A7  
A6  
A5  
A4  
A3  
A2  
A1  
A0  
10  
11  
12  
13  
14  
15  
16  
17  
INTB  
– Interrupt Output A (open drain)  
INTB (INTB) – Interrupt Output B (open drain)  
VBAT  
GND  
X2  
X1  
A0–A16  
– Address Inputs  
DQ0–DQ7  
– Data Input/Output  
CE  
– Chip Enable  
– Output Enable  
34-Pin PowerCap Module Board  
(Uses DS9034PCX PowerCap)  
OE  
WE  
– Write Enable  
VCC  
– +5 Volts  
GND  
SQW  
NC  
– Ground  
– Square Wave Output  
– No Connection  
– Crystal Connection  
– Battery Connection  
X1, X2  
VBAT  
1 of 17  
072401  

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