类别是'category.RTCs(实时时钟)' (3750)
- 所有品牌
对比 | 图片 | 产品型号 | 品牌 | 数据表 | 库存 | 价格(含增值税) | 数量 | Rohs | 工厂交货时间 | 触点镀层 | 底架 | 安装类型 | 包装/外壳 | 表面安装 | 引脚数 | 供应商器件包装 | 操作温度 | 包装 | 已出版 | 系列 | JESD-609代码 | 无铅代码 | 零件状态 | 湿度敏感性等级(MSL) | 终止次数 | ECCN 代码 | 类型 | 端子表面处理 | 最高工作温度 | 最小工作温度 | 附加功能 | HTS代码 | 电压 - 供电 | 端子位置 | 终端形式 | 峰值回流焊温度(摄氏度) | 电源电压 | 端子间距 | Reach合规守则 | 时间@峰值回流温度-最大值(s) | 基本部件号 | 引脚数量 | JESD-30代码 | 功能 | 资历状况 | 工作电源电压 | 电源电压-最大值(Vsup) | 电源 | 温度等级 | 电源电压-最小值(Vsup) | 界面 | 最大电源电压 | 最小电源电压 | 内存大小 | uPs/uCs/外围ICs类型 | 时钟频率 | 逻辑功能 | 外部数据总线宽度 | 定时器数量 | 时间格式 | 日期格式 | 最大计时电流 | 时间-最小值 | 中断能力 | 电压 - 供电,电池 | 易失性 | 信息访问方法 | 特征 | 高度 | 座位高度(最大) | 长度 | 宽度 | 器件厚度 | 辐射硬化 | 达到SVHC | RoHS状态 | 无铅 | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | DS1643P-70 | Rochester Electronics, LLC | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | 34-PowerCap™ Module | YES | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 34 | Clock/Calendar | 锡铅 | 4.5V~5.5V | DUAL | 240 | 5V | 1.27mm | unknown | 未说明 | 34 | R-XDMA-U34 | COMMERCIAL | Parallel | 8KB | 0.032MHz | 8 | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3mA @ 5V | 3V | Leap Year, NVSRAM | 2.3368mm | 25.019mm | 23.495mm | Non-RoHS Compliant | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | DS1251YP-70 | Rochester Electronics, LLC | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | 34-PowerCap™ Module | YES | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 34 | 幻影时间芯片 | 锡铅 | USE DS9034PCX TO ORDER POWERCAP | 4.5V~5.5V | DUAL | 未说明 | 5V | 未说明 | 34 | R-XDMA-U34 | COMMERCIAL | Parallel | 512KB | 8 | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 10mA @ 5V | 3V | Leap Year, NVSRAM | Non-RoHS Compliant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | RV5C348B-E2-F | RICOH Electronic Devices Co., LTD. | 数据表 | 1039 In Stock | - | 最小起订量: 1 最小包装量: 1 | 9 Weeks | 表面贴装 | 10-LFSOP, 10-MSOP (0.110, 2.80mm Width) | 10-SSOP-G | -40°C~85°C | Tape & Reel (TR) | 活跃 | 1 (Unlimited) | Clock/Calendar | 2V~5.5V | 4-Wire Serial | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1μA @ 3V | Alarm, Leap Year | 符合RoHS标准 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | CDP68HC68T1M96 | Rochester Electronics, LLC | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | 20-SOIC (0.295, 7.50mm Width) | YES | -40°C~85°C | Tape & Reel (TR) | e0 | no | Obsolete | 1 (Unlimited) | 20 | EAR99 | Clock/Calendar | 锡铅 | 8542.39.00.01 | 3V~6V | DUAL | 240 | 5V | 1.27mm | 未说明 | 20 | R-PDSO-G20 | 不合格 | SPI | 32B | 4.1943MHz | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 20μA~500μA @ 5V | 2.2V~6V | SERIAL, 3-WIRE | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 2.65mm | 12.8mm | 7.5mm | Non-RoHS Compliant | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | X1227S8I | Rochester Electronics, LLC | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | 8-SOIC (0.154, 3.90mm