Datasheet LTC2145-14, LTC2144-14, LTC2143-14 (Analog Devices) - 35

LTC2145-14/ LTC2144-14/LTC2143-14
TYPICAL APPLICATIONS LTC2145-14 Schematic
SDO C23 2.2μF SENSE C17 1μF VDD C19 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 C20 0.1μF + – + – + – + – + – + – 0.1μF DDV REFV SDO SENSE OF2_1 OF2_1 DIGITAL D1_8_9 D1_8_9 D1_6_7 D1_6_7 D1_4_5 D1_4_5 1 D1_12_13 D1_12_13 D1_10_11 D1_10_11 48 OUTPUTS V D1_2_3+ DD 2 47 V D1_2_3– CM1 3 46 GND D1_0_1+ 4 + + 45 A A D1_0_1– IN1 IN1 – 5 – 44 A A DNC IN1 IN1 6 43 GND DNC C15 7 42 0.1μF – + REFH OVDD OVDD 8 41 C37 + – REFL OGND 0.1μF 9 LTC2145-14 40 REFH CLKOUT+ CN1 10 39 REFL CLKOUT– – + 11 38 PAR/SER D2_12_13+ C21 + – 12 + 37 0.1μF A D2_12_13– IN2 13 – 36 A D2_10_11+ IN2 14 35 GND D2_10_11– 15 34 DIGITAL V D2_8_9+ CM2 16 33 OUTPUTS V D2_8_9– DD PAR/SER – + – + – + – + 65 + – PAD A + IN2 DD – V ENC ENC CS SCK SDI DNC DNC D2_0_1 D2_0_1 D2_2_3 D2_2_3 D2_4_5 D2_4_5 D2_6_7 D2_6_7 AIN2 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 VDD C67 C18 0.1μF 0.1μF C78 0.1μF C79 0.1μF R51 100Ω ENCODE SPI BUS CLOCK 21454314 TA02 21454314fa 35