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AD6641 データシート(PDF) 11 Page - Analog Devices |
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AD6641 データシート(HTML) 11 Page - Analog Devices |
11 / 28 page AD6641 Rev. 0 | Page 11 of 28 PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS PD1– VIN+ VIN– AVDD AVDD AVDD CML AVDD AVDD NOTES 1. DNC = DO NOT CONNECT. DO NOT CONNECT TO THIS PIN. 2. THE EXPOSED PAD IS THE ONLY ANALOG GROUND CONNECTION FOR THE CHIP. IT MUST BE CONNECTED TO PCB AGND. AVDD AVDD AVDD VREF AVDD SPI_VDDIO PD0– PD0+ PD1+ PD2– PD2+ DRVDD DRGND PD3– PD3+ PD4– PD4+ PD5– PD5+ PIN 1 INDICATOR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 35 36 37 38 39 40 41 42 34 33 32 31 30 29 AD6641 TOP VIEW (Not to Scale) Figure 8. Pin Configuration for DDR LVDS Mode Table 8. DDR LVDS Mode Pin Function Descriptions Pin No. Mnemonic Description 0 EPAD Exposed Pad. The exposed pad is the only ground connection for the chip. The pad must be connected to PCB AGND. 1 PD0− PD0 Data Output (LSB)—Complement. 2 PD0+ PD0 Data Output (LSB)—True. 3 PD1− PD1 Data Output—Complement. 4 PD1+ PD1 Data Output—True. 5 PD2− PD2 Data Output—Complement. 6 PD2+ PD2 Data Output—True. 7, 24, 47 DRVDD 1.9 V Digital Output Supply. 8, 23, 48 DRGND Digital Output Ground. 9 PD3− PD3 Data Output—Complement. 10 PD3+ PD3 Data Output—True. 11 PD4− PD4 Data Output—Complement. 12 PD4+ PD4 Data Output—True. 13 PD5− PD5 Data Output (MSB)—Complement. 14 PD5+ PD5 Data Output (MSB)—True. 15 PDOR− Overrange Output—Complement. 16 PDOR+ Overrange Output—True. 17 SP_SDO SPORT Output. 18, 19, 20, 28, 54 DNC Do Not Connect. Do not connect to this pin. 21 SP_SDFS SPORT Frame Sync Input (Slave Mode)/Output (Master Mode). 22 SP_SCLK SPORT Clock Input (Slave Mode)/Output (Master Mode). 25 SDIO Serial Port Interface (SPI) Data Input/Output (Serial Port Mode). 26 SCLK Serial Port Interface Clock (Serial Port Mode). 27 CSB Serial Port Chip Select (Active Low). 29 SPI_VDDIO 1.9 V or 3.3 V SPI I/O Supply. 30, 32, 33, 34, 37, 38, 39, 41, 42, 43, 46 AVDD 1.9 V Analog Supply. 31 VREF Voltage Reference Input/Output. Nominally 0.75 V. 35 VIN+ Analog Input—True. 36 VIN− Analog Input—Complement. |
同様の部品番号 - AD6641 |
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同様の説明 - AD6641 |
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