Width) | YES | -40°C~85°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 8 | Clock/Calendar | 锡铅 | 4.5V~5.5V | DUAL | 240 | 5V | 1.27mm | 40 | 8 | R-PDSO-G8 | COMMERCIAL | I2C, 2-Wire Serial | 0.032MHz | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 10μA~20μA @ 2.7V~5V | 1.8V~5.5V | I2C | Alarm, Leap Year, Supervisor, Watchdog Timer | 1.7272mm | 4.9022mm | 3.9116mm | Non-RoHS Compliant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | DS1305N | Rochester Electronics, LLC | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 通孔 | 16-DIP (0.300, 7.62mm) | NO | -40°C~85°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 16 | Clock/Calendar | 锡铅 | 2V~5.5V | DUAL | 240 | 5V | 2.54mm | 20 | 16 | R-PDIP-T16 | COMMERCIAL | SPI | 96B | 0.032MHz | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 25.3μA~81μA @ 2V~5V | 2V~5.5V | SERIAL, 3-WIRE | Alarm, Leap Year, NVSRAM, Trickle-Charger | 4.572mm | 19.175mm | 7.62mm | Non-RoHS Compliant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | DS1556WP-120 | Rochester Electronics, LLC | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | 34-PowerCap™ Module | YES | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 34 | Clock/Calendar | 锡铅 | 2.97V~3.63V | DUAL | 未说明 | 3.3V | unknown | 未说明 | 34 | R-XDMA-U34 | COMMERCIAL | Parallel | 128KB | 0.032MHz | 8 | HH:MM:SS (24 hr) | YY-MM-DD-dd | 4mA @ 3.3V | 3V | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | Non-RoHS Compliant | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | DS17885-3 | Rochester Electronics, LLC | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 通孔 | 24-DIP (0.600, 15.24mm) | NO | 0°C~70°C | Tube | e3 | yes | Obsolete | 1 (Unlimited) | 24 | Clock/Calendar | 哑光锡 | 2.7V~3.7V | DUAL | 260 | 3V | 2.54mm | 30 | 24 | R-PDIP-T24 | COMMERCIAL | Parallel | 8KB | 0.032MHz | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2mA @ 2.7V~3.7V | 2.5V~3.7V | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 5.08mm | 31.75mm | 15.24mm | ROHS3 Compliant | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | DS1315-33 | Rochester Electronics, LLC | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 通孔 | 16-DIP (0.300, 7.62mm) | 16-PDIP | 0°C~70°C | Tube | Obsolete | 1 (Unlimited) | 幻影时间芯片 | 3V~3.6V | Parallel | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 1.1mA @ 3.3V | 2.5V~3.7V | Leap Year | Non-RoHS Compliant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | X1228S14IZ | Rochester Electronics, LLC | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | 14-SOIC (0.154, 3.90mm Width) | YES | -40°C~85°C | Tube | e3 | yes | Obsolete | 3 (168 Hours) | 14 | Clock/Calendar | 哑光锡 | 2.7V~5.5V | DUAL | 260 | 5V | 1.27mm | 40 | 14 | R-PDSO-G14 | COMMERCIAL | I2C, 2-Wire Serial | 0.032MHz | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 10μA~20μA @ 2.7V~5V | 1.8V~5.5V | I2C | Alarm, Leap