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DM632 Scheda tecnica(PDF) 8 Page - Silicon Touch Technology Inc. |
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DM632 Scheda tecnica(HTML) 8 Page - Silicon Touch Technology Inc. |
8 / 25 page 點晶科技股份有限公司 SILICON TOUCH TECHNOLOGY INC . 新竹市科學園區展業一路9號7樓之1 9-7F-1, Prosperity RoadⅠ, Hsin-Chu, Taiwan, R.O.C. Tel:886-3-5645656 Fax:886-3-5645626 16-channel 16-bit PWM Constant Current LED Driver Version:A.002 Page 7 未經授權而逕予重製、複製、使用或公開本文件,行為人得被追究侵權之相關民刑事責任 Unauthorized reproduction, duplication, use or disclosure of this document will be deemed as infringement. DM632 Electrical Characteristics (VCC = 3.3 V, Ta = 25°C unless otherwise noted) CHARACTERISTIC SYMBOL CONDITION MIN. TYP. MAX. UNIT Input Voltage “H” Level VIH CMOS logic level 0.8VCC ⎯ VCC Input Voltage “L” Level VIL CMOS logic level GND ⎯ 0.2VCC V Output Leakage Current IOL VOH = 17 V ⎯ ⎯ ±1.0 uA VOL IOL = 1.25 mA ⎯ ⎯ 0.2 Output Voltage (S-OUT) VOH IOH= 1.2 mA VCC-0.4 ⎯ ⎯ V Output Current Skew (Channel-to-Channel) *1 IOL1 ⎯ ⎯ ±3 % Output Current Skew (Chip-to-Chip) *2 IOL2 VOUT = 1.0 V Rrext = 2.2 K Ω 25.79 ⎯ 29.08 mA Output Voltage Regulation % / VOUT Rrext = 2.2 K Ω VOUT = 1 V ~ 3 V ⎯ ±0.1 ±0.5 Supply Voltage Regulation % / VCC Rrext = 2.2 K Ω ⎯ ±1 ±4 % / V LED Open Detection Threshold V(od) all outputs turn on ⎯ 0.3 ⎯ V IDD(off) power on all pins are open unless VCC and GND (fee-running mode) ⎯ 3.8 ⎯ IDD(off) power on all pins are open unless VCC and GND (external GCK mode) ⎯ 3.39 ⎯ IDD(on) input signal is static Rrext = 12.4 K Ω all outputs turn off ⎯ 4.33 ⎯ IDD(on) input signal is static Rrext = 2.2 K Ω all outputs turn off ⎯ 6.54 ⎯ Supply Current *3 IDD(on) input signal is static Rrext = 560 Ω all outputs turn off ⎯ 15.10 ⎯ mA *1 Channel-to-channel skew is defined as the ratio between (any Iout – average Iout) and average Iout, where average Iout = (Imax + Imin) / 2. *2 Chip-to-Chip skew is defined as the range into which any output current of any IC falls. *3 IO excluded. |
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