Datasheet

LTC6252/LTC6253/LTC6254
10
625234fc
TYPICAL PERFORMANCE CHARACTERISTICS
Open Loop Gain and Phase
vs Frequency
Gain vs Frequency (A
V
= 1)
Gain vs Frequency (A
V
= 2)
Gain Bandwidth and Phase
Margin vs Supply Voltage
Open Loop Gain
Output Short-Circuit Current
vs Supply Voltage
Open Loop Gain
Output Saturation Voltage
vs Load Current (Output Low)
Output Saturation Voltage
vs Load Current (Output High)
LOAD CURRENT (mA)
OUTPUT HIGH SATURATION VOLTAGE (V)
625234 G22
10
1
0.1
0.01
0.01 10 10010.1
T
A
= 125°C
T
A
= 25°C
V
S
= ±2.5V
T
A
= –55°C
LOAD CURRENT (mA)
OUTPUT HIGH SATURATION VOLTAGE (V)
625234 G23
10
1
0.1
0.01
0.01 10 10010.1
T
A
= 125°C
V
S
= ±2.5V
T
A
= –55°C
T
A
= 25°C
TOTAL SUPPLY VOLTAGE (±V)
1.25
OUTPUT SHORT-CIRCUIT CURRENT (mA)
160
120
80
40
0
–40
–80
–120
–160
1.751.5
625234 G24
2.52 2.25
T
A
= 125°C
T
A
= 125°C
T
A
= –55°C
T
A
= –55°C
T
A
= 25°C
T
A
= 25°C
SINK
SOURCE
PULSE TESTED
OUTPUT VOLTAGE (V)
R
L
= 100Ω TO MID SUPPLY
V
S
= 5V, 0V
T
A
= 25°C
R
L
= 1k TO GND
R
L
= 1k TO MID SUPPLY
R
L
= 100Ω TO GND
0
INPUT OFFSET VOLTAGE (µV)
500
400
300
200
100
0
–100
–200
–300
–400
–500
2.5 3.5
625234 G25
54 4.521.510.5 3
OUTPUT VOLTAGE (V)
0
INPUT OFFSET VOLTAGE (µV)
1600
1400
600
800
1000
1200
400
200
0
–200
–400
–600
2.5
625234 G26
21.510.5
R
L
= 1k TO MID SUPPLY
V
S
= 2.7V, 0V
T
A
= 25°C
R
L
= 1k TO GND
R
L
= 100Ω TO MID SUPPLY
R
L
= 100Ω TO GND
FREQUENCY (MHz)
GAIN (dB)
625234 G27
2
0
–8
–6
–2
–4
–10
0.01 10 100 100010.1
V
S
= ±2.5V
T
A
= 25°C
R
L
= 1k
FREQUENCY (MHz)
GAIN (dB)
625234 G28
10
8
–4
–2
2
0
6
4
–6
0.01 10 100 100010.1
V
S
= ±2.5V
T
A
= 25°C
R
L
= 1k
R
F
= R
G
= 500
FREQUENCY (Hz)
GAIN (dB)
PHASE (DEG)
625234 G29
75
5
15
25
35
45
55
65
–5
120
30
45
60
75
90
105
15
0
300k 100M 1G10M1M
GAIN
T
A
= 25°C
R
L
= 1k
PHASE
V
S
= ±2.5V
V
S
= ±1.35V
V
S
= ±2.5V
V
S
= ±1.35V
TOTAL SUPPLY VOLTAGE (V)
2.5
GAIN BANDWIDTH (MHz)
PHASE MARGIN (DEG)
900
850
800
750
700
650
600
550
500
70
60
50
40
30
20
10
0
–10
3 3.5 4.5
625234 G30
5 5.254
T
A
= 25°C
R
L
= 1k
PHASE MARGIN
GAIN BANDWIDTH PRODUCT