Datasheet LTM2883 (Analog Devices) - 6
| Fabricante | Analog Devices |
| Descripción | SPI/Digital or I2C μModule Isolator with Adjustable ±12.5V and 5V Regulated Power |
| Páginas / Página | 36 / 6 — SWITCHING. CHARACTERISTICS The. denotes the specifications which apply … |
| Formato / tamaño de archivo | PDF / 1.5 Mb |
| Idioma del documento | Inglés |
SWITCHING. CHARACTERISTICS The. denotes the specifications which apply over the full operating
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LTM2883
SWITCHING CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. LTM2883-3 VCC = 3.3V, LTM2883-5 VCC = 5V, VL = 3.3V, and GND = GND2 = 0V, ON = VL unless otherwise noted. Specifications apply to all options unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
tR Rise Time CL = 15pF (Figure 1) l 3 12.5 ns tF Fall Time CL = 15pF (Figure 1) l 3 12.5 ns tPZH, tPZL Output Enable Time SDOE = ↓, RL = 1kΩ, CL = 15pF (Figure 2) l 50 ns tPHZ, tPLZ Output Disable Time SDOE = ↑, RL = 1kΩ, CL = 15pF (Figure 2) l 50 ns
I2C
Maximum Data Rate (Note 3) l 400 kHz tPHL, tPLH Propagation Delay SCL → SCL2, CL = 15pF (Figure 1) l 150 225 ns SDA → SDA2, RL = Open, CL = 15pF (Figure 3) l 150 250 ns SDA2 → SDA, RL = 1.1kΩ, CL = 15pF (Figure 3) l 200 350 ns tPWU Output Pulse Width Uncertainty SDA, SDA2 (Note 2) –20 50 ns tHD;DAT Data Hold Time (Note 2) 600 ns tR Rise Time SDA2, CL = 200pF (Figure 3) 40 250 ns SDA2, CL = 200pF (Figure 3) l 40 300 ns SDA, RL = 1.1kΩ, CL = 200pF (Figure 3) l 40 250 ns SCL2, CL = 200pF (Figure 1) l 250 ns tF Fall Time SDA2, CL = 200pF (Figure 3) l 40 250 ns SDA, RL = 1.1kΩ, CL = 200pF (Figure 3) l 40 250 ns SCL2, CL = 200pF (Figure 1) l 250 ns tSP Pulse Width of Spikes l 0 50 ns Suppressed by Input Filter
Power Supply
Power-Up Time ON = ↑ to VCC2 (Min) l 0.6 2 ms ON = ↑ to V+ (Min) l 0.6 2 ms ON = ↑ to V– (Min) l 0.6 2.5 ms
ISOLATION CHARACTERISTICS TA = 25°C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VISO Rated Dielectric Insulation Voltage 1 Minute, Derived from 1 Second Test 2500 VRMS (Notes 5, 6, 7) 1 Second ±4400 V Common Mode Transient Immunity LTM2883-3 VCC = 3.3V, LTM2883-5 VCC = 5V, 30 kV/µs VL = ON = 3.3V, VCM = 1kV, Δt = 33ns (Note 2) VIORM Maximum Continuous Working Voltage (Notes 2, 5) 560 VPEAK 400 VRMS Partial Discharge VPD = 1050VPEAK (Notes 2, 5) 5 pC CTI Comparative Tracking Index IEC 60112 (Note 2) 600 VRMS Depth of Erosion IEC 60112 (Note 2) 0.017 mm DTI Distance Through Insulation (Note 2) 0.06 mm Input to Output Resistance (Notes 2, 5) 109 Ω Input to Output Capacitance (Notes 2, 5) 6 pF Creepage Distance (Note 2) 9.48 mm 2883fd 6 For more information www.linear.com/LTM2883 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Switching Characteristics Isolation Characteristics Typical Performance Characteristics Pin Functions Block Diagram Test Circuits Applications Information Package Description Typical Application Related Parts
SWITCHING CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. LTM2883-3 VCC = 3.3V, LTM2883-5 VCC = 5V, VL = 3.3V, and GND = GND2 = 0V, ON = VL unless otherwise noted. Specifications apply to all options unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
tR Rise Time CL = 15pF (Figure 1) l 3 12.5 ns tF Fall Time CL = 15pF (Figure 1) l 3 12.5 ns tPZH, tPZL Output Enable Time SDOE = ↓, RL = 1kΩ, CL = 15pF (Figure 2) l 50 ns tPHZ, tPLZ Output Disable Time SDOE = ↑, RL = 1kΩ, CL = 15pF (Figure 2) l 50 ns
I2C
Maximum Data Rate (Note 3) l 400 kHz tPHL, tPLH Propagation Delay SCL → SCL2, CL = 15pF (Figure 1) l 150 225 ns SDA → SDA2, RL = Open, CL = 15pF (Figure 3) l 150 250 ns SDA2 → SDA, RL = 1.1kΩ, CL = 15pF (Figure 3) l 200 350 ns tPWU Output Pulse Width Uncertainty SDA, SDA2 (Note 2) –20 50 ns tHD;DAT Data Hold Time (Note 2) 600 ns tR Rise Time SDA2, CL = 200pF (Figure 3) 40 250 ns SDA2, CL = 200pF (Figure 3) l 40 300 ns SDA, RL = 1.1kΩ, CL = 200pF (Figure 3) l 40 250 ns SCL2, CL = 200pF (Figure 1) l 250 ns tF Fall Time SDA2, CL = 200pF (Figure 3) l 40 250 ns SDA, RL = 1.1kΩ, CL = 200pF (Figure 3) l 40 250 ns SCL2, CL = 200pF (Figure 1) l 250 ns tSP Pulse Width of Spikes l 0 50 ns Suppressed by Input Filter
Power Supply
Power-Up Time ON = ↑ to VCC2 (Min) l 0.6 2 ms ON = ↑ to V+ (Min) l 0.6 2 ms ON = ↑ to V– (Min) l 0.6 2.5 ms
ISOLATION CHARACTERISTICS TA = 25°C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VISO Rated Dielectric Insulation Voltage 1 Minute, Derived from 1 Second Test 2500 VRMS (Notes 5, 6, 7) 1 Second ±4400 V Common Mode Transient Immunity LTM2883-3 VCC = 3.3V, LTM2883-5 VCC = 5V, 30 kV/µs VL = ON = 3.3V, VCM = 1kV, Δt = 33ns (Note 2) VIORM Maximum Continuous Working Voltage (Notes 2, 5) 560 VPEAK 400 VRMS Partial Discharge VPD = 1050VPEAK (Notes 2, 5) 5 pC CTI Comparative Tracking Index IEC 60112 (Note 2) 600 VRMS Depth of Erosion IEC 60112 (Note 2) 0.017 mm DTI Distance Through Insulation (Note 2) 0.06 mm Input to Output Resistance (Notes 2, 5) 109 Ω Input to Output Capacitance (Notes 2, 5) 6 pF Creepage Distance (Note 2) 9.48 mm 2883fd 6 For more information www.linear.com/LTM2883 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Switching Characteristics Isolation Characteristics Typical Performance Characteristics Pin Functions Block Diagram Test Circuits Applications Information Package Description Typical Application Related Parts