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137 products
IMAGE PART NO. PRICE QUANTITY STOCK MANUFACTURE DESCRIPTION Mounting Style Package / Case Minimum Operating Temperature Maximum Operating Temperature Packaging Supply Voltage - Max Supply Voltage - Min Battery Backup Switching RTC Bus Interface Date Format Time Format RTC Memory Size
DS1556-70+
DS1556-70+
1+
$47.480
10+
$45.180
25+
$41.700
50+
$39.610
RFQ
993
In-stock
 Maxim Integrated Real Time Clock 1M NV RAM Timekeeper Through Hole EDIP-32 0 C + 70 C Tube 5.5 V 4.5 V   Parallel DW:DM:M:Y HH:MM:SS 128 kB
DS1244Y-70+
DS1244Y-70+
1+
$38.580
10+
$36.650
25+
$33.840
50+
$32.150
RFQ
1,561
In-stock
 Maxim Integrated Real Time Clock 256k NV SRAM w/Phantom Clock Through Hole EDIP-28 0 C + 70 C Tube 5.5 V 4.5 V   Parallel DW:DM:M:Y HH:MM:SS:hh 32 kB
DS1243Y-120+
DS1243Y-120+
1+
$31.020
10+
$29.520
25+
$27.330
50+
$26.000
RFQ
1,101
In-stock
 Maxim Integrated Real Time Clock 64k NV SRAM w/Phantom Clock Through Hole EDIP-28 0 C + 70 C Tube 5.5 V 4.5 V   Parallel DW:DM:M:Y HH:MM:SS:hh 8 kB
DS1248Y-70+
DS1248Y-70+
1+
$47.270
10+
$44.980
25+
$41.530
50+
$39.450
RFQ
289
In-stock
 Maxim Integrated Real Time Clock 1024k NV SRAM w/Phantom Clock Through Hole EDIP-32 0 C + 70 C Tube 5.5 V 4.5 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS:hh 128 kB
M48T35Y-70PC1
M48T35Y-70PC1
1+
$18.800
10+
$17.290
25+
$16.570
100+
$14.600
RFQ
324
In-stock
 STMicroelectronics Real Time Clock 256K (32Kx8) 70ns Through Hole PDIP-28 0 C + 70 C Tube 5.5 V 4.5 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 32 kB
M48T18-150PC1
M48T18-150PC1
1+
$17.890
10+
$16.450
25+
$15.770
100+
$13.890
RFQ
153
In-stock
 STMicroelectronics Real Time Clock 64K (8Kx8) 150ns Through Hole PDIP-28 0 C + 70 C Tube 5.5 V 4.5 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 8 kB
M48T08-100PC1
M48T08-100PC1
1+
$16.350
10+
$15.030
25+
$14.410
100+
$12.700
RFQ
256
In-stock
 STMicroelectronics Real Time Clock 64K (8Kx8) 100ns Through Hole PDIP-28 0 C + 70 C Tube 5.5 V 4.75 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 8 kB
M48T58Y-70PC1
M48T58Y-70PC1
1+
$15.540
10+
$14.290
25+
$13.700
100+
$12.070
RFQ
651
In-stock
 STMicroelectronics Real Time Clock 64K (8Kx8) 70ns Through Hole PDIP-28 0 C + 70 C Tube 5.5 V 4.5 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 8 kB
M48T02-70PC1
M48T02-70PC1
1+
$13.950
10+
$12.830
25+
$12.300
100+
$10.830
RFQ
379
In-stock
 STMicroelectronics Real Time Clock 16K (2Kx8) 70ns Through Hole PCDIP-24 0 C + 70 C Tube 5.5 V 4.75 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 2 kB
