ISL28274FAZ Intersil, ISL28274FAZ Datasheet - Page 6

• Manufacturer Part Number: ISL28274FAZ
• Description: IC INSTR/OP AMP RRIO SGL 16-QSOP
• Manufacturer: Intersil

Specifications of ISL28274FAZ

• Amplifier Type: Instrumentation
• Number Of Circuits: 2
• Output Type: Rail-to-Rail
• Slew Rate: 0.5 V/µs
• Gain Bandwidth Product: 6MHz
• Current - Input Bias: 10pA
• Voltage - Input Offset: 35µV
• Current - Supply: 120µA
• Current - Output / Channel: 31mA
• Voltage - Supply, Single/dual (±): 2.4 V ~ 5 V, ±1.2 V ~ 2.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• -3db Bandwidth: -

Typical Performance Curves
FIGURE 7. AMPLIFIER “A” (IN-AMP) PSRR vs FREQUENCY
FIGURE 11. AMPLIFIER “B” (OP-AMP) FREQUENCY
FIGURE 9. AMPLIFIER “A” (IN-AMP) INPUT CURRENT
+1
-1
-2
-3
-4
-5
-6
-7
0
8
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
120
100
1k
80
60
40
20
0
V
A
C
R
10
1
OUT
V
L
F
= 1
= 3pF
= 0/R
A
= 50mV
NOISE SPECTRAL DENSITY
RESPONSE vs SUPPLY VOLTAGE
V
G
= 100
= INF
100
10
10k
P-P
V
A
+
V
V
, V
+
R
FREQUENCY (Hz)
R
, V
= 100
L
FREQUENCY (Hz)
-
L
FREQUENCY (Hz)
= ±2.5V
= 1k
1k
-
100
= 10k
= ±2.5V
PSRR-
6
100k
10k
1k
PSRR+
V
V
100k
V
+
+
, V
+
1M
R
R
, V
10k
= +5V, V
L
-
L
-
= ±1.2V
= 1k
= 10k
= ±1.2V
ISL28274, ISL28474
1M
-
5M
= GND, VCM = 1/2V
100k
FIGURE 10. AMPLIFIER “A” (IN-AMP) 0.1Hz TO 10Hz INPUT
FIGURE 12. AMPLIFIER “B” (OP-AMP) FREQUENCY
FIGURE 8. AMPLIFIER “A” (IN-AMP) INPUT VOLTAGE NOISE
+
45
40
35
30
25
20
15
10
, T
700
600
500
400
300
200
100
5
0
0
100
A
= +25°C, unless otherwise specified. (Continued)
1
A
R
C
R
R
V
L
L
F
G
= 100
= 10kΩ
= 3pF
= 100kΩ
= 1kΩ
SPECTRAL DENSITY
VOLTAGE NOISE
RESPONSE vs SUPPLY VOLTAGE
10
1k
A
V
FREQUENCY (Hz)
= 100
FREQUENCY (Hz)
V
100
+
TIME (1s/DIV)
, V
10k
-
= ±1.0V
1k
V
+
, V
100k
-
V
= ±2.5V
+
, V
10k
-
= ±1.2V
May 14, 2009
FN6345.3
1M
100k