|
LMH7220_0805 Datasheet, PDF (3/20 Pages) National Semiconductor (TI) – High Speed Comparator with LVDS Output | |||
|
◁ |
Symbol
Parameter
Conditions
tPDLH
tOD-disp
tSR-disp
tCM-disp
ÎtPDLH
ÎtPDHL
tr
tf
Propagation Delay
tPDLH = (tPDH + tPDL ) / 2
(see figure 3 application note)
Input SR = Constant
VID start value = â100 mV
Input Overdrive Dispersion
Overdrive 20 mV
Overdrive 50 mV
Overdrive 100 mV
Overdrive 1V
@Overdrive 20 - 100 mV
@Overdrive 100 mV - 1V
Input Slew Rate Dispersion
0.05 V/ns to 1 V/ns
Overdrive 100 mV
Input Common Mode dispersion SR = 4 V/ns; Overdrive 100 mV
VCM = 0 to 10V
Q to Q Time Skew
| tPDH - tPDL | (Note 8)
Overdrive = 100 mV; CL = 2 pF
Q to Q Time Skew
| tPDL - tPDH | (Note 8)
Overdrive = 100 mV; CL = 2 pF
Output Rise Time (20% - 80%) (Note Overdrive = 100 mV; CL = 2 pF
9)
Output Fall Time (20% - 80%) (Note Overdrive = 100 mV; CL = 2 pF
9)
Min
(Note 6)
Typ
(Note 5)
3.56
2.98
2.7
2.24
Max
(Note 6)
7
0.86
0.46
0.24
Units
ns
ns
ns
0.55
ns
0
ns
0.06
ns
0.56
ns
0.49
ns
+5V DC Electrical Characteristics
Unless otherwise specified, all limits guaranteed for TJ = 25°C, VCM = 300 mV, â50 mV < VID < +50 mV and RL = 100â¦. Bold-
face limits apply at the temperature extremes. (Note 6)
Symbol
Parameter
Conditions
Min
Typ
Max
(Note 6) (Note 5) (Note 6)
Units
IB
Input Bias Current
VIN Differential = 0
â5
â1.5
â0.5
µA
â7
IOS
TC IOS
VOS
TC VOS
VRI
CMRR
PSRR
Input Offset Current
Input Offset Current TC
Input Offset Voltage
Input Offset Voltage TC
Input Voltage Range
Common-Mode Rejection Ratio
Power Supply Rejection Ratio
VIN Differential = 0
VIN Differential = 0
CMRR > 50 dB
VCM = 0 to VCCâ2.2V
â500
â9.5
â0.2
60
63
±2
± 50
70
74
+500
+9.5
VCCâ2
nA
nA/°C
mV
μV/°C
V
dB
dB
AV
VO
ÎVO
VOH
VOL
VOD
ÎVOD
ISC
IS
Open Loop Gain
Output Offset Voltage
VIN Differential = 50 mV
VO Change Between â0â and â1â
VIN Differential = ±50 mV
Output Voltage High
VIN Differential = 50 mV
Output Voltage Low
VIN Differential = 50 mV
Output Voltage Differential
VIN Differential = 50 mV
VOD Change between â0â to â1â
VIN Differential = ±50 mV
Short Circuit Current Output to GND OUT Q to GND Pin
Pin (Note 4)
VIN Differential = 50 mV
OUT Q to GND Pin
VIN Differential = 50 mV
Output Shorted Together (Note 4) OUT Q to OUT Q
VIN Differential = 50 mV
Supply Current
Load Current Excluded
VIN Differential = 50 mV
59
dB
1125
1217
1325
mV
â25
+25
mV
1380
1475
mV
925
1060
mV
250
320
400
mV
â25
+25
mV
5
5
mA
5
6.8
9
12.6
mA
3
www.national.com
|
▷ |