Parametric results for: DS1302 under Timers or RTCs

1 HZ FIXED O/P; 64-BIT LASERED ROM; TIMEKEEPING CURRENT = 350NA 9 1 MONTH OPERATION WITH 0.47F EXTERNAL CAPACITOR; SRAM WITH SHADOW EEPROM 50 10 YEARS DATA RETENTION; SERIAL 64-BIT PROTOCOL; ACCURACY 1 MIN/MONTH @ 25 DEGREE C 8 100 YEARS DATA RETENTION 12 100000 ENDURANCE CYCLES; 100 YEARS DATA RETENTION 5 3-CHANNEL ADC 7 3-CHANNEL, 8-BIT ADC 34 4 PROGRAMMABLE MODES FOR TIMER; 4 SELECTABLE OSCILLATOR FREQUENCIES 16 5 PROGRAMMABLE MODES 7 6 PROGRAMMABLE MODES 91 6 PROGRAMMABLE MODES; SUPPLY VOLTAGE 3 TO 6 FOR 2.6MHZ 5 A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 100 ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION 28 ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION; SERIAL 64-BIT PROTOCOL 8 ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P; 10 YEARS DATA RETENTION 9 ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P 33 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 49 ALSO OPEARTES AT 1.8V MIN SUPPLY AT 3MHZ CLOCK FREQ 26 ALSO OPERATES AT 100KHZ WITH 1.8 V NOMINAL 24 ALSO OPERATES AT 3V SUPPLY 9 ALSO OPERATES AT 5V SUPPLY 13 ALSO OPERATES WITH 5 V NOMINAL 6 BAT BUP SW:N;MNL RST:N;OV DET:N;PW FL IP:N;PW FL IO:N;PW FL OP:N;PRG RST DLY:N;UV DET:N;WD:Y;WWD:N 1,488 BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 45 CAN ALSO OPERATE AT 3V SUPPLY 112 CAN ALSO OPERATE WITH 5V SUPPLY 78 DAISY CHAIN INTERRUPT STRUCTURE; PRESCALED /16, /256 TIMER I/P'S 26 DAISY CHAIN INTERRUPT STRUCTURE; PRESCALED /16, /256 TIMER I/P'S; SELECTABLE TIMER, COUNTER MODES 6 DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING 38 DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING; 10 YEARS DATA RETENTION 5 IT CAN ALSO OPERATE WITH 5V 13 LG-MAX 199 LG-MAX; WD-MAX 5 MIN PROGRAMMABLE DELAY = 488.2US; LOW STANDBY VOLTAGE WITH EXTERNAL CLOCK; 4 TIME BASE I/P OPTIONS 6 PRESCALED /16, /256 TIMER I/P'S 10 PRESCALED /8 TIMER 3 I/P 12 PRESCALED XTAL OSCILLATOR OUTPUT FOR RTC 18 PRESCALED XTAL OSCILLATOR OUTPUT FOR RTC; POWER FAIL I/P FOR BUS LOCK-OUT 31 PROGRAMMABLE MODES 6 SEATED HGT-NOM 8 SECOND DIGIT ADJUSTMENT BY +/-30 SECONDS 23 SELECTABLE INTEL/MOTOROLA TIMING; DAYLIGHT SAVING OPTION; RAM CLEAR I/P 5 SELECTABLE INTEL/MOTOROLA TIMING; RAM CLEAR I/P; DAYLIGHT SAVING OPTION 6 SERIAL 4-BIT PROTOCOL; LOW BATTERY DETECTOR 10 TIMEKEEPING CURRENT = 10UA; AUTO WORD INCREMENTING 5 TIMEKEEPING CURRENT = 10UA; MIN PROGRAMMABLE DELAY = 0.01562S; 30 SEC ADJUSTMENT 9 TIMEKEEPING CURRENT = 150UA; 4 PROGRAMMABLE CRYSTAL OSCILLATOR FREQUENCIES 6 TIMEKEEPING CURRENT = 5UA; 30 SEC ADJUSTMENT BY SOFTWARE; STOP/START FUNCTION BY SOFTWARE 8 TWO 32-BIT COUNTERS TO TRACK REAL & ELAPSED TIME; ONE BYTE PROTOCOL; TIMEKEEPING CURRENT = 400NA 8 USE DS9034PCX TO ORDER POWERCAP 24

