12.07.2015 Views

1 - Al Kossow's Bitsavers

1 - Al Kossow's Bitsavers

1 - Al Kossow's Bitsavers

SHOW MORE
SHOW LESS
  • No tags were found...

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

1MS276465,536-B11 ERASABLE PROGRAMMABLE READ-ONLY MEMORYFUNCTION(PINS)E(20)G(22)PGM(27)Vpp(1)Vee(28)01-08ReadMODEOutput Power Down Fast Program InhibitDisable (Standby) Programming Verification ProgrammingVIL X VIH VIL VIL VIHVIL VIH XVIH VIL XVIH VIH X VIL VIH XVee Vee Vee Vpp Vpp XVee Vee Vee Vee Vee Vee(11 to 13, 0 HI-Z HI-Z 0 0 HI-Z15 to 19)readThe dual control pins (E and G) must have low-level TTL signals in order to provide data at the outputs. ehip eanble(E) should be used for device selection. Output enable (G) should be used to gate data to the output pins.power downThe power-down mode reduces the maximum active current from 100 mA to 35 mAo A TTL high-level signal appliedto E selects the power-down mode. In this mode, the outputs assume a high-impedance state, independent of G.m."::rJo3:cm

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!