Year, Supervisor, Watchdog Timer | 1.7272mm | 8.6614mm | 3.9116mm | ROHS3 Compliant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | R2062L01-E2 | RICOH Electronic Devices Co., LTD. | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 9 Weeks | YES | 85°C | -40°C | Tape & Reel (TR) | 活跃 | 1 (Unlimited) | 16 | QUAD | 无铅 | 3.3V | 0.4mm | 16 | S-XQCC-N16 | 5.5V | INDUSTRIAL | 2.7V | TIMER, REAL TIME CLOCK | 0.032MHz | SERIAL, 3-WIRE | 0.43mm | 2.3mm | 2.3mm | 符合RoHS标准 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | RX-8581SA:B:PURE SN | EPSON | 数据表 | 30 In Stock | - | 最小起订量: 1 最小包装量: 1 | 13 Weeks | 表面贴装 | 14-SOIC (0.197, 5.00mm Width) | 14-SOP | -40°C~85°C | RX-8581SA | 活跃 | 1 (Unlimited) | Clock/Calendar | 1.8V~5.5V | I2C | 800nA~1.2μA @ 3V~5V | Alarm | ROHS3 Compliant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | X1288S16-4.5A | Renesas Electronics America Inc. | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | 16-SOIC (0.295, 7.50mm Width) | 0°C~70°C | Tube | Obsolete | 1 (Unlimited) | Clock/Calendar | 4.5V~5.5V | X1288 | I2C, 2-Wire Serial | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 10μA~20μA @ 2.7V~5V | 1.8V~5.5V | Alarm, Leap Year, Supervisor, Watchdog Timer | Non-RoHS Compliant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | DS1501YS | Maxim Integrated | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | 28-SOIC (0.295, 7.50mm Width) | YES | 0°C~70°C | Tube | 2013 | e3 | yes | Obsolete | 1 (Unlimited) | 28 | EAR99 | Clock/Calendar | Matte Tin (Sn) | 8473.30.11.80 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | 未说明 | DS1501 | 28 | R-PDSO-G28 | 不合格 | 5V | Parallel | 256B | 0.032MHz | 8 | 1 | HH:MM:SS (24 hr) | YY-MM-DD-dd | 5mA @ 4.5V~5.5V | SECONDS | Y | 2.5V~3.7V | YES | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 3.05mm | 18.1mm | 8.565mm | ROHS3 Compliant | 无铅 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | 1339-31DVGI | Integrated Device Technology (IDT) | 数据表 | 10 In Stock | - | 最小起订量: 1 最小包装量: 1 | 7 Weeks | Tin | 表面贴装 | TSSOP | 8 | 2006 | e3 | yes | 活跃 | 3 (168 Hours) | 8 | EAR99 | 85°C | -40°C | DUAL | 260 | 0.65mm | 30 | 8 | 3.3V | 3.6/5V | INDUSTRIAL | 2-Wire, I2C, Serial | 5.5V | 2.45V | 0.032MHz | Clock | 1 | HH:MM:SS | YY-MM-DD-dd | SECONDS | Y | YES | I2C | 1.1mm | 3mm | 3mm | 970μm | 无 | 符合RoHS标准 | 无铅 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | M48T35Y-70PC1XXXXXXX | STMicroelectronics | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 32768 | Parallel | 70 | 4.5 | 5 | 5.5 | 1000 | 0 | 70 | Commercial | DIP | PCDIP | 通孔 | 8.89(Max) | 39.88(Max) | 18.34(Max) | 28 | EAR99 | Tube | 活跃 | 28 | Clock/Calendar/NV Timekeeping RAM/Watchdog Timer/Battery Backup | HH:MM:SS | DW:DM:M:Y | 符合RoHS标准 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | RA-4565SA B | Epson America, Inc | 数据表 | 30000 In Stock |
