参数资料
型号: DS1239S5N
英文描述: Analog IC
中文描述: 模拟IC
文件页数: 1/12页
文件大小: 469K
代理商: DS1239S5N
1 of 12
072601
FEATURES
§ 10 years minimum data retention in the
absence of external power
§ Data is automatically protected during power
loss
§ Replaces 32k x 8 volatile static RAM,
EEPROM or Flash memory
§ Unlimited write cycles
§ Low-power CMOS
§ Read and write access times as fast as 70 ns
§ Lithium energy source is electrically
disconnected to retain freshness until power is
applied for the first time
§ Full
±10% V
CC operating range (DS1230Y)
§ Optional
±5% V
CC operating range
(DS1230AB)
§ Optional industrial temperature range of
-40
°C to +85°C, designated IND
§ JEDEC standard 28-pin DIP package
§ PowerCap Module (PCM) package
-
Directly surface-mountable module
-
Replaceable snap-on PowerCap provides
lithium backup battery
-
Standardized pinout for all nonvolatile
SRAM products
-
Detachment feature on PowerCap allows
easy removal using a regular screwdriver
PIN ASSIGNMENT
PIN DESCRIPTION
A0 - A14
- Address Inputs
DQ0 - DQ7
- Data In/Data Out
CE
- Chip Enable
WE
- Write Enable
OE
- Output Enable
VCC
- Power (+5V)
GND
- Ground
NC
- No Connect
DS1230Y/AB
256k Nonvolatile SRAM
www.maxim-ic.com
13
1
2
3
4
5
6
7
8
9
10
11
12
14
27
28-Pin ENCAPSULATED PACKAGE
740-mil EXTENDED
A14
A7
A5
A4
A3
A2
A1
A0
DQ1
DQ0
VCC
WE
A13
A8
A9
A11
OE
A10
CE
DQ7
DQ5
DQ6
28
26
25
24
23
22
21
20
19
18
17
15
16
A12
A6
DQ2
GND
DQ4
DQ3
1
NC
2
3
NC
VCC
WE
OE
CE
DQ7
DQ6
DQ5
DQ4
DQ3
DQ2
DQ1
DQ0
GND
4
5
6
7
8
9
10
11
12
13
14
15
16
17
NC
A14
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
34
NC
GND VBAT
34-Pin POWERCAP MODULE (PCM)
(USES DS9034PC POWERCAP)
相关PDF资料
PDF描述
DS1239SN Power Supply Supervisor
DS1239SN-5 Power Supply Supervisor
DS1231-20 Power Supply Supervisor
DS1231-35 Power Supply Supervisor
DS1231-50 Power Supply Supervisor
相关代理商/技术参数
参数描述
DS1239S-5N 功能描述:监控电路 RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟(典型值):10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel
DS1239S-5N+ 功能描述:监控电路 RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟(典型值):10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel
DS1239SN 制造商:未知厂家 制造商全称:未知厂家 功能描述:Power Supply Supervisor
DS1239SN-5 制造商:未知厂家 制造商全称:未知厂家 功能描述:Power Supply Supervisor
DS123LPSN-2+ 制造商:Maxim Integrated Products 功能描述: