Datasheet LTC2234 (Analog Devices) - 2

LTC2234
W W W U U W U ABSOLUTE AXI U RATI GS PACKAGE/ORDER I FOR ATIO OVDD = VDD (Notes 1, 2)
TOP VIEW Supply Voltage (VDD) ... 4V Digital Output Ground Voltage (OGND) ... –0.3V to 1V DD DD DD CM Analog Input Voltage (Note 3) ... –0.3V to (VDD + 0.3V) 48 GND 47 V 46 V 45 GND 44 V 43 SENSE 42 MODE 41 OF 40 D9 39 D8 38 OGND 37 OV Digital Input Voltage .. –0.3V to (VDD + 0.3V) A + 36 D7 Digital Output Voltage ... –0.3V to (OV IN 1 DD + 0.3V) A – IN 2 35 D6 Power Dissipation .. 1500mW REFHA 3 34 D5 REFHA 4 33 OVDD Operating Temperature Range REFLB 5 32 OGND LTC2234C ... 0°C to 70°C REFLB 6 31 D4 49 REFHB 7 30 D3 LTC2234I ...–40°C to 85°C REFHB 8 29 D2 Storage Temperature Range ..–65°C to 125°C REFLA 9 28 OVDD REFLA 10 27 OGND VDD 11 26 D1 VDD 12 25 D0 14 16 17 18 19 20 23 + – DD OE NC 21 DD NC 24 GND 13 V GND 15 ENC ENC SHDN OGND 22 OV CLOCKOUT UK PACKAGE 48-LEAD (7mm × 7mm) PLASTIC QFN EXPOSED PAD IS GND (PIN 49), MUST BE SOLDERED TO PCB TJMAX = 125°C, θJA = 29°C/W ORDER PART UK PART* NUMBER MARKING LTC2234CUK LTC2234UK LTC2234IUK LTC2234UK
Order Options
Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
U CO VERTER CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) ● 10 Bits Integral Linearity Error Differential Analog Input (Note 5) ● –0.8 ±0.2 0.8 LSB Differential Linearity Error Differential Analog Input ● –0.6 ±0.1 0.6 LSB Integral Linearity Error Single-Ended Analog Input (Note 5) ±0.5 LSB Differential Linearity Error Single-Ended Analog Input ±0.1 LSB Offset Error (Note 6) ● –37 ±5 37 mV Gain Error External Reference ● –2.5 ±0.5 2.5 %FS Offset Drift ±10 µV/C Full-Scale Drift Internal Reference ±30 ppm/C External Reference ±15 ppm/C Transition Noise SENSE = 1V 0.12 LSBRMS 2234fa 2