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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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PCF8545ATT датащи(PDF) 4 Page - NXP Semiconductors |
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PCF8545ATT датащи(HTML) 4 Page - NXP Semiconductors |
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4 / 54 page  PCA85233 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2018. All rights reserved. Product data sheet Rev. 5 — 12 November 2018 4 of 54 NXP Semiconductors PCA85233 Automotive 80 × 4 LCD driver for low multiplex rates 6. Pinning information 6.1 Pinning 6.2 Pin description [1] The substrate (rear side of the die) is at VSS potential and should be electrically isolated. Viewed from active side. For mechanical details, see Figure 27. Fig 3. Pin configuration for PCA85233 Table 4. Pin description overview Input or input/output pins must always be at a defined level (VSS or VDD) unless otherwise specified. Symbol Pin Description SDAACK 1 to 3 I2C-bus acknowledge output SDA 4 to 6 I2C-bus serial data input SCL 7 to 9 I2C-bus serial clock input CLK 10 clock input and output VDD 11 to 13 supply voltage SYNC 14 cascade synchronization input or output; if not used it must be left open OSC 15 oscillator select FF 16 frame frequency select A0, A1 17, 18 subaddress input T1 19 dedicated testing pin; to be tied to VSS in application mode SA0 20 I2C-bus slave address input VSS[1] 21 to 23 ground supply voltage VLCD 24 to 26 LCD supply voltage BP2, BP0, BP3, and BP1 27, 28, 109 and 110 LCD backplane output S0 to S79 29 to 108 LCD segment output D1 to D9 - dummy pins |
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