8 4

10MHZ 8086/88; 10MHZ 80186/188 6 5MHZ HS-80C86RH 12 6502; 6800 4 6800 25 68000; 8088 2 6809; 8031 2 8001; 8002 13 8031 2 8048; 8051; 8085 12 8080 6 8080; 8085; 8086; 8088; 80186; 80188; 80286; 80386; 68000 45 8080; 8085; 8086; 8088; 80286; 80386; 68000 8 8085; 8048; 8049; MC3870; MC6805; MC146805; S2000; 8021 13 8085; Z80; MCS48; 80C49 2 8085A; 8080A 24 8085A; Z80A; 6800; 6809; NEC UCOM-43 1 8086; 68000; Z80; 6809; 6502 2 8086; 8088; 80186; 80188 3 8086; Z8000; 68000; 8085; Z80; 6809; 6502; NEC UCOM-43 3 8088A; 8086A; 8085AH 6 80C86; 80C88 2 80C86; 80C88; 80C286 35 8MHZ 8086/88; 8MHZ 80186/188 9 CDP1800; CDP1802; 8085; 6805; Z80 8 CDP1802 7 CDP6805D2 9 HD6801; HD6301; 8085 4 HMCS6800 12 I2C 28 M6805; MC68302 6 MCS-85 6 PC-AT 10 SPI 4 Z80 43 Z80; MCS51; MC6809 6 Z80C 8

0.0 MHz 2 32.768 Hz 1 600 Hz 2 8 kHz 8 25 kHz 4 32 kHz 8,442 32.768 kHz 90 35 kHz 3 80 kHz 8 100 kHz 4 130 kHz 11 250 kHz 4 300 kHz 6 320 kHz 8 400 kHz 5 1 MHz 98 1.5 MHz 37 2 MHz 213 2.1 MHz 6 2.5 MHz 20 2.6 MHz 2 2.857 MHz 19 3 MHz 25 4 MHz 106 4.09 MHz 2 4.1 MHz 1 4.19 MHz 3 4.194 MHz 39 4.1943 MHz 1 4.2 MHz 68 4.91 MHz 22 5 MHz 75 6 MHz 29 6.17 MHz 27 6.25 MHz 9 6.8966 MHz 1 8 MHz 96 8.3 MHz 2 10 MHz 70 12 MHz 25 12.5 MHz 2 13 MHz 2 14.285 MHz 5 16.13 MHz 6 50 MHz 1 80 MHz 5

0 6,303 1 16 4 362 8 3,159 16 61 32 3

I2C 139 PARALLEL 77 PARALLEL, DIRECT ADDRESS 2,513 PARALLEL, DIRECT ADDRESS/MUXED BUS 165 PARALLEL, MUXED BUS 860 PARALLEL, PAGE MODE ADDRESS 4 SERIAL 34 SERIAL(I2C) 3,304 SERIAL(I2C), SERIAL(SPI) 30 SERIAL(I2C), SERIAL, 2-WIRE 730 SERIAL(I2C), SERIAL, 3-WIRE 4 SERIAL(I2C), SERIAL, 4-WIRE/3-WIRE 7 SERIAL(I2C/SPI) 7 SERIAL(SPI) 67 SERIAL(SPI), SERIAL, 3-WIRE 433 SERIAL(SPI), SERIAL, 4-WIRE 423 SERIAL(SPI), SERIAL, 4-WIRE/3-WIRE 24 SERIAL(SPI/I2C), SERIAL, 3-WIRE 78 SERIAL, 1-WIRE 41 SERIAL, 1-WIRE/3-WIRE 5 SERIAL, 2 WIRE/I2C 8 SERIAL, 2-WIRE 13 SERIAL, 2-WIRE/I2C 21 SERIAL, 3-WIRE 744 SERIAL, 4 WIRE/SPI 11 SERIAL, 4-WIRE 73 SERIAL, 4-WIRE/SPI 28 SERIAL, FIXED PROTOCOL 234