M48T02-150PC1
M48T02-150PC1
1+
$13.950
10+
$12.830
25+
$12.300
100+
$10.830
RFQ
401
In-stock
 STMicroelectronics Real Time Clock 16K (2Kx8) 150ns Through Hole PCDIP-24 0 C + 70 C Tube 5.5 V 4.75 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 2 kB
DS1744W-120+
DS1744W-120+
1+
$33.650
10+
$31.970
25+
$29.510
50+
$28.030
RFQ
95
In-stock
 Maxim Integrated Real Time Clock Timekeeping NV RAM Through Hole EDIP-28 0 C + 70 C Tube 3.63 V 2.97 V   Parallel YYYY-MM-DD HH:MM:SS 32768 B
RTC-72423A:3:ROHS
RTC-72423A:3:ROHS
1+
$6.130
10+
$5.770
25+
$5.680
50+
$5.600
250+
$5.250
RFQ
895
In-stock
 Epson Timing Real Time Clock 4Bit 5.5Volts 24PIN 12/24 hr. -40C +85C SMD/SMT SOP-24 - 40 C + 85 C Reel 5.5 V 4.5 V   Parallel DW:DM:M:Y HH:MM:SS  
M48T35Y-70MH1F
M48T35Y-70MH1F
1+
$17.000
10+
$16.000
25+
$15.000
100+
$13.000
936+
$11.000
RFQ
390
In-stock
 STMicroelectronics Real Time Clock 256K (32Kx8) 70ns SMD/SMT SOIC-28 0 C + 70 C Reel 5.5 V 4.5 V Backup Switching Parallel   HH:MM:SS 256 kB
RTC-72421A:ROHS
RTC-72421A:ROHS
1+
$5.390
10+
$5.080
25+
$5.000
50+
$4.920
RFQ
1,075
In-stock
 Epson Timing Real Time Clock 4Bit 5.5Volts 18PIN 12/24 hr. -10C +70C Through Hole DIP-18 - 10 C + 70 C Bulk 5.5 V 4.5 V   Parallel DW:DM:M:Y HH:MM:SS  
M48T58-70PC1
M48T58-70PC1
1+
$19.610
5+
$19.410
10+
$18.090
25+
$17.280
RFQ
137
In-stock
 STMicroelectronics Real Time Clock 64K (8Kx8) 70ns Through Hole PDIP-28 0 C + 70 C Tube 5.5 V 4.75 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 8 kB
M48T18-100PC1
M48T18-100PC1
1+
$17.890
10+
$16.450
25+
$15.770
100+
$13.890
RFQ
426
In-stock
 STMicroelectronics Real Time Clock 64K (8Kx8) 100ns Through Hole PDIP-28 0 C + 70 C Tube 5.5 V 4.5 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 8 kB
RTC-72423A:ROHS
RTC-72423A:ROHS
1+
$6.130
10+
$5.770
25+
$5.680
50+
$5.600
RFQ
544
In-stock
 Epson Timing Real Time Clock 4Bit 5.5Volts 24PIN 12/24 hr. -40C +85C SMD/SMT SOP-24 - 40 C + 85 C Bulk 5.5 V 4.5 V   Parallel DW:DM:M:Y HH:MM:SS  
M48T35-70PC1
M48T35-70PC1
1+
$18.900
10+
$17.380
25+
$16.660
100+
$14.670
RFQ
494
In-stock
 STMicroelectronics Real Time Clock 256K (32Kx8) 70ns Through Hole PDIP-28 0 C + 70 C Tube 5.5 V 4.75 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 32 kB
DS1744W-120IND+
DS1744W-120IND+
1+
$34.490
10+
$32.820
25+
$30.390
50+
$28.940
RFQ
144
In-stock
 Maxim Integrated Real Time Clock Timekeeping NV RAM Through Hole EDIP-28 - 40 C + 85 C Tube 3.63 V 2.97 V   Parallel   HH:MM:SS 32768 B
M48T12-70PC1
M48T12-70PC1
1+
$14.560
10+
$13.390
25+
$12.830
100+
$11.310