- | 最小起订量: 1 最小包装量: 1 | EAR99 | Serial (4-Wire, SPI) | 1.6 | 3 | 5.5 | -40 | 125 | Extended | SOP | SOP | 表面贴装 | 10.1 | 5 | 14 | Gull-wing | 125C | 汽车 | SOP | 5.5(V) | 3(V) | 无 | 1.6(V) | -40C | Bulk | Obsolete | 14 | Clock/Calendar/Alarm | HH:MM:SS | DW:DM:M:Y | RoHS non-compliant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | ISL12027IB27Z | Intersil (Renesas Electronics America) | 数据表 | 29 In Stock | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | SOIC | 8 | Bulk | 2010 | e3 | 活跃 | 1 (Unlimited) | 8 | EAR99 | Matte Tin (Sn) - annealed | 85°C | -40°C | DUAL | 260 | 3.3V | 1.27mm | 40 | 3.3V | 3/5V | INDUSTRIAL | 2-Wire, I2C, Serial | 5.5V | 2.7V | 512B | 0.032MHz | Clock | HH:MM:SS | YY-MM-DD-dd | SECONDS | Y | NO | I2C | 1.5mm | 5mm | 4mm | 无 | 无SVHC | 符合RoHS标准 | 无铅 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | 1339-2DCGI8 | Integrated Device Technology (IDT) | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 7 Weeks | Tin | 表面贴装 | SOIC | 8 | Tape & Reel | 2006 | 活跃 | 85°C | -40°C | 2V | 2-Wire, I2C, Serial | 5.5V | 1.4V | Clock | HH:MM:SS | YY-MM-DD-dd | 4.9mm | 3.9mm | 1.5mm | 符合RoHS标准 | 无铅 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | 1339-2DCGI | Integrated Device Technology (IDT) | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 7 Weeks | Tin | 表面贴装 | SOIC | 8 | 2006 | e3 | yes | 活跃 | 1 (Unlimited) | 8 | EAR99 | 85°C | -40°C | DUAL | 260 | 3.3V | 1.27mm | 30 | 8 | 不合格 | 2V | 2.5/5V | INDUSTRIAL | 2-Wire, I2C, Serial | 5.5V | 1.4V | 0.032MHz | Clock | 1 | HH:MM:SS | YY-MM-DD-dd | SECONDS | Y | YES | I2C | 1.75mm | 4.9mm | 3.9mm | 1.5mm | 符合RoHS标准 | 无铅 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | DS1339C-2 | Maxim Integrated | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | SOIC | 16 | e0 | no | 1 (Unlimited) | 16 | EAR99 | Tin/Lead (Sn/Pb) | 85°C | -40°C | 8542.39.00.01 | DUAL | 240 | 2V | 1.27mm | 20 | 16 | 2V | INDUSTRIAL | 2-Wire, I2C, Serial | 2.2V | 1.8V | 0.032MHz | Clock | 1 | HH:MM:SS | YY-MM-DD-dd | I2C | 2.65mm | 10.3mm | 7.5mm | 无 | 符合RoHS标准 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | 1338-31DVGI | Integrated Device Technology (IDT) | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 7 Weeks | Tin | 表面贴装 | MSOP | 8 | Bulk | 2006 | e3 | yes | 活跃 | 3 (168 Hours) | 8 | EAR99 | 85°C | -40°C | DUAL | 260 | 0.65mm | 30 | 8 | 不合格 | 3.6/5V | INDUSTRIAL | 2-Wire, I2C, Serial | 5.5V | 3.3V | 56B | 0.032MHz | Clock | 1 | HH:MM:SS | YY-MM-DD-dd | SECONDS | N | NO | I2C | 1.1mm | 3mm | 3mm | 970μm | 符合RoHS标准 | 无铅 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | ISL12027IBAZ-T | Intersil (Renesas Electronics America) | 数据表 | 42 In Stock | - | 最小起订量: 1 最小包装量: 1 | 表面贴装 | SOIC | Tape & Reel | 2010 | e3 | 活跃 | 1 (Unlimited) | 8 | EAR99 | Matte Tin (Sn) - annealed | 85°C | -40°C | 8542.39.00.01 | DUAL | 260 | 3.3V | 1.27mm | 40 | 8, 8 | R-PDSO-G8 | 3.3V | 