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LM9830VJD bảng dữ liệu(PDF) 3 Page - National Semiconductor (TI) |
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LM9830VJD bảng dữ liệu(HTML) 3 Page - National Semiconductor (TI) |
3 / 45 page 3 http://www.national.com Static Offset DAC Characteristics (Configuration Registers 38, 39, and 3A) Monotonicity 6 bits (min) Offset DAC LSB size PGA gain = 1 9.3 5.8 12.7 mV (min) mV (max) Offset DAC Adjustment Range PGA gain = 1 ±290 ±270 mV (min) Analog Input Characteristics Average OSR, OSG, OSB Input Current CDS Enabled, OS = 3.5VDC ±80 nA OSR, OSG, OSB Input Current CDS Disabled, OS = 3.5VDC ±24 ±30 µA (max) Internal Voltage Reference Characteristics VBANDGAP Voltage Reference Output Voltage 1.2 V VREF LO Negative Reference Output Voltage VREF MID-1.0 V VREF MID Midpoint Reference Output Voltage VA/2.0 V VREF HI Positive Reference Output Voltage VREF MID+1.0 V DC and Logic Electrical Characteristics The following specifications apply for AGND=DGND=DGNDI/O=DGNDSRAM=0V, VA=VD=VDI/O=VSRAM=+5.0VDC, fCRYSTAL IN= 50MHz. Boldface limits apply for TA=TJ=TMIN to TMAX; all other limits TA=TJ=25°C. (Notes 7 & 8) Symbol Parameter Conditions Typical (Note 9) Limits (Note 10) Units (Limits) Digital Input Characteristics for DB0-DB7, D0-D7, STROBE, AUTOFEED, INIT, SELECT IN, PSENSE#1, PSENSE#2, MISC I/O #1, MISC I/O #2, CMODE VIN(1) Logical “1” Input Voltage VDI/O=5.5V 2.0 V (min) VIN(0) Logical “0” Input Voltage VDI/O=4.5V 0.8 V (max) IIN Input Leakage Current ±500 nA CIN Input Capacitance 5 pF Digital Output Characteristics for DB0-DB7, A0-A17, RD, WR (SRAM Interface) VOUT(1) Logical “1” Output Voltage VDI/O=4.5V, IOUT=-4mA 2.4 V (min) VOUT(0) Logical “0” Output Voltage VDI/O=5.5V, IOUT=8mA 0.4 V (max) Digital Output Characteristics for D0-D7, ERROR, ACK, BUSY, PE, SELECT (Parallel Port Interface) VOUT(1) Logical “1” Output Voltage VDI/O=4.5V, IOUT=-4mA 2.4 V (min) VOUT(0) Logical “0” Output Voltage VDI/O=5.5V, IOUT=14mA 0.4 V (max) Digital Output Characteristics for MISC I/O #1, MISC I/O #2, A, B, A, B, TR1, TR2, ø1, ø2, RS, CP1, CP2, TRISTATE, LATCH, LAMPR, LAMPG, LAMPB VOUT(1) Logical “1” Output Voltage VDI/O=4.5V, IOUT=-4mA 2.4 V (min) VOUT(0) Logical “0” Output Voltage VDI/O=5.5V, IOUT=8mA 0.4 V (max) Electrical Characteristics (Continued) The following specifications apply for AGND=DGND=DGNDI/O=DGNDSRAM=0V, VA=VD=VDI/O=VSRAM=+5.0VDC, fCRYSTAL IN= 50MHz. Boldface limits apply for TA=TJ=TMIN to TMAX; all other limits TA=TJ=25°C. (Notes 7, 8, & 12) Symbol Parameter Conditions Typical (Note 9) Limits (Note 10) Units (Limits) |
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