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PCF8536AT 数据表(PDF) 23 Page - NXP Semiconductors |
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PCF8536AT 数据表(HTML) 23 Page - NXP Semiconductors |
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23 / 103 page ![]() PCA8530 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved. Product data sheet Rev. 2 — 25 September 2014 23 of 103 NXP Semiconductors PCA8530 Automotive 102 x 4 Chip-On-Glass LCD segment driver The Frame-frequency command allows configuring the frame frequency in the range of 45 Hz to 300 Hz with steps of • 5 Hz from 45 Hz to 100 Hz • 10 Hz from 100 Hz to 300 Hz The frame frequency of 80 Hz is factory calibrated with a tolerance of 3Hz at 25 C. Table 24. Clock and frame frequency values Duty cycle definition: % HIGH-level time : % LOW-level time. FF[4:0] Frame frequency (Hz) Clock frequency (Hz) Typical duty cycle (%) 00000 45 6472 29 : 71 00001 50 7200 20 : 80 00010 55 7945 12 : 88 00011 60 8662 4 : 96 00100 65 9366 48 : 52 00101 70 10105 44 : 56 00110 75 10766 41 : 59 00111 80 11520 36 : 64 01000 85 12255 32 : 68 01001 90 12944 29 : 71 01010 95 13714 24 : 76 01011 100 14400 20 : 80 01100 110 15781 13 : 87 01101 120 17194 5 : 95 01110 130 18581 49 : 51 01111 140 20211 44 : 56 10000 150 21736 40 : 60 10001 160 23040 36 : 64 10010 170 24511 32 : 68 10011 180 26182 28 : 72 10100 190 27429 24 : 76 10101 200 28800 20 : 80 10110 210 30316 16 : 84 10111 220 32000 12 : 88 11000 230 32914 9 : 91 11001 240 34909 4 : 96 11010 250 36000 50 : 50 11011 260 37161 49 : 51 11100 270 38400 47 : 53 11101 280 39724 45 : 55 11110 290 41143 43 : 57 11111 300 42667 41 : 59 |
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