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TLC5945PWP Datasheet(PDF) 4 Page - Texas Instruments |
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TLC5945PWP Datasheet(HTML) 4 Page - Texas Instruments |
4 / 30 page www.ti.com ELECTRICAL CHARACTERISTICS TLC5945 SLVS755 – MARCH 2007 V CC = 3 V to 5.5 V, TA = -40°C to 85°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNI T VOH High-level output IOH = –1 mA, SOUT VCC –0.5 V voltage VOL Low-level output IOL = 1 mA, SOUT 0.5 V voltage VI = VCC or GND; BLANK, TEST, GSCLK, SCLK, SIN, XLAT pin –1 1 II Input current VI = GND; MODE pin –1 1 µA VI = VCC; MODE pin 50 No data transfer, all output OFF, VO = 1 V, R(IREF) = 10 kΩ 0.9 6 No data transfer, all output OFF, VO = 1 V, R(IREF) = 1.3 kΩ 5.2 12 ICC Supply current mA Data transfer 30 MHz, all output ON, VO = 1 V, R(IREF) = 1.3 kΩ 16 25 Data transfer 30 MHz, all output ON, VO = 1 V, R(IREF) = 640 Ω 30 60 IO(LC) Constant output current All output ON, VO = 1 V, R(IREF) = 640 Ω 54 61 69 mA Ilkg Leakage output current All output OFF, VO = 15 V, R(IREF) = 640 Ω , OUT0 to OUT15 0.1 µA All output ON, VO = 1 V, R(IREF) = 640 Ω, OUT0 to OUT15, ±1 ±4 –20 °C to 85°C(1) All output ON, VO = 1 V, R(IREF) = 640 Ω, OUT0 to OUT15(1) ±1 ±8 Constant sink current ∆I O(LC0) % error All output ON, VO = 1 V, R(IREF) = 480 Ω, OUT0 to OUT15, ±1 ±6 –20 °C to 85°C(1) All output ON, VO = 1 V, R(IREF) = 480 Ω, OUT0 to OUT15(1) ±1 ±8 Constant sink current Device to device, averaged current from OUT0 to OUT15, –2, ∆I O(LC1) ±4 % error R(IREF) = 1920 Ω (20 mA)(2) 0.4 Constant sink current Device to device, averaged current from OUT0 to OUT15, –2.7, ∆I O(LC2) ±4 % error R(IREF) = 480 Ω (80 mA)(2) 2 All output ON, VO = 1 V, R(IREF) = 640 Ω OUT0 to OUT15, ±1 ±4 VCC = 3 V to 5.5 V(3) %/ ∆I O(LC3) Line regulation V All output ON, VO = 1 V, R(IREF) = 480 Ω OUT0 to OUT15, ±1 ±6 VCC = 3 V to 5.5 V(3) All output ON, VO = 1 V to 3 V, R(IREF) = 640 Ω, OUT0 to OUT15(4) ±2 ±6 %/ ∆I O(LC4) Load regulation V All output ON, VO = 1 V to 3 V, R(IREF) = 480 Ω, OUT0 to OUT15(4) ±2 ±8 Thermal error flag T(TEF) Junction temperature(5) 150 170 °C threshold LED open detection V(LED) 0.3 0.4 V threshold Reference voltage V(IREF) RI(REF) = 640 Ω 1.20 1.24 1.28 V output (1) The deviation of each output from the average of OUT0-15 constant current. It is calculated by Equation 1 in Table 1. (2) The deviation of average of OUT1-15 constant current from the ideal constant-current value. It is calculated by Equation 2 in Table 1. The ideal current is calculated by Equation 3 in Table 1. (3) The line regulation is calculated by Equation 4 in Table 1. (4) The load regulation is calculated by Equation 5 in Table 1. (5) Not tested. Specified by design. 4 Submit Documentation Feedback |
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