3/5V | INDUSTRIAL | 2-Wire, I2C, Serial | 5.5V | 2.7V | 0.032MHz | Clock | HH:MM:SS | YY-MM-DD-dd | SECONDS | Y | NO | I2C | 1.75mm | 4.9mm | 3.9mm | 无 | 符合RoHS标准 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | PCF85063TP/1Z | Nexperia | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 5.5 | 300 | -40 | 85 | HWSON EP | 表面贴装 | 0.73 | 2 | 3 | 8 | No Lead | EAR99 | Serial | 0.9 | 5|1.8|2.5|3.3 | 卷带 | 活跃 | 8 | Clock/Calendar/Alarm/Timer/Interrupt | HH:MM:SS | DW:DM:M:Y | 符合RoHS标准 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | 1337AGDCGI8 | Integrated Device Technology (IDT) | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 7 Weeks | 表面贴装 | SOIC | 8 | 2006 | e3 | yes | 活跃 | 1 (Unlimited) | 8 | EAR99 | Matte Tin (Sn) | 85°C | -40°C | DUAL | 260 | 3.3V | 1.27mm | 30 | 8 | 不合格 | 5.5V | 2/5V | INDUSTRIAL | 2-Wire, I2C, Serial | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SECONDS | Y | YES | I2C | 1.75mm | 4.9mm | 3.9mm | 1.5mm | 符合RoHS标准 | 无铅 |
DS1643P-70
Rochester Electronics, LLC
分类:Clock/Timing - Real Time Clocks
DS1251YP-70
Rochester Electronics, LLC
分类:Clock/Timing - Real Time Clocks
RV5C348B-E2-F
RICOH Electronic Devices Co., LTD.
分类:Clock/Timing - Real Time Clocks
CDP68HC68T1M96
Rochester Electronics, LLC
分类:Clock/Timing - Real Time Clocks
X1227S8I
Rochester Electronics, LLC
分类:Clock/Timing - Real Time Clocks
DS1305N
Rochester Electronics, LLC
分类:Clock/Timing - Real Time Clocks
DS1556WP-120
Rochester Electronics, LLC
分类:Clock/Timing - Real Time Clocks
DS17885-3
Rochester Electronics, LLC
分类:Clock/Timing - Real Time Clocks
DS1315-33
Rochester Electronics, LLC
分类:Clock/Timing - Real Time Clocks
X1228S14IZ
Rochester Electronics, LLC
分类:Clock/Timing - Real Time Clocks
R2062L01-E2
RICOH Electronic Devices Co., LTD.
分类:Clock/Timing - Real Time Clocks
RX-8581SA:B:PURE SN
EPSON
分类:Clock/Timing - Real Time Clocks
X1288S16-4.5A
Renesas Electronics America Inc.
分类:Clock/Timing - Real Time Clocks
DS1501YS
Maxim Integrated
分类:Clock/Timing - Real Time Clocks
1339-31DVGI
Integrated Device Technology (IDT)
分类:Clock/Timing - Real Time Clocks
M48T35Y-70PC1XXXXXXX
STMicroelectronics
分类:Clock/Timing - Real Time Clocks
RA-4565SA B
Epson America, Inc
分类:Clock/Timing - Real Time Clocks
29.226533
ISL12027IB27Z
Intersil (Renesas Electronics America)
分类:Clock/Timing - Real Time Clocks
1339-2DCGI8
Integrated Device Technology (IDT)
分类:Clock/Timing - Real Time Clocks
1339-2DCGI
Integrated Device Technology (IDT)
分类:Clock/Timing - Real Time Clocks
DS1339C-2
Maxim Integrated
分类:Clock/Timing - Real Time Clocks
1338-31DVGI
Integrated Device Technology (IDT)
分类:Clock/Timing - Real Time Clocks
ISL12027IBAZ-T
Intersil (Renesas Electronics America)
分类:Clock/Timing - Real Time Clocks
PCF85063TP/1Z
Nexperia
分类:Clock/Timing - Real Time Clocks
1337AGDCGI8
Integrated Device Technology (IDT)
分类:Clock/Timing - Real Time Clocks
