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PCA9534PWR Datasheet(PDF) 11 Page - Texas Instruments |
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PCA9534PWR Datasheet(HTML) 11 Page - Texas Instruments |
11 / 32 page www.ti.com Electrical Characteristics PCA9534 REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS SCPS124B – SEPTEMBER 2006 – REVISED FEBRUARY 2007 over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC MIN TYP(1) MAX UNIT VIK Input diode clamp voltage II = –18 mA 2.3 V to 5.5 V –1.2 V VPOR Power-on reset voltage VI = VCC or GND, IO = 0 VPOR 1.5 1.65 V 2.3 V 1.8 3 V 2.6 IOH = –8 mA 4.5 V 4.1 4.75 V 4.1 VOH P-port high-level output voltage(2) V 2.3 V 1.7 3 V 2.5 IOH = –10 mA 4.5 V 4 4.75 V 4 SDA VOL = 0.4 V 2.3 V to 5.5 V 3 8 2.3 V 8 10 3 V 8 14 VOL = 0.5 V 4.5 V 8 17 4.75 V 8 35 IOL P port(3) mA 2.3 V 10 13 3 V 10 19 VOL = 0.7 V 4.5 V 10 24 4.75 V 10 45 INT VOL = 0.4 V 2.3 V to 5.5 V 3 10 SCL, SDA ±1 II VI = VCC or GND 2.3 V to 5.5 V µA A0, A1, A2 ±1 IIH P port VI = VCC 2.3 V to 5.5 V 1 µA IIL P port VI = GND 2.3 V to 5.5 V –1 µA 5.5 V 104 175 VI = VCC or GND, IO = 0, 3.6 V 50 90 I/O = inputs, fscl = 400 kHz 2.7 V 20 65 Operating mode 5.5 V 60 150 VI = VCC or GND, IO = 0, ICC 3.6 V 15 40 µA I/O = inputs, fscl = 100 kHz 2.7 V 8 20 5.5 V 0.25 1 VI = GND, IO = 0, Standby mode 3.6 V 0.2 0.9 I/O = inputs, fscl = 0 kHz 2.7 V 0.1 0.8 One input at VCC – 0.6 V, 2.3 V to 5.5 V 1.5 Other inputs at VCC or GND Additional current in standby ∆I CC mA mode All LED I/Os at VI = 4.3 V, 5.5 V 1 fscl = 0 kHz Ci SCL VI = VCC or GND 2.3 V to 5.5 V 4 5 pF SDA 5.5 6.5 Cio VIO = VCC or GND 2.3 V to 5.5 V pF P port 8 9.5 (1) All typical values are at nominal supply voltage (2.5-V, 3.3-V, or 5-V VCC) and TA = 25°C. (2) The total current sourced by all I/Os must be limited to 85 mA. (3) Each I/O must be externally limited to a maximum of 25 mA, and the P port (P7–P0) must be limited to a maximum current of 200 mA. 11 Submit Documentation Feedback |
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