công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
|
LM9801CCVF bảng dữ liệu(PDF) 8 Page - National Semiconductor (TI) |
|
|
LM9801CCVF bảng dữ liệu(HTML) 8 Page - National Semiconductor (TI) |
8 / 34 page Pin Descriptions CCD Driver Signals w 1 Digital Output CCD clock signal phase 1 w 2 Digital Output CCD clock signal phase 2 RS Digital Output Reset pulse for the CCD TR Digital Output Transfer pulse for the CCD Analog IO OS Analog Input This is the OS (Output Signal) from the CCD The maximum peak signal that can be accurately digitized is equal to the voltage at REF IN typically 1225V REF IN Analog Inputs These two pins are the system reference voltage inputs and should be tied together to a 1225V voltage source and bypassed to AGND with a 01 m F monolithic capacitor REF OUTHI Analog Output This reference voltage is developed internally by the LM9801 and is equal to 3 times REF IN It should be bypassed to AGND with a 01 mF monolithic capacitor REF OUTMID Analog Output This reference voltage is developed internally by the LM9801 and is equal to 2 times REF IN It should be bypassed to AGND using a 01 mF monolithic capacitor VTEST1 Analog InputsOutputs These pins are used for testing the device during VTEST2 manufacture and should be left unconnected General Digital IO MCLK Digital Input This is the 20 MHz (typical) master system clock SYNC Digital Input A low-to-high transition on this input begins a line scan operation The line scan operation terminates when this input is taken low Configuration Register IO SDI Digital Input Serial Data Input pin SDO Digital Output Serial Data Output pin SCLK Digital Input This is the serial data clock used to clock data in through SDI and out through SDO SCLK is asynchronous to MCLK Input data is latched and output data is changed on the rising edge of SCLK CS Digital Input This is the Chip Select signal for writing to the Configuration Register through the serial interface This input must be low in order to communicate with the Configuration Register This pin is used for serial IO only – it has no effect on any other section of the chip Digital Coefficient IO CD0 (LSB) – Digital Inputs Correction Coefficient Databus This is the 8-bit data path for the CD7 (MSB) gain adjust PGA used during line scan CCLK Digital Output This is the signal that is used to clock the Gain coefficients into the LM9801 Data is latched on the rising edge of CCLK Digital Output IO DD0 (LSB) – Digital Outputs Pixel Output Databus This data bus outputs the 8-bit digital output data DD7 (MSB) during line scan EOC Digital Output This is the End of Conversion signal from the ADC indicating that new pixel data is available RD Digital Input Taking this input low places the data stored in the output latch on the bus When this input is high the DD0 – DD7 bus is in TRI-STATE Analog Power VA This is the positive supply pin for the analog supply It should be connected to a voltage source of a5V and bypassed to AGND with a 01 mF monolithic capacitor in parallel with a10 mF tantalum capacitor AGND This is the ground return for the analog supply Digital Power VD This is the positive supply pin for the digital supply It should be connected to a voltage source of a5V and bypassed to DGND with a 01 mF monolithic capacitor DGND This is the ground return for the digital supply VD(IO) This is the positive supply pin for the digital supply for the LM9801’s IO It should be connected to a voltage source of a3V to a 5V and bypassed to DGND(IO) with a 01 mF monolithic capacitor If the supply for this pin is different than the supply for VA and VD it should also be bypassed with a 10 mF tantalum capacitor DGND(IO) This is the ground return for the digital supply for the LM9801’s IO NC NC All pins marked NC (no connect) should be left floating Do not tie NC pins to ground power supplies or any other potential or signal http www nationalcom 8 |
Số phần tương tự - LM9801CCVF |
|
Mô tả tương tự - LM9801CCVF |
|
|
Link URL |
Chính sách bảo mật |
ALLDATASHEET.VN |
Cho đến nay ALLDATASHEET có giúp ích cho doanh nghiệp của bạn hay không? [ DONATE ] |
Alldatasheet là | Quảng cáo | Liên lạc với chúng tôi | Chính sách bảo mật | Trao đổi link | Tìm kiếm theo nhà sản xuất All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |