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參數(shù)資料
| 型號(hào)： | DS3231SN#T&R |
| 廠(chǎng)商： | Maxim Integrated Products |
| 文件頁(yè)數(shù)： | 11/20頁(yè) |
| 文件大小： | 0K |
| 描述： | IC RTC W/TCXO 16-SOIC |
| 產(chǎn)品培訓(xùn)模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標(biāo)準(zhǔn)包裝： | 1,000 |
| 類(lèi)型： | 時(shí)鐘/日歷 |
| 特點(diǎn)： | 警報(bào)器，閏年，方波輸出，TCXO/晶體 |
| 時(shí)間格式： | HH:MM:SS（12/24 小時(shí)） |
| 數(shù)據(jù)格式： | YY-MM-DD-dd |
| 接口： | I²C，2 線(xiàn)串口 |
| 電源電壓： | 2.3 V ~ 5.5 V |
| 電壓 - 電源，電池： | 2.3 V ~ 5.5 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類(lèi)型： | 表面貼裝 |
| 封裝/外殼： | 16-SOIC（0.295"，7.50mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 16-SOIC W |
| 包裝： | 帶卷 (TR) |
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Extremely Accurate I2C-Integrated
RTC/TCXO/Crystal
Maxim Integrated
19
DS3231
Revision History
REVISION
NUMBER
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
0
1/05
Initial release.
—
Changed Digital Temp Sensor Output from
±2°C to ±3°C.
1, 3
Updated Typical Operating Circuit.
1
Changed TA = -40°C to +85°C to TA = TMIN to TMAX.
2, 3, 4
1
2/05
Updated Block Diagram.
8
Added “UL Recognized” to Features; added lead-free packages and removed S from
top mark info in Ordering Information table; added ground connections to the N.C. pin
in the Typical Operating Circuit.
1
Added “noncondensing” to operating temperature range; changed VPF MIN from 2.35V
to 2.45V.
2
Added aging offset specification.
3
Relabeled TOC4.
7
Added arrow showing input on X1 in the Block Diagram.
8
Updated pin descriptions for VCC and VBAT.
9
Added the I2C Interface section.
10
Figure 1: Added sign bit to aging and temperature registers; added MSB and LSB.
11
Corrected title for rate select bits frequency table.
13
Added note that frequency stability over temperature spec is with aging offset register
= 00h; changed bit 7 from Data to Sign (Crystal Aging Offset Register).
14
Changed bit 7 from Data to Sign (Temperature Register); correct pin definitions in I2C
Serial Data Bus section.
15
2
6/05
Modified the Handing, PC Board Layout, and Assembly section to refer to
J-STD-020 for reflow profiles for lead-free and leaded packages.
17
3
11/05
Changed lead-free packages to RoHS-compliant packages.
1
Changed
RST and UL bullets in Features.
1
Changed EC condition “VCC > VBAT” to “VCC = Active Supply (see Table 1).”
2, 3
Modified Note 12 to correct tREC operation.
6
Added various conditions text to TOCs 1, 2, and 3.
7
Added text to pin descriptions for 32kHz, VCC, and
RST.
9
Table 1: Changed column heading “Powered By” to “Active Supply”; changed
“applied” to “exceeds VPF” in the Power Control section.
10
Indicated BBSQW applies to both SQW and interrupts; simplified temp convert
description (bit 5); added “output” to
INT/SQW (bit 2).
13
4
10/06
Changed the Crystal Aging section to the Aging Offset section; changed “this bit
indicates” to “this bit controls” for the enable 32kHz output bit.
14
Added Warning note to EC table notes; updated Note 12.
6
Updated the Typical Operating Characteristics graphs.
7
In the Power Control section, added information about the POR state of the time and
date registers; in the Real-Time Clock section, added to the description of the RST
function.
10
5
4/08
In Figure 1, corrected the months date range for 04h from 00–31 to 01–31.
11
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相關(guān)代理商/技術(shù)參數(shù) |
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| DS3232 | 制造商:未知廠(chǎng)家 制造商全稱(chēng):未知廠(chǎng)家 功能描述:Extremely Accurate I2C RTC with Integrated Crystal and SRAM |
| DS3232_07 | 制造商:MAXIM 制造商全稱(chēng):Maxim Integrated Products 功能描述:Extremely Accurate I2C RTC with Integrated Crystal and SRAM |
| DS3232_08 | 制造商:MAXIM 制造商全稱(chēng):Maxim Integrated Products 功能描述:Extremely Accurate I2C RTC with Integrated Crystal and SRAM |
| DS3232_10 | 制造商:MAXIM 制造商全稱(chēng):Maxim Integrated Products 功能描述:Extremely Accurate I2C RTC with Integrated Crystal and SRAM |
| DS3232-3+ | 功能描述:實(shí)時(shí)時(shí)鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線(xiàn)接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
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