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LTC2637-HMX8 Datasheet(PDF) 9 Page - Linear Technology |
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LTC2637-HMX8 Datasheet(HTML) 9 Page - Linear Technology |
9 / 28 page LTC2637 9 2637fb ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 4.5V to 5.5V, VOUT unloaded unless otherwise specified. LTC2637-HMI12/ LTC2637-HMI10/ LTC2637-HMI8/ LTC2637-HMX12/ LTC2637-HMX10/ LTC2637-HMX8/ LTC2637-HZ12/ LTC2637-HZ10/ LTC2637-HZ8 (VFS =4.096V) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Output Impedance 0.5 kΩ Capacitive Load Driving 10 μF Short Circuit Current VCC = 5.5V; REF Shorted to GND 4 mA Digital I/O VIL Low Level Input Voltage (SDA and SCL) (Note 14) l –0.5 0.3VCC V VIH High Level Input Voltage (SDA and SCL) (Note 11) l 0.7VCC V VIL(CAn) Low Level Input Voltage on CAn (n = 0, 1, 2) See Test Circuit 1 l 0.15VCC V VIH(CAn) High Level Input Voltage on CAn (n = 0, 1, 2) See Test Circuit 1 l 0.85VCC V RINH Resistance from CAn (n=0, 1,2) to VCC to Set CAn = VCC See Test Circuit 2 l 10 kΩ RINL Resistance from CAn (n=0, 1,2) to GND to Set CAn = GND See Test Circuit 2 l 10 kΩ RINF Resistance from CAn (n=0, 1,2) to VCC or GND to Set CAn = Float See Test Circuit 2 l 2MΩ VOL Low Level Output Voltage Sink Current = 3mA l 0 0.4 V tOF Output Fall Time VO = VIH(MIN) to VO = VIL(MAX), CB = 10pF to 400pF (Note 12) l 20 + 0.1CB 250 ns tSP Pulse Width of Spikes Suppressed by Input Filter l 050 ns IIN Input Leakage 0.1VCC ≤ VIN ≤ 0.9VCC l ±1 μA CIN I/O Pin Capacitance (Note 8) l 10 pF CB Capacitive Load for Each Bus Line l 400 pF CCAn External Capacitive Load on Address Pin CAn (n=0, 1,2) l 10 pF AC Performance tS Settling Time VCC = 3V (Note 9) ±0.39% (±1LSB at 8 Bits) ±0.098% (±1LSB at 10 Bits) ±0.024% (±1LSB at 12 Bits) 3.9 4.3 5 μs μs μs Voltage Output Slew Rate 1 V/μs Capacitive Load Driving 500 pF Glitch Impulse At Mid-Scale Transition 3 nV•s DAC-to-DAC Crosstalk 1 DAC held at FS, 1 DAC Switched 0 to FS 3 nV•s Multiplying Bandwidth External Reference 320 kHz en Output Voltage Noise Density At f = 1kHz, External Reference At f = 10kHz, External Reference At f = 1kHz, Internal Reference At f = 10kHz, Internal Reference 180 160 250 230 nV/√Hz nV/√Hz nV/√Hz nV/√Hz Output Voltage Noise 0.1Hz to 10Hz, External Reference 0.1Hz to 10Hz, Internal Reference 0.1Hz to 200kHz, External Reference 0.1Hz to 200kHz, Internal Reference 35 50 680 750 μVP-P μVP-P μVP-P μVP-P |
Similar Part No. - LTC2637-HMX8 |
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Similar Description - LTC2637-HMX8 |
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