RFQ
252
In-stock
 STMicroelectronics Real Time Clock 16K (2Kx8) 70ns Through Hole PCDIP-24 0 C + 70 C Tube 5.5 V 4.5 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 8 kB
DS1746W-120+
DS1746W-120+
1+
$40.960
10+
$38.920
25+
$35.920
50+
$34.130
RFQ
139
In-stock
 Maxim Integrated Real Time Clock Timekeeping NV RAM Through Hole EDIP-32 0 C + 70 C Tube 3.63 V 2.97 V   Parallel YYYY-MM-DD HH:MM:SS 131072 B
DS1744-70IND+
DS1744-70IND+
1+
$36.820
10+
$35.050
25+
$32.350
50+
$30.730
RFQ
132
In-stock
 Maxim Integrated Real Time Clock Timekeeping NV RAM Through Hole EDIP-28 - 40 C + 85 C Tube 5.5 V 4.5 V   Parallel DW:DM:M:Y HH:MM:SS 32 kB
DS1746-70+
DS1746-70+
1+
$41.640
10+
$39.550
25+
$36.510
50+
$34.680
RFQ
191
In-stock
 Maxim Integrated Real Time Clock Timekeeping NV RAM Through Hole EDIP-32 0 C + 70 C Tube 5.5 V 4.5 V   Parallel DW:DM:M:Y HH:MM:SS 128 kB
M48T12-150PC1
M48T12-150PC1
1+
$14.560
10+
$13.390
25+
$12.830
100+
$11.310
RFQ
211
In-stock
 STMicroelectronics Real Time Clock 16K (2Kx8) 150ns Through Hole PCDIP-24 0 C + 70 C Tube 5.5 V 4.5 V Backup Switching Parallel DW:DM:M:Y HH:MM:SS 8 kB
DS1744-70+
DS1744-70+
1+
$34.890
10+
$33.210
25+
$30.660
50+
$29.130
RFQ
148
In-stock
 Maxim Integrated Real Time Clock Timekeeping NV RAM Through Hole EDIP-28 0 C + 70 C Tube 5.5 V 4.5 V   Parallel YYYY-MM-DD HH:MM:SS 32768 B
DS1554W-120IND+
DS1554W-120IND+
1+
$34.290
10+
$32.580
25+
$30.070
50+
$28.570
RFQ
185
In-stock
 Maxim Integrated Real Time Clock 256kB NV RAM Timekeeper Through Hole EDIP-32 - 40 C + 85 C Tube 3.63 V 2.97 V   Parallel   HH:MM:SS 32768 B
DS1554-70+
DS1554-70+
1+
$31.430
10+
$29.870
25+
$27.640
50+
$26.220
RFQ
346
In-stock
 Maxim Integrated Real Time Clock 256kB NV RAM Timekeeper Through Hole EDIP-32 0 C + 70 C Tube 5.5 V 4.5 V   Parallel DW:DM:M:Y HH:MM:SS 32 kB
M48T58Y-70MH1F
M48T58Y-70MH1F
1+
$11.420
10+
$10.320
25+
$9.840
100+
$8.550
936+
$6.480
RFQ
217
In-stock
 STMicroelectronics Real Time Clock 64K (8Kx8) 70ns SMD/SMT SOIC-28 0 C + 70 C Reel 5.5 V 4.5 V Backup Switching Parallel   HH:MM:SS 64 kB
DS1747P-70IND+
DS1747P-70IND+
1+
$50.680
10+
$48.230
25+
$44.660
50+
$42.520
RFQ
50
In-stock
 Maxim Integrated Real Time Clock Timekeeping NV RAM SMD/SMT PowerCap - 40 C + 85 C Tube 5.5 V 4.5 V   Parallel   HH:MM:SS 524288 B
DS1554P-70IND+
DS1554P-70IND+
1+
$34.660
10+
$32.920
25+
$30.390
50+
$28.880
RFQ
70
In-stock
 Maxim Integrated Real Time Clock 256kB NV RAM Timekeeper SMD/SMT PowerCap-34 - 40 C + 85 C Tube 5.5 V 4.5 V   Parallel   HH:MM:SS 32768 B
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