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CAT525 Datasheet(PDF) 4 Page - Catalyst Semiconductor |
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CAT525 Datasheet(HTML) 4 Page - Catalyst Semiconductor |
4 / 16 page CAT525 Doc. No. MD-2001 Rev. F 4 © Catalyst Semiconductor, Inc. Characteristics subject to change without notice POTENTIOMETER CHARACTERISTICS VDD = +2.7V to +5.5V, VREFH = VDD, VREFL = 0V, unless otherwise specified Symbol Parameter Conditions Min Typ Max Units Potentiometer Resistance 24 kΩ RPOT to RPOT Match — ±0.5 ±1 % Pot Resistance Tolerance ±20 % Voltage on VREFH pin 2.7 VDD V Voltage on VREFL pin 0 VDD - 2.7 V RPOT Resolution 0.4 % INL Integral Linearity Error 0.5 1 LSB DNL Differential Linearity Error 0.25 0.5 LSB ROUT Buffer Output Resistance 10 Ω IOUT Buffer Output Current 3 mA TCRPOT TC of Pot Resistance 300 ppm/ºC CH/CL Potentiometer Capacitances 8/8 pF AC ELECTRICAL CHARACTERISTICS VDD = +2.7V to +5.5V, VREFH = VDD, VREFL = 0V, unless otherwise specified Symbol Parameter Conditions Min Typ Max Units Digital tCSMIN Minimum CS Low Time 150 — — ns tCSS CS Setup Time 100 — — ns tCSH CS Hold Time 0 — — ns tDIS DI Setup Time 50 — — ns tDIH DI Hold Time 50 — — ns tDO1 Output Delay to 1 — — 150 ns tDO0 Output Delay to 0 CL = 100pF (1) — — 150 ns tHZ Output Delay to High-Z — 400 — ns tLZ Output Delay to Low-Z — 400 — ns tBUSY Erase/Write Cycle Time — 4 5 ms tPS PROG Setup Time 150 — — ns tPROG Minimum Pulse Width 700 — — ns tCLKH Minimum CLK High Time 500 — — ns tCLKL Minimum CLK Low Time 300 — — ns fC Clock Frequency DC — 1 MHz Analog tDS DPP Settling Time to 1 LSB CLOAD = 10 pF, VDD = +5V — 3 10 µs CLOAD = 10 pF, VDD = +3V — 6 10 µs Notes: (1) All timing measurements are defined at the point of signal crossing VDD / 2. (2) These parameters are periodically sampled and are not 100% tested. |
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