MAX9920ASA/V+ Maxim Integrated, MAX9920ASA/V+ Datasheet
MAX9920ASA/V+
Specifications of MAX9920ASA/V+
Related parts for MAX9920ASA/V+
MAX9920ASA/V+ Summary of contents
Page 1
... V /2. REFIN CC PART MAX9918ASA+ MAX9918ASA/V+ Applications MAX9919FASA+ MAX9919FASA/V+ MAX9919NASA+ MAX9919NASA/V+ MAX9920ASA+ MAX9920ASA/V+ Note: All devices operate over the -40°C to +125°C temperature range. + Denotes a lead(Pb)-free/RoHS-compliant package. /V denotes an automotive qualified part Exposed pad MAX9918 φ2B MAX9920 RS+ INPUT STAGE LEVEL SHIFTER ...
Page 2
... T = +25°C ±0. -40° +125° +25°C ±0. -40° +125° +25°C ±0. -40° +125° MAX UNITS ±0.4 ±0.7 ±0.4 ±1.3 ±0.4 ±0.9 mV ±0.4 ±1.0 ±1.2 ±3.0 ±0.9 ±3.5 Maxim Integrated ...
Page 3
... Common-Mode Rejection Ratio (Note 3) Input Bias Current Input Offset Current Input Leakage Current in Shutdown Input Leakage Current Input Resistance Full-Scale Sense Voltage (Note 4) Gain (Notes 2, 4) Minimum Adjustable Gain Maxim Integrated MAX9918/MAX9919/MAX9920 = ( 0V RS+ RS- SHDN = 20V/V, R2/R1 = 79kΩ/1kΩ SYMBOL ...
Page 4
... 10kΩ 0 9918, M AX9919_ MAX9920 MAX UNITS ±0.6 ±1.2 ±0.6 ±1.0 ±0.45 ±1.2 ±0.45 ±0.9 % ±0.6 ±1.2 ±0.6 ±1.0 ±1.0 ±1.7 ±1.0 ±1 Ω 1 2.4 Maxim Integrated ...
Page 5
... SHDN Logic-Low SHDN Logic Input Current Supply Voltage Range Power-Supply Rejection Ratio (Note 3) Supply Current Shutdown Supply Current Small Signal -3dB Bandwidth Slew Rate 1% Settling Time from V SENSE Step Maxim Integrated MAX9918/MAX9919/MAX9920 = ( 0V RS+ RS- SHDN = 20V/V, R2/R1 = 79kΩ/1kΩ SYMBOL ...
Page 6
... SENSE drift, CMRR, and PSRR 50mV for the SENSE = V MAX UNITS μs μs pF √ Hz nV/ Maxim Integrated ...
Page 7
... OFFSET VOLTAGE (FV/ ° C) GAIN ERROR (V = +14V, MAX9919F +45V/V) RS+ V 0.6 0.5 0.4 0.3 0.2 0.1 0 -0.4 -0.3 -0.2 -0.1 0 0.1 0.2 0.3 GAIN ERROR (%) Maxim Integrated MAX9918/MAX9919/MAX9920 Typical Operating Characteristics V DRIFT +14V) RS+ 0.30 0.25 0.20 0.15 0.10 0.05 0 400 - OFFSET VOLTAGE (FV 500 400 T = -40°C A 300 T = +25° ...
Page 8
... A BIDIRECTIONAL 0.05 0 -0. +125° +25°C A -0.10 -0.15 -0.20 -0.25 -30 -20 - (mV) SENSE LINEARITY vs. V SENSE 0. - 0.06 REFIN GND A = 90V -40° +25°C A 0.04 A UNIDIRECTIONAL 0.02 0 -0. +125°C A -0.04 -0.06 -0.08 -0. (mV) SENSE Maxim Integrated ...
Page 9
... OUT 3.0 - SOLID LINE CM 2.5 14V V : DASHED LINE CM 2.0 1.5 1.0 0.5 0 -0.5 -1.0 -1.5 -2.0 -2.5 -3.0 -40 -30 -20 -10 Maxim Integrated MAX9918/MAX9919/MAX9920 Typical Operating Characteristics (continued) SENSE T = -40° (mV) SENSE SENSE V = +14V REFIN 30V/V = +125° BIDIRECTIONAL = +25° ...
Page 10
... MAX9918 V = 14V -30 CM GAIN = 90V/V - 0.001 0.01 FREQUENCY (MHz) PSRR vs. FREQUENCY 0 MAX9918 V = 14V CM - 50mV SENSE -40 -60 -80 -100 -120 -140 10 100 0.0001 0.001 0.01 FREQUENCY (kHz) vs. V BIAS ( 100 1k 10k Maxim Integrated ...
Page 11
... MAX9918, V 50mV/div V SENSE LARGE-SIGNAL TRANSIENT (GAIN = 45V/V) 50mV/div MAX9918, V 500mV/div 50mV SENSE COMMON-MODE STEP RESPONSE 10V/div 1V/div Maxim Integrated MAX9918/MAX9919/MAX9920 Typical Operating Characteristics (continued) MAX9918 toc31 = 14V CM = 10mV TO 15mV 10Fs/div MAX9918 toc33 = 14V CM 10Fs/div MAX9918 toc35 MAX9918 14V CM S ...
Page 12
... MAX9918 14V (50mV) SENSE 4Fs/div MAX9918 toc39 MAX9918 14V SENSE 50mV/div 4Fs/div POWER-UP TIME MAX9918 toc38 MAX9918 14V (50mV) SENSE 4Fs/div OUTPUT OVERDRIVE RECOVERY (90V/V) MAX9918 toc40 2V/div MAX9918 14V SENSE 4Fs/div Maxim Integrated ...
Page 13
... SENSE The first level shifter accommodates the upper common- mode operating range from +2V to +75V. When the common-mode voltage falls below +2V, the second level shifter is used to accommodate negative voltages down to -20V. Maxim Integrated MAX9918/MAX9919/MAX9920 TOP VIEW + RS ...
Page 14
... 2.4V (typically V /2). The output voltage CC CC relative then proportional to the REFIN voltage drop from RS+ to RS- (Figure 2 90V/V DISCHARGE CURRENT 10mV 20mV 30mV 40mV OUT REFIN G = 90V/V 1.8V DISCHARGE CURRENT 0.9V 10mV 0 20mV -0.9V -1.8V /2 SENSE V SENSE Maxim Integrated ...
Page 15
... REFIN CC voltage range of ±V / OUT from either rail to achieve the rated gain accuracy. Maxim Integrated MAX9918/MAX9919/MAX9920 Shutdown Mode Choose R Accuracy: A high measured more accurately. This is because off- sets become less significant when the sense voltage is larger. In the linear region (100mV < V ...
Page 16
... MAX9920 RS+ INPUT INPUT STAGE/ LEVEL SHIFTER RS- SHDN GND GAIN IS SET BY EXTERNAL RESISTORS, R1 AND [1+(R2/R1)] FOR MAX9918 G = [1+(R2/R1)]/4 FOR MAX9920 PROCESS: BiCMOS Functional Diagram OUT REFIN FIXED GAIN G = 45V/V OR 90V/V OUT REFIN ADJUSTABLE GAIN Chip Information Maxim Integrated ...
Page 17
... For the latest package outline information and land patterns (footprints www.maximintegrated.com/packages. Note that a “+”, “#”, or “-” in the package code indicates RoHS status only. Package drawings may show a different suffix character, but the drawing pertains to the package regardless of RoHS status. PACKAGE TYPE 8 SO-EP Maxim Integrated MAX9918/MAX9919/MAX9920 PACKAGE CODE OUTLINE NO. S8E+14 Package Information LAND PATTERN NO ...
Page 18
... Added MAX9920ASA/V+ to data sheet 4 7/11 Added automotive qualified parts for the MAX9919NASA/V+ and the MAX9920ASA/V+ 5 1/13 Added automotive qualified part for the MAX9919FASA/V+ Maxim Integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim Integrated product. No circuit patent licenses are implied ...