SINGLE SUPPLY
AD790J/A AD790K/B AD790S
Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
RESPONSE CHARACTERISTIC 100 mV Step
Propagation Delay, t
PD
5 mV Overdrive 45 50 45 50 45 50 ns
T
MIN
to T
MAX
50/60 50/60 65 ns
OUTPUT CHARACTERISTICS
Output HIGH Voltage, V
OH
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
T
MIN
to T
MAX
4.3 4.3 4.3 V
Output LOW Voltage, V
OL
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
T
MIN
to T
MAX
0.5 0.5 0.5 V
INPUT CHARACTERISTICS
Offset Voltage
2
0.45 1.5 0.35 0.6 0.45 1.5 mV
T
MIN
to T
MAX
2.0 0.85 2.0 mV
Hysteresis
3
T
MIN
to T
MAX
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
T
MIN
to T
MAX
7 58µA
Offset Current 0.04 0.25 0.02 0.15 0.04 0.25 µA
T
MIN
to T
MAX
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
T
MIN
to T
MAX
76/76 88 82 93 76 85 dB
Input Voltage Range
Differential Voltage ⴞV
S
ⴞV
S
ⴞV
S
V
Common Mode 0 +V
S
–2 V 0 +V
S
–2 V 0 +V
S
–2 V V
Input Impedance 20储220储220储2MΩ储pF
LATCH CHARACTERISTICS
Latch Hold Time, t
H
25 35 25 35 25 35 ns
Latch Setup Time, t
S
510 510 510 ns
LOW Input Level, V
IL
T
MIN
to T
MAX
0.8 0.8 0.8 V
HIGH Input Level, V
IH
T
MIN
to T
MAX
1.6 1.6 1.6 V
Latch Input Current 2.3 5 2.3 3.5 2.3 5 µA
T
MIN
to T
MAX
7 58µA
SUPPLY CHARACTERISTICS
Supply Voltage
4
T
MIN
to T
MAX
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 T
MIN
to T
MAX
0 to 70/–40 to +85 0 to 70/–40 to +85 –55 to +125 °C
NOTES
1
Pin 1 tied to Pin 8, and Pin 4 tied to Pin 6.
2
Defined as the average of the input voltages at the low to high and high to low transition points. Refer to Figure 6.
3
Defined as half the magnitude between the input voltages at the low to high and high to low transition points. Refer to Figure 6.
4
–V
S
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.
AD790
REV.
–3–
(Operation @ 25ⴗC and +V
S
= V
LOGIC
= 5 V, –V
S
= 0 V unless otherwise noted.)
1