参数资料
| 型号： | DS1558Y |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 1/18页 |
| 文件大小： | 0K |
| 描述： | IC RTC W/NV RAM 5V 48-TQFP |
| 标准包装： | 250 |
| 类型： | 时钟/日历 |
| 特点： | 警报器，闰年，监视计时器，Y2K |
| 时间格式： | HH:MM:SS（24 小时） |
| 数据格式： | YY-MM-DD-dd |
| 接口： | 并联 |
| 电源电压： | 4.5 V ~ 5.5 V |
| 电压 - 电源，电池： | 2.5 V ~ 3.7 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 48-LQFP |
| 供应商设备封装： | 48-LQFP（7x7） |
| 包装： | 托盘 |
1 of 18
REV: 071305
Note: Some revisions of this device may incorporate deviations from published specifications known as errata. Multiple revisions of any device
may be simultaneously available through various sales channels. For information about device errata, click here: www.maxim-ic.com/errata.
FEATURES
Integrated Real-Time Clock (RTC), Power-
Fail Control Circuit, and NV RAM Controller
Clock Registers are Accessed Identically to
the Static RAM; These Registers are Resident
in the 16 Top RAM Locations
Century Register
Greater than 10 Years of Timekeeping and
Data Retention in the Absence of Power with
Small Lithium Coin Cell(s) and Low-Leakage
SRAM
Precision Power-On Reset
Programmable W
Alarm
BCD-Coded Year, Month, Date, Day, Hours,
Minutes, and Seconds with Automatic Leap-
Year Compensation Valid Up to the Year
2100
Battery Voltage-Level Indicator Flag
Power-Fail Write Protection Allows for
10%
VCC Power-Supply Tolerance
Underwriters Laboratory (UL) Recognized
PIN CONFIGURATION
ORDERING INFORMATION
PART
TEMP RANGE
VOLTAGE
(V)
PIN-PACKAGE
TOP MARK*
DS1558
Watchdog Clock with NV RAM Control
www.maxim-ic.com
atchdog Timer and RTC
DS1558W
-40°C to +85°C
3.3
48 TQFP (7 x 7 x 1mm)
DS1558D
DS1558W+
-40°C to +85°C
3.3
48 TQFP (7 x 7 x 1mm)
DS1558D
DS1558W-TRL
-40°C to +85°C
3.3
48 TQFP (7 x 7 x 1mm)
DS1558D
DS1558W+TRL
-40°C to +85°C
3.3
48 TQFP (7 x 7 x 1mm)
DS1558D
DS1558Y
-40°C to +85°C
5.0
48 TQFP (7 x 7 x 1mm)
DS1558B
DS1558Y+
-40°C to +85°C
5.0
48 TQFP (7 x 7 x 1mm)
DS1558B
DS1558Y-TRL
-40°C to +85°C
5.0
48 TQFP (7 x 7 x 1mm)
DS1558B
DS1558Y+TRL
-40°C to +85°C
5.0
48 TQFP (7 x 7 x 1mm)
DS1558B
+ Denotes a lead(Pb)-free/RoHS-compliant device.
* A “+” anywhere on the top mark indicates a lead-free device.
A18
A16
A12
A6
A4
A3
A2
A1
A5
A7
A14
N.C.
V
CCO
V
CC
N.
C
.
A
17
GND
R
ST
N.
C
.
N.
C
.
DQ0
DQ1
DQ2
DQ6
VBAT1
WE
IRQ/FT
A8
OE
A10
CE
X
1
GND
V
BAT
2
A15
A13
OER
A9
A11
35
36
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
10
12
11
9
48
47
46
45
44
43
42
41
40
39
38
37
CE
R
DQ7
DQ5
DQ4
DQ3
GND
A0
DS1558
X
2
N.
C
.
TQFP
TOP VIEW
相关PDF资料 |
PDF描述 |
|---|---|
| DS1558W-TRL | IC RTC W/NV RAM 3.3V 48-LQFP |
| VE-B6J-IU-F3 | CONVERTER MOD DC/DC 36V 200W |
| VE-2WT-MW | CONVERTER MOD DC/DC 6.5V 100W |
| DS1558W | IC RTC W/NV RAM 3.3V 48-LQFP |
| VE-B6J-IU-F2 | CONVERTER MOD DC/DC 36V 200W |
相关代理商/技术参数 |
参数描述 |
|---|---|
| DS1558Y+ | 功能描述:实时时钟 Watchdog Clock w/NV RAM RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
| DS1558Y+TRL | 功能描述:实时时钟 Watchdog Clock w/NV RAM RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
| DS1558Y-TRL | 功能描述:实时时钟 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
| DS-1561 | 制造商:M/A-COM Technology Solutions 功能描述:POWER_DIVIDER - Bulk |
| DS1585S | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Real-Time Clock |
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