version 0.1/01.2004 dimensions RV-8564-C2 real time clock module with i 2 c bus all dimensions in mm typical the RV-8564-C2 is a completely leadfree product. description: this very small smd ceramic package has been specially designed to combine the 32.768 khz crystal unit with the cmos-based oscillator circuit. the calendar functions track year, month, date, and day with built-in century and leap-year ? ags. the clock functions tracks hour, minute, second, and hunderdth of second in 24- or 12-hour format. programmable alarm setting and universal timer functions increase ? exibility. for pick-and-place equipment, the parts are available in 12 mm tape: 7 (178 mm) reel with 1'500 parts 10 (254 mm) reel with 3'500 parts all-in-one-package solution miniature ceramic package very low power consumption very tight frequency tolerance i 2 c bus interface (400 khz) * programmable clock-output low aging time keeping mode down to 1.2 v programmable alarm, timer and interrupt functions package: recommended solder pad: blockdiagram: 0,66 3,2 1,0 5,0 max.1,2 0,5 3,5 0,5 1,0 1,0 1,0 1,0 2,5 0,5 4,5 0,35 0,4 output control osc i 2 c-bus interface voltage detector divider control logic address register por timer timer control clkout frequency weekday alarm day alarm hour alarm minutes alarm years month / century weekdays days hours minutes seconds control 2 control 1 32.768 khz crystal clkout clkoe / int scl sda 00 0f * the i 2 c bus is a trademark of philips electronics n.v.
headquarters: north american sales office: micro crystal micro crystal div. of eta sa a div. of the swatch group (u.s.) inc. mhlestrasse 14 601 campus drive, suite b4 ch-2540 grenchen arlington heights, il 60004 switzerland usa tel. +41 32 655 82 82 tel. +1 847 818 9825 fax +41 32 655 82 83 fax +1 847 818 9915 sales@microcrystal.ch sales@microcrystal.com www.microcrystal.ch www.microcrystal.com version 0.1/01.2004 package, terminations and processing: package-type termination processing son 10-pin for smd mounting au ? ashed pads re? ow soldering 260c/20 s max. all specifications subject to change without notice. 01.04 environmental characteristics: conditions max. dev. storage temp. range C55 to +125c industrial operating temp. range C40 to +85c shock resistance ? f/f 5000 g, 0.3 ms, ? sine +/-5 ppm vibration resistance ? f/f 20 g / 10C2000 hz +/-5 ppm electrical characteristics at 25c: 1) i 2 c bus programmable 2) tighter and wider frequency tolerances on request. output frequency 1) 32768 / 1024 / 32 / 1 hz frequency tolerance 2) ? f/f +/-15 ppm aging ? rst year max. ? f/f +/-3 ppm turnover temperature t 0 25 +/-5 c frequency vs. temperature ? f/f 0 C0.035 ppm / c2 (t - t 0 ) 2 +/-10% ppm symbol condition min. typ. max unit supply voltage v dd i 2 c-bus active 1.8 5.5 v data holding voltage v dd 1.2 5.5 v power current during access i dd fscl=400 khz 800 a fscl=100 khz 200 a current consumption backup mode i ddo fscl=0 hz, v dd =3 v fscl=0 hz, v dd =2 v 275 250 700 650 na na pin description: terminal pin no. description vdd 1 vdd clkout 2 frequency output scl 4 serial clock input sda 5 data gnd 6 gnd / int 7 interrupt output clkoe 10 fout output enable 3, 8, 9 n.c.
|
