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Maxim > 方案 > 打印机与传真机
非易失存储器
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| 显示 |
标题/型号 |
关键优势 |
| QV PDF |
高精度、I²C RTC,集成TCXO/晶体/FRAM DS32B35, DS32C35

| 非易失存储器,无需备份电源、不受写次数限制 |
| QV PDF |
3.3V、8Mb非易失SRAM DS1265W

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| QV PDF |
Y2K兼容、非易失时钟RAM DS1747, DS1747P

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| QV PDF |
Y2K兼容、非易失时钟RAM DS1746, DS1746P

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| QV PDF |
Y2K兼容、非易失时钟RAM DS1744, DS1744P

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| QV PDF |
Y2K兼容、非易失时钟RAM DS1743, DS1743P

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| QV PDF |
4096k非易失SRAM,带有电池监视器 DS1350AB, DS1350Y

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| QV PDF |
1024k非易失SRAM,带有电池监视器 DS1345AB, DS1345Y

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| QV PDF |
256k非易失SRAM,带有电池监控器 DS1330AB, DS1330Y

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| QV PDF |
16M非易失SRAM DS1270AB, DS1270Y

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| QV PDF |
8M非易失SRAM DS1265AB, DS1265Y

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| QV PDF |
128k x 16非易失SRAM DS1258AB, DS1258Y

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| QV PDF |
4096k非易失SRAM DS1250AB, DS1250Y

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| QV PDF |
2048k非易失SRAM DS1249AB, DS1249Y

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| QV PDF |
1024k非易失SRAM DS1245AB, DS1245Y

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| QV PDF |
256k非易失SRAM DS1230AB, DS1230Y

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| QV PDF |
64k非易失SRAM DS1225AB, DS1225AD

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| QV PDF |
16k非易失SRAM DS1220AB, DS1220AD

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| 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
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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
|
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DS1245AB
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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
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NV SRAM
|
128k x 8
|
Parallel
|
No
|
Yes
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Yes
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No
|
No
|
No
|
4.5
|
5.5
|
LPM/34
MOD/32
PWRCP/34
|
607
|
-40 to +85
0 to +70
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DS1249AB
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NV SRAM
|
256k x 8
|
Parallel
|
No
|
Yes
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No
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No
|
No
|
No
|
4.75
|
5.25
|
MOD/32
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707
|
-40 to +85
0 to +70
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DS1249Y
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NV SRAM
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256k x 8
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Parallel
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No
|
Yes
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No
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No
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No
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No
|
4.5
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5.5
|
MOD/32
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707
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-40 to +85
0 to +70
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DS1250AB
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NV SRAM
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512k x 8
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Parallel
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No
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Yes
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Yes
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No
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No
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No
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4.75
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5.25
|
MOD/32
PWRCP/34
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607
|
-40 to +85
0 to +70
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DS1250Y
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NV SRAM
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512k x 8
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Parallel
|
No
|
Yes
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Yes
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No
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No
|
No
|
4.5
|
5.5
|
LPM/34
MOD/32
PWRCP/34
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607
|
-40 to +85
0 to +70
|
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DS1258AB
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NV SRAM
|
128k x 16
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Parallel
|
No
|
Yes
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No
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No
|
No
|
No
|
4.75
|
5.25
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MOD/40
|
862
|
-40 to +85
0 to +70
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DS1258Y
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NV SRAM
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128k x 16
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Parallel
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No
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Yes
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No
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No
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No
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No
|
4.5
|
5.5
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MOD/40
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862
|
-40 to +85
0 to +70
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DS1265AB
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NV SRAM
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1M x 8
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Parallel
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No
|
Yes
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No
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No
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No
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No
|
4.75
|
5.25
|
MOD/36
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862
|
-40 to +85
0 to +70
|
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DS1265Y
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NV SRAM
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1M x 8
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Parallel
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No
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Yes
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No
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No
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No
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No
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4.5
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5.5
|
MOD/36
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862
|
-40 to +85
0 to +70
|
|
DS1270AB
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NV SRAM
|
2M x 8
|
Parallel
|
No
|
Yes
|
No
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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
|
-
|
| | SOIC Package with Integrated Crystal |
|
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
|
-
|
| | SOIC Package with Integrated Crystal |
|
SOIC/20
|
99
|
-40 to +85
0 to +70
|
|
DS1743
|
HH:MM:SS
|
YYYY-MM-DD
|
Bytewide
|
3.3
5
|
-
|
NV SRAM
|
8k
|
0
|
|
MOD/28
PWRCP/34
|
607
|
0 to +70
|
|
DS1744
|
HH:MM:SS
|
YYYY-MM-DD
|
Bytewide
|
3.3
5
|
-
|
NV SRAM
|
32k
|
0
|
|
MOD/28
PWRCP/34
|
607
|
0 to +70
|
|
DS1746
|
HH:MM:SS
|
YYYY-MM-DD
|
Bytewide
|
3.3
5
|
-
|
NV SRAM
|
128k
|
0
|
|
MOD/32
PWRCP/34
|
607
|
0 to +70
|
|
DS1747
|
HH:MM:SS
|
YYYY-MM-DD
|
Bytewide
|
3.3
5
|
-
|
NV SRAM
|
512k
|
0
|
|
MOD/32
PWRCP/34
|
607
|
0 to +70
|
| See All Timekeeping & Real-Time Clocks (86) |
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