ABB Semiconductors 1 ABLIC Inc. 1,620 Abracon Corporation 97 Advanced Power Electronics Corp 3 AEL Crystals Limited 4 Ambiq Micro 3 AMD 122 AMD Xilinx 2 ams 1 Analog Devices Inc 374 Atmel Corporation 5 Benchmarq Microelectronics Inc 83 Cardinal Components 25 Cissoid S A 2 Connor-Winfield 1 Cymbet Corporation 10 Cypress Semiconductor 162 Dallas Semiconductor 594 Data Delay Devices Inc 5 Defense Logistics Agency 2 Diodes Incorporated 181 EM Microelectronic-Marin SA 62 Epson Electronics America Inc 841 Euroquartz Ltd 1 Exar Corporation 45 Fairchild Semiconductor Corporation 68 Force Technologies Ltd 2 Fox Electronics 4 Freescale Semiconductor 31 FUJITSU Limited 4 General Electric Solid State 28 Golledge Electronics Ltd 92 Hanbit Electronics Co Ltd 16 Harris Semiconductor 109 Hitachi Ltd 16 Holt Integrated Circuits Inc 14 Holtek Semiconductor Inc 18 IKSemicon Co Ltd 3 Infineon Technologies AG 6 Integral Research And Production Corp 5 Integrated Device Technology Inc 141 Intel Corporation 59 Intersil Corporation 647 IQD Frequency Products 3 IXYS Corporation 34 KDS Daishinku Corp 1 KEC 2 KOA Corporation 1 KOA Speer Electronics Inc 1 KYOCERA Corporation 299 KYOCERA Crystal Device Corporation 248 LAPIS Semiconductor Co Ltd 41 Linfinity Microelectronics 1 Lite-On Semiconductor Corporation 1 Littelfuse Inc 1 LSI Corporation 7 Macronix International Co Ltd 1 Maxim Integrated Products 1,358 MaxLinear Inc 1 Melexis Microelectronic Integrated Systems 1 Micrel Inc 1 Micro Crystal AG 154 Microchip Technology Inc 176 Microsemi Corporation 2 Mitsubishi Electric 4 Miyazaki Epson Corporation 69 Motorola Mobility LLC 34 Motorola Semiconductor Products 56 National Semiconductor Corporation 66 NEC Electronics America Inc 23 NEC Electronics Group 18 New Japan Radio Co Ltd 314 Nexperia 13 Nippon Precision Circuits Inc 7 Nisshinbo Micro Devices 54 NTE Electronics Inc 1 NXP Semiconductors 313 OKI Electric Industry Co Ltd 35 onsemi 36 Oxley Group Ltd 1 Panasonic Electronic Components 16 Pericom Semiconductor Corporation 164 Pericom Technology Inc 48 Philips Semiconductors 17 Q-TECH Corporation 156 QP Semiconductor 6 R & E International Inc 4 Ramtron International Corporation 5 Raytheon Semiconductor 5 RCA 19 Renesas Electronics Corporation 518 Ricoh Electronic Devices Co Ltd 171 RMC Ltd Power Semiconducor Division 1 Rochester Electronics LLC 378 ROHM Semiconductor 20 Samsung Semiconductor 15 Saronix 3 Seiko Epson Corporation 908 Seiko Instruments Inc 12 Seiko NPC Corporation 7 Semtech Corporation 2 Shanghai Belling Co Ltd 4 Sharp Corp 20 Siemens 2 Silicon Laboratories Inc 12 Simtek Corporation 142 Spectrum Microwave 1 STMicroelectronics 644 Teledyne e2v 9 Texas Instruments 277 Thales Group 26 The Swatch Group Ltd 2 Thomson Consumer Electronics 13 Toshiba America Electronic Components 18 Tundra Semiconductor Corp 12 Unicorn Microelectronics Corp 1 Unisonic Technologies Co Ltd 20 United Microelectronics Corporation 1 Unitrode Corporation 10 Vectron International 2 VIA Technologies Inc 3 VLSI Technology Inc 1 Vossel Electronic Design Co Ltd 71 Western Digital Corp 2 Winbond Electronics Corp 1 Xecom Inc 5 Xicor Inc 138 Zilog Inc 94

1 13 16 696 23 1 24 14 32 9 4 90 8 414

0 8,861 1 446 2 22 3 558 4 86 5 75 6 1 12 13

1 Hz 1 65 Hz 2 512 Hz 2 1.024 kHz 2 2.048 kHz 19 6.9 kHz 34 8.192 kHz 55 10 kHz 6 16.384 kHz 3 32 kHz 7 32.768 kHz 100 2.0972 MHz 4 2.4576 MHz 9 8.197 MHz 6

1 12 1024 4 114 56 128 3 128000 10 14 4 16 6 16384 17 2 8 2040 9 2048 5 2162 8 236 1 24 6 240 6 242 25 248 2 256 7 26 2 262144 12 30 8 31 6 32 26 32754 1 4096 13 4146 9 4210 8 44 25 50 41 512 2 56 24 64 133 65536 18 7 9 8 4 8178 2 8184 6 8242 7 8244 50 8306 12 96 8

6 MHz 2 10 MHz 2

1 V 4 1.5 V 3 1.6 V 6 1.8 V 129 2 V 191 2.4 V 8 2.5 V 90 2.7 V 63 2.8 V 2 3 V 3,829 3.15 V 28 3.3 V 1,564 3.6 V 1 4 V 2 4.7 V 57 5 V 4,289 6 V 1

NO 2,115 YES 8,472