AD8538 Analog Devices, AD8538 Datasheet - Page 17

• Manufacturer Part Number