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マキシム > ソリューション > プリンタおよびファックス

不揮発性メモリ

データシート
表示 タイトル/製品 主な特長
QV  PDF TCXO/水晶/FRAM内蔵、高精度I²C RTC
DS32B35, DS32C35

不揮発性メモリはバックアップ電源不要で書込みサイクルに制限なし
QV  PDF 3.3V、8Mb不揮発性SRAM
DS1265W
QV  PDF Y2K対応、不揮発性タイムキーピングRAM
DS1747, DS1747P
QV  PDF Y2K対応、不揮発性タイムキーピングRAM
DS1746, DS1746P
QV  PDF Y2K対応、不揮発性タイムキーピングRAM
DS1744, DS1744P
QV  PDF Y2K対応、不揮発性タイムキーピングRAM
DS1743, DS1743P
QV  PDF バッテリモニタ付き、4096k不揮発性SRAM
DS1350AB, DS1350Y
QV  PDF バッテリモニタ付き、1024k不揮発性SRAM
DS1345AB, DS1345Y
QV  PDF バッテリモニタ付き、256k不揮発性SRAM
DS1330AB, DS1330Y
QV  PDF 16M不揮発性SRAM
DS1270AB, DS1270Y
QV  PDF 8M不揮発性SRAM
DS1265AB, DS1265Y
QV  PDF 128k x 16不揮発性SRAM
DS1258AB, DS1258Y
QV  PDF 4096k不揮発性SRAM
DS1250AB, DS1250Y
QV  PDF 2048k不揮発性SRAM
DS1249AB, DS1249Y
QV  PDF 1024k不揮発性SRAM
DS1245AB, DS1245Y
QV  PDF 256k不揮発性SRAM
DS1230AB, DS1230Y
QV  PDF 64k不揮発性SRAM
DS1225AB, DS1225AD
QV  PDF 16k不揮発性SRAM
DS1220AB, DS1220AD



Key Specifications:   Memory (EPROM, EEPROM, ROM, NV SRAM)
Part Number Memory Type Memory Size Bus Type Real-Time Clock DIP with Internal Battery PowerCap Package Battery Monitor With GPIO Single Piece Module Supply Voltage (min) (V) Supply Voltage (max) (V) Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
DS1265W  NV SRAM 1M x 8 Parallel No Yes No No No No 3 3.6 MOD/36 862 -40 to +85
0 to +70
DS1220AB  NV SRAM 2k x 8 Parallel No Yes No No No No 4.75 5.25 MOD/24 610 -40 to +85
0 to +70
DS1220AD  NV SRAM 2k x 8 Parallel No Yes No No No No 4.5 5.5 MOD/24 610 -40 to +85
0 to +70
DS1225AB  NV SRAM 8k x 8 Parallel No Yes No No No No 4.75 5.25 MOD/28 630 -40 to +85
0 to +70
DS1225AD  NV SRAM 8k x 8 Parallel No Yes No No No No 4.5 5.5 MOD/28 630 -40 to +85
0 to +70
DS1230AB  NV SRAM 32k x 8 Parallel No Yes Yes No No No 4.75 5.25 MOD/28
PWRCP/34 		607 -40 to +85
0 to +70
DS1230Y  NV SRAM 32k x 8 Parallel No Yes Yes No No No 4.5 5.5 LPM/34
MOD/28
PWRCP/34 		607 -40 to +85
0 to +70
DS1245AB  NV SRAM 128k x 8 Parallel No Yes Yes No No No 4.75 5.25 MOD/32
PWRCP/34 		607 -40 to +85
0 to +70
DS1245Y  NV SRAM 128k x 8 Parallel No Yes Yes No No No 4.5 5.5 LPM/34
MOD/32
PWRCP/34 		607 -40 to +85
0 to +70
DS1249AB  NV SRAM 256k x 8 Parallel No Yes No No No No 4.75 5.25 MOD/32 707 -40 to +85
0 to +70
DS1249Y  NV SRAM 256k x 8 Parallel No Yes No No No No 4.5 5.5 MOD/32 707 -40 to +85
0 to +70
DS1250AB  NV SRAM 512k x 8 Parallel No Yes Yes No No No 4.75 5.25 MOD/32
PWRCP/34 		607 -40 to +85
0 to +70
DS1250Y  NV SRAM 512k x 8 Parallel No Yes Yes No No No 4.5 5.5 LPM/34
MOD/32
PWRCP/34 		607 -40 to +85
0 to +70
DS1258AB  NV SRAM 128k x 16 Parallel No Yes No No No No 4.75 5.25 MOD/40 862 -40 to +85
0 to +70
DS1258Y  NV SRAM 128k x 16 Parallel No Yes No No No No 4.5 5.5 MOD/40 862 -40 to +85
0 to +70
DS1265AB  NV SRAM 1M x 8 Parallel No Yes No No No No 4.75 5.25 MOD/36 862 -40 to +85
0 to +70
DS1265Y  NV SRAM 1M x 8 Parallel No Yes No No No No 4.5 5.5 MOD/36 862 -40 to +85
0 to +70
DS1270AB  NV SRAM 2M x 8 Parallel No Yes No No No No 4.75 5.25 MOD/36 862 -40 to +85
0 to +70
DS1270Y  NV SRAM 2M x 8 Parallel No Yes No No No No 4.5 5.5 MOD/36 862 -40 to +85
0 to +70
DS1330AB  NV SRAM 32k x 8 Parallel No No Yes Yes No No 4.75 5.25 PWRCP/34 607 -40 to +85
0 to +70
DS1330Y  NV SRAM 32k x 8 Parallel No No Yes Yes No No 4.5 5.5 LPM/34
PWRCP/34 		607 -40 to +85
0 to +70
DS1345AB  NV SRAM 128k x 8 Parallel No No Yes Yes No No 4.75 5.25 PWRCP/34 607 -40 to +85
0 to +70
DS1345Y  NV SRAM 128k x 8 Parallel No No Yes Yes No No 4.5 5.5 PWRCP/34 607 -40 to +85
0 to +70
DS1350AB  NV SRAM 512k x 8 Parallel No No Yes Yes No No 4.75 5.25 PWRCP/34 607 -40 to +85
0 to +70
DS1350Y  NV SRAM 512k x 8 Parallel No No Yes Yes No No 4.5 5.5 PWRCP/34 607 -40 to +85
0 to +70
See All Memory (EPROM, EEPROM, ROM, NV SRAM) (69)

Key Specifications:   Oscillator Modules
Part Number Frequency Oscillator Type Tuning Adjustment Type Frequency Output Type Freq. Stability vs. Temp. @0 to +40°C (±ppm) Freq. Stab. vs.Temp. @-40 to 0/ +40 to 85°C (±ppm) Frequency Stability vs. Supply Voltage (±ppm/V) Frequency Stability vs. Aging (±ppm) Supply Voltage (V) Battery Voltage (V) Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
DS32B35  32.768kHz TCXO Digital CMOS Open-Drain 2 3.5 1 (typ) 5 (0-10 Years) 2.7 to 3.63
3.3 		2.3 to 3.6 SOIC/20 99 -40 to +85
0 to +70
DS32C35  32.768kHz TCXO Digital CMOS Open-Drain 2 3.5 1 (typ) 5 (0-10 Years) 2.7 to 3.63
3.3 		2.3 to 3.6 SOIC/20 99 -40 to +85
0 to +70
See All Oscillator Modules (26)

Key Specifications:   Timekeeping & Real-Time Clocks
Part Number Time Format (hh = sec/100) Date Format Interface Supply Voltage (V) Time- keeping Current (typ) (nA) Memory Type Memory Size (Bytes) Number of Time of Day Alarms Features Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
DS32B35  HH:MM:SS YY-MM-DD I2C 2.7 to 3.63
3.3 		840 FRAM 2k
8k 		 - 
•µP Reset
•Power Fail Output
•SOIC Package with Integrated Crystal
•Square-Wave Output
 SOIC/20 99 -40 to +85
0 to +70
DS32C35  HH:MM:SS YY-MM-DD I2C 2.7 to 3.63
3.3 		840 FRAM 2k
8k 		 - 
•µP Reset
•Power Fail Output
•SOIC Package with Integrated Crystal
•Square-Wave Output
 SOIC/20 99 -40 to +85
0 to +70
DS1743  HH:MM:SS YYYY-MM-DD Bytewide 3.3
5 		 -  NV SRAM 8k 0
•Battery + Crystal
•PowerCap Package
 MOD/28
PWRCP/34 		607 0 to +70
DS1744  HH:MM:SS YYYY-MM-DD Bytewide 3.3
5 		 -  NV SRAM 32k 0
•Battery + Crystal
•PowerCap Package
 MOD/28
PWRCP/34 		607 0 to +70
DS1746  HH:MM:SS YYYY-MM-DD Bytewide 3.3
5 		 -  NV SRAM 128k 0
•Battery + Crystal
•PowerCap Package
 MOD/32
PWRCP/34 		607 0 to +70
DS1747  HH:MM:SS YYYY-MM-DD Bytewide 3.3
5 		 -  NV SRAM 512k 0
•Battery + Crystal
•PowerCap Package
 MOD/32
PWRCP/34 		607 0 to +70
See All Timekeeping & Real-Time Clocks (86)


         


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