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5 page 
Integrated Silicon Solution, Inc. — 1-800-379-4774 5 Rev. A 11/15/99 IS22C022 ISSI® DC CHARACTERISTICS Symbol Parameter Description Test Conditions Min. Typ. Max. Unit VCC Operating Voltage 2.4 3.0 6.0 V ISB Standby Current Vcc = 3.0V, I/O Open — 1 5 µA IOP Operating Current Vcc = 3.0V, I/O Open — — 100 µA VIH Input HIGH Voltage Vcc = 3.0V 2.5 3.0 3.5 V VIL Input LOW Voltage Vcc = 2.0V –0.3 0 0.3 V IOH VOUT HIGH Operating Current Vcc = 3.0V, VOUT = 3.0V — –12 — mA IOL VOUT LOW Operating Current Vcc = 3.0V, VOUT = 0V — 12 — mA ICO COUT Operating Current Vcc = 3.0V, VCOUT = 0.7V — –2 — mA ISTPH STP HIGH Operating Current Vcc = 3.0V, VSTP = 3.0V — –5 — mA ISTPL STP LOW Operating Current Vcc = 3.0V, VSTP = 0V — 5 — mA ILED LED Output Current Vcc = 2.2V – 6.0V 6 8 10 mA ÐF/F Frequency Stability (FOSC [3V] – FOSC [3.5V]) / FOSC (3.0V) —— 5 % SAMPLING FREQUENCY vs ROSC FOR IS22C022 Common Sampling Rate vs. Oscillator Resistor Sampling Frequency ROSC KHz Kohm 5.0 1,920 5.5 1,750 6.0 1,610 6.5 1,490 7.0 1,380 7.5 1,290 8.0 1,200 8.5 1,130 9.0 1,070 9.5 1,010 10.0 961 10.5 915 11.0 874 12.0 835 SAMPLING FREQUENCY vs ROSC FOR IS22C022 Common Resistors vs. Sampling Rate ROSC Sampling Frequency Kohm KHz 2000 4.8 1500 6.5 1300 7.5 1200 8.0 1000 9.5 910 10.5 820 11.7 750 12.7 680 14.0 560 16.7 510 18.1 470 19.5 |
