Datasheet AD790 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Fast, Precision Comparator |
| 页数 / 页 | 10 / 3 — AD790. SINGLE SUPPLY (Operation @ 25. C and +VS = VLOGIC = 5 V, –VS = 0 V … |
| 修订版 | E |
| 文件格式/大小 | PDF / 318 Kb |
| 文件语言 | 英语 |
AD790. SINGLE SUPPLY (Operation @ 25. C and +VS = VLOGIC = 5 V, –VS = 0 V unless otherwise noted.)1. AD790J/A. AD790K/B. AD790S
该数据表的模型线
文件文字版本
AD790 SINGLE SUPPLY (Operation @ 25
ⴗ
C and +VS = VLOGIC = 5 V, –VS = 0 V unless otherwise noted.)1 AD790J/A AD790K/B AD790S Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
RESPONSE CHARACTERISTIC 100 mV Step Propagation Delay, tPD 5 mV Overdrive 45 50 45 50 45 50 ns TMIN to TMAX 50/60 50/60 65 ns OUTPUT CHARACTERISTICS Output HIGH Voltage, VOH 1.6 mA Source 4.65 4.65 4.65 6.4 mA Source
4.3
4.45
4.3
4.45
4.3
4.45 V TMIN to TMAX 4.3
4.3 4.3
V Output LOW Voltage, VOL 1.6 mA Sink 0.35 0.35 0.35 V 6.4 mA Sink 0.44
0.5
0.44
0.5
0.44
0.5
V TMIN to TMAX 0.5
0.5 0.5
V INPUT CHARACTERISTICS Offset Voltage2 0.45
1.5
0.35
0.6
0.45
1.5
mV TMIN to TMAX 2.0
0.85 2.0
mV Hysteresis3 TMIN to TMAX 0.3 0.5 0.75
0.3
0.5
0.65 0.3
0.7
1.0
mV Bias Current Either Input 2.7 5 2.0
3.5
2.7
5
µA TMIN to TMAX 7
5 8
µA Offset Current 0.04
0.25
0.02
0.15
0.04
0.25
µA TMIN to TMAX 0.3
0.2 0.4
µA Power Supply Rejection Ratio DC 4.5 V≤V ≤ S 5.5 V
80
90
86
100
80
90 dB TMIN to TMAX 76/
76
88
82
93
76
85 dB Input Voltage Range Differential Voltage ⴞ
V
ⴞ ⴞ
S VS VS
V Common Mode 0 +VS–2 V 0 +VS–2 V 0 +VS–2 V V Input Impedance 20储2 20储2 20储2 MΩ储pF LATCH CHARACTERISTICS Latch Hold Time, tH 25 35 25 35 25 35 ns Latch Setup Time, tS 5 10 5 10 5 10 ns LOW Input Level, VIL TMIN to TMAX 0.8
0.8 0.8
V HIGH Input Level, VIH TMIN to TMAX 1.6
1.6 1.6
V Latch Input Current 2.3
5
2.3
3.5
2.3
5
µA TMIN to TMAX 7
5 8
µA SUPPLY CHARACTERISTICS Supply Voltage4 TMIN to TMAX 4.5 7
4.5 7 4.7 7
V Quiescent Current 10
12
10
12
10
12
mA Power Dissipation
60 60 60
mW TEMPERATURE RANGE Rated Performance TMIN to TMAX 0 to 70/–40 to +85 0 to 70/–40 to +85 –55 to +125 °C NOTES 1Pin 1 tied to Pin 8, and Pin 4 tied to Pin 6. 2Defined as the average of the input voltages at the low to high and high to low transition points. Refer to Figure 6. 3Defined as half the magnitude between the input voltages at the low to high and high to low transition points. Refer to Figure 6. 4–VS must not be connected above ground. All min and max specifications are guaranteed. Specifications shown in
boldface
are tested on all production units at final test. Specifications subject to change without notice. REV. E –3–
ⴗ
C and +VS = VLOGIC = 5 V, –VS = 0 V unless otherwise noted.)1 AD790J/A AD790K/B AD790S Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
RESPONSE CHARACTERISTIC 100 mV Step Propagation Delay, tPD 5 mV Overdrive 45 50 45 50 45 50 ns TMIN to TMAX 50/60 50/60 65 ns OUTPUT CHARACTERISTICS Output HIGH Voltage, VOH 1.6 mA Source 4.65 4.65 4.65 6.4 mA Source
4.3
4.45
4.3
4.45
4.3
4.45 V TMIN to TMAX 4.3
4.3 4.3
V Output LOW Voltage, VOL 1.6 mA Sink 0.35 0.35 0.35 V 6.4 mA Sink 0.44
0.5
0.44
0.5
0.44
0.5
V TMIN to TMAX 0.5
0.5 0.5
V INPUT CHARACTERISTICS Offset Voltage2 0.45
1.5
0.35
0.6
0.45
1.5
mV TMIN to TMAX 2.0
0.85 2.0
mV Hysteresis3 TMIN to TMAX 0.3 0.5 0.75
0.3
0.5
0.65 0.3
0.7
1.0
mV Bias Current Either Input 2.7 5 2.0
3.5
2.7
5
µA TMIN to TMAX 7
5 8
µA Offset Current 0.04
0.25
0.02
0.15
0.04
0.25
µA TMIN to TMAX 0.3
0.2 0.4
µA Power Supply Rejection Ratio DC 4.5 V≤V ≤ S 5.5 V
80
90
86
100
80
90 dB TMIN to TMAX 76/
76
88
82
93
76
85 dB Input Voltage Range Differential Voltage ⴞ
V
ⴞ ⴞ
S VS VS
V Common Mode 0 +VS–2 V 0 +VS–2 V 0 +VS–2 V V Input Impedance 20储2 20储2 20储2 MΩ储pF LATCH CHARACTERISTICS Latch Hold Time, tH 25 35 25 35 25 35 ns Latch Setup Time, tS 5 10 5 10 5 10 ns LOW Input Level, VIL TMIN to TMAX 0.8
0.8 0.8
V HIGH Input Level, VIH TMIN to TMAX 1.6
1.6 1.6
V Latch Input Current 2.3
5
2.3
3.5
2.3
5
µA TMIN to TMAX 7
5 8
µA SUPPLY CHARACTERISTICS Supply Voltage4 TMIN to TMAX 4.5 7
4.5 7 4.7 7
V Quiescent Current 10
12
10
12
10
12
mA Power Dissipation
60 60 60
mW TEMPERATURE RANGE Rated Performance TMIN to TMAX 0 to 70/–40 to +85 0 to 70/–40 to +85 –55 to +125 °C NOTES 1Pin 1 tied to Pin 8, and Pin 4 tied to Pin 6. 2Defined as the average of the input voltages at the low to high and high to low transition points. Refer to Figure 6. 3Defined as half the magnitude between the input voltages at the low to high and high to low transition points. Refer to Figure 6. 4–VS must not be connected above ground. All min and max specifications are guaranteed. Specifications shown in
boldface
are tested on all production units at final test. Specifications subject to change without notice. REV. E –3–