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ADS7846IRGVT Arkusz danych(PDF) 4 Page - Texas Instruments |
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ADS7846IRGVT Arkusz danych(HTML) 4 Page - Texas Instruments |
4 / 30 page ADS7846 4 SBAS125H www.ti.com PIN CONFIGURATION Top View SSOP, TSSOP Top View VFBGA 1 2 3 4 5 6 7 8 +V CC X+ Y+ X– Y– GND V BAT AUX DCLK CS DIN BUSY DOUT PENIRQ +V CC V REF 16 15 14 13 12 11 10 9 ADS7846 NC NC A 2 1 3 4 5 6 7 DCLK +V CC +V CC X+ Y+ PENIRQ +V CC V REF AUX CS DIN BUSY DOUT X– Y– GND GND V BAT NC NC NC NC NC B C D E F NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC G BUSY DIN CS DCLK AUX V BAT GND Y– 1 2 3 4 12 11 10 9 ADS7846 Top View QFN SSOP AND TSSOP PIN # VFBGA PIN # QFN PIN # NAME DESCRIPTION 1 B1 and C1 5 +VCC Power Supply 2 D1 6 X+ X+ Position Input 3 E1 7 Y+ Y+ Position Input 4G2 8 X– X– Position Input 5G3 9 Y– Y– Position Input 6 G4 and G5 10 GND Ground 7G6 11 VBAT Battery Monitor Input 8 E7 12 AUX Auxiliary Input to ADC 9D7 13 VREF Voltage Reference Input/Output 10 C7 14 +VCC Digital I/O Power Supply 11 B7 15 PENIRQ Pen Interrupt. Open anode output (requires 10k Ω to 100kΩ pull-up resistor externally). 12 A6 16 DOUT Serial Data Output. Data is shifted on the falling edge of DCLK. This output is high impedance when CS is high. 13 A5 1 BUSY Busy Output. This output is high impedance when CS is high. 14 A4 2 DIN Serial Data Input. If CS is low, data is latched on rising edge of DCLK. 15 A3 3 CS Chip Select Input. Controls conversion timing and enables the serial input/output register. CS high = power-down mode (ADC only). 16 A2 4 DCLK External Clock Input. This clock runs the SAR conversion process and synchronizes serial data I/O. PIN DESCRIPTION |
Podobny numer części - ADS7846IRGVT |
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Podobny opis - ADS7846IRGVT |
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