Datasheet AD8611, AD8612 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | Ultrafast, 4 ns Single-Supply Comparators |
| 页数 / 页 | 20 / 4 — AD8611/AD8612. Data Sheet. Table 2. Parameter. Symbol. Test … |
| 修订版 | B |
| 文件格式/大小 | PDF / 317 Kb |
| 文件语言 | 英语 |
AD8611/AD8612. Data Sheet. Table 2. Parameter. Symbol. Test Conditions/Comments. Min. Typ. Max. Unit
该数据表的模型线
文件文字版本
AD8611/AD8612 Data Sheet
V+ = 3.0 V, V− = VGND = 0 V, TA = 25°C, unless otherwise noted.
Table 2. Parameter Symbol Test Conditions/Comments Min Typ Max Unit
INPUT CHARACTERISTICS Offset Voltage VOS 1 7 mV Input Bias Current IB VCM = 0 V −6 −4.0 μA IB −40°C ≤ TA ≤ +85°C −7 −4.5 μA Input Common-Mode Voltage Range VCM 0 1.0 V Common-Mode Rejection Ratio CMRR 0 V ≤ VCM ≤ 1.0 V 55 dB OUTPUT CHARACTERISTICS Output High Voltage VOH IOH = −3.2 mA, VIN > 250 mV 1.21 V Output Low Voltage VOL IOL = +3.2 mA, VIN > 250 mV 0.3 V LATCH ENABLE INPUT Not functional if VCC < 4.3 V POWER SUPPLY Power Supply Rejection Ratio PSRR 2.7 V ≤ V+ ≤ 6 V 46 dB Supply Currents VO = 0 V, RL = ∞ V+ Supply Current2 I+ −40°C ≤ TA ≤ +85°C 4.5 6.5 mA 10 mA Ground Supply Current2 IGND −40°C ≤ TA ≤ +85°C 2.5 3.5 mA 5.5 mA V– Supply Current2 I− 2 3.5 mA −40°C ≤ TA ≤ +85°C 4.8 mA DYNAMIC PERFORMANCE Propagation Delay tP 100 mV step with 20 mV overdrive3 4.5 6.5 ns 1 Output high voltage without pull-up resistor. It can be useful to have a pull-up resistor to V+ for 3 V operation. 2 Per comparator. 3 Guaranteed by design. Rev. B | Page 4 of 20 Document Outline FEATURES APPLICATIONS PIN CONFIGURATIONS GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION OPTIMIZING HIGH SPEED PERFORMANCE UPGRADING THE LT1394 AND LT1016 MAXIMUM INPUT FREQUENCY AND OVERDRIVE OUTPUT LOADING CONSIDERATIONS USING THE LATCHTO MAINTAIN A CONSTANT OUTPUT INPUT STAGE AND BIAS CURRENTS USING HYSTERESIS CLOCK TIMING RECOVERY A 5 V, HIGH SPEED WINDOW COMPARATOR OUTLINE DIMENSIONS ORDERING GUIDE
V+ = 3.0 V, V− = VGND = 0 V, TA = 25°C, unless otherwise noted.
Table 2. Parameter Symbol Test Conditions/Comments Min Typ Max Unit
INPUT CHARACTERISTICS Offset Voltage VOS 1 7 mV Input Bias Current IB VCM = 0 V −6 −4.0 μA IB −40°C ≤ TA ≤ +85°C −7 −4.5 μA Input Common-Mode Voltage Range VCM 0 1.0 V Common-Mode Rejection Ratio CMRR 0 V ≤ VCM ≤ 1.0 V 55 dB OUTPUT CHARACTERISTICS Output High Voltage VOH IOH = −3.2 mA, VIN > 250 mV 1.21 V Output Low Voltage VOL IOL = +3.2 mA, VIN > 250 mV 0.3 V LATCH ENABLE INPUT Not functional if VCC < 4.3 V POWER SUPPLY Power Supply Rejection Ratio PSRR 2.7 V ≤ V+ ≤ 6 V 46 dB Supply Currents VO = 0 V, RL = ∞ V+ Supply Current2 I+ −40°C ≤ TA ≤ +85°C 4.5 6.5 mA 10 mA Ground Supply Current2 IGND −40°C ≤ TA ≤ +85°C 2.5 3.5 mA 5.5 mA V– Supply Current2 I− 2 3.5 mA −40°C ≤ TA ≤ +85°C 4.8 mA DYNAMIC PERFORMANCE Propagation Delay tP 100 mV step with 20 mV overdrive3 4.5 6.5 ns 1 Output high voltage without pull-up resistor. It can be useful to have a pull-up resistor to V+ for 3 V operation. 2 Per comparator. 3 Guaranteed by design. Rev. B | Page 4 of 20 Document Outline FEATURES APPLICATIONS PIN CONFIGURATIONS GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION OPTIMIZING HIGH SPEED PERFORMANCE UPGRADING THE LT1394 AND LT1016 MAXIMUM INPUT FREQUENCY AND OVERDRIVE OUTPUT LOADING CONSIDERATIONS USING THE LATCHTO MAINTAIN A CONSTANT OUTPUT INPUT STAGE AND BIAS CURRENTS USING HYSTERESIS CLOCK TIMING RECOVERY A 5 V, HIGH SPEED WINDOW COMPARATOR OUTLINE DIMENSIONS ORDERING GUIDE