Datasheet LTM9002 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | 14-Bit, 125Msps Dual-Channel IF/Baseband Receiver Subsystem |
| 页数 / 页 | 28 / 5 — DIGITAL INPUTS AND OUTPUTS. The. denotes the specifi cations which apply … |
| 文件格式/大小 | PDF / 355 Kb |
| 文件语言 | 英语 |
DIGITAL INPUTS AND OUTPUTS. The. denotes the specifi cations which apply over the full operating
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LTM9002
DIGITAL INPUTS AND OUTPUTS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Logic Inputs (AMPSHDN)
VIL Low Level Input Voltage l 0.8 V VIH High Level Input Voltage l 2.4 V IIL Input Low Current AMPSHDN = 0.8V l 0.5 μA IIH Input High Current AMPSHDN = 2.4V l 1.4 3 μA
Logic Outputs OVDD = 3V
COZ Hi-Z Output Capacitance OE = 3V (Note 6) 3 pF ISOURCE Output Source Current VOUT = 0V 50 mA ISINK Output Sink Current VOUT = 3V 50 mA VOH High Level Output Voltage IO = –10μA 2.995 V IO = –200μA l 2.7 2.99 V VOL Low Level Output Voltage IO = 10μA 0.005 V IO = 1.6mA l 0.09 0.4 V
OVDD = 2.5V
VOH High Level Output Voltage IO = –200μA 2.49 V VOL Low Level Output Voltage IO = 1.6mA 0.09 V
OVDD = 1.8V
VOH High Level Output Voltage IO = –200μA 1.79 V VOL Low Level Output Voltage IO = 1.6mA 0.1 V
The POWER REQUIREMENTS
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 7) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Amplifi er and Auxiliary DAC l 2.85 3.0 3.4 V Operating Supply Range VDD ADC Analog Supply Voltage l 2.85 3.0 3.5 V OVDD Output Supply Voltage l 0.5 3.0 3.6 V ICC Amplifi er DAC Powered Up, Both Amplifi ers Enabled, LTM9002-AA l 180 207 mA Both Amplifi ers Enabled, LTM9002-LA l 90 120 mA ICC(SHDN) Amplifi er Shutdown Supply Current AMPSHDN = 3V, DAC Powered Down 0.7 mA IDD(ADC) ADC Supply Current LTM9002-AA l 263 313 mA LTM9002-LA l 140 159 mA PD(SHDN) ADC Shutdown Power (Each Channel) ADCSHDN = AMPSHDN = 3V, OE = 3V, No CLK 2 mW PD(NAP) ADC Nap Mode Power (Each Channel) ADCSHDN = AMPSHDN = 3V, OE = 0V, No CLK 15 mW PD(AMP) Amplifi er Power Dissipation DAC Powered Up, LTM9002-AA 540 mW LTM9002-LA 270 mW PD(ADC) ADC Power Dissipation LTM9002-AA l 790 939 mW LTM9002-LA l 420 477 mW PD(TOTAL) Total Power Dissipation fSAMPLE = MAX, LTM9002-AA 1329 mW fSAMPLE = MAX, LTM9002-LA 690 mW 9002f 5
DIGITAL INPUTS AND OUTPUTS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Logic Inputs (AMPSHDN)
VIL Low Level Input Voltage l 0.8 V VIH High Level Input Voltage l 2.4 V IIL Input Low Current AMPSHDN = 0.8V l 0.5 μA IIH Input High Current AMPSHDN = 2.4V l 1.4 3 μA
Logic Outputs OVDD = 3V
COZ Hi-Z Output Capacitance OE = 3V (Note 6) 3 pF ISOURCE Output Source Current VOUT = 0V 50 mA ISINK Output Sink Current VOUT = 3V 50 mA VOH High Level Output Voltage IO = –10μA 2.995 V IO = –200μA l 2.7 2.99 V VOL Low Level Output Voltage IO = 10μA 0.005 V IO = 1.6mA l 0.09 0.4 V
OVDD = 2.5V
VOH High Level Output Voltage IO = –200μA 2.49 V VOL Low Level Output Voltage IO = 1.6mA 0.09 V
OVDD = 1.8V
VOH High Level Output Voltage IO = –200μA 1.79 V VOL Low Level Output Voltage IO = 1.6mA 0.1 V
The POWER REQUIREMENTS
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 7) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Amplifi er and Auxiliary DAC l 2.85 3.0 3.4 V Operating Supply Range VDD ADC Analog Supply Voltage l 2.85 3.0 3.5 V OVDD Output Supply Voltage l 0.5 3.0 3.6 V ICC Amplifi er DAC Powered Up, Both Amplifi ers Enabled, LTM9002-AA l 180 207 mA Both Amplifi ers Enabled, LTM9002-LA l 90 120 mA ICC(SHDN) Amplifi er Shutdown Supply Current AMPSHDN = 3V, DAC Powered Down 0.7 mA IDD(ADC) ADC Supply Current LTM9002-AA l 263 313 mA LTM9002-LA l 140 159 mA PD(SHDN) ADC Shutdown Power (Each Channel) ADCSHDN = AMPSHDN = 3V, OE = 3V, No CLK 2 mW PD(NAP) ADC Nap Mode Power (Each Channel) ADCSHDN = AMPSHDN = 3V, OE = 0V, No CLK 15 mW PD(AMP) Amplifi er Power Dissipation DAC Powered Up, LTM9002-AA 540 mW LTM9002-LA 270 mW PD(ADC) ADC Power Dissipation LTM9002-AA l 790 939 mW LTM9002-LA l 420 477 mW PD(TOTAL) Total Power Dissipation fSAMPLE = MAX, LTM9002-AA 1329 mW fSAMPLE = MAX, LTM9002-LA 690 mW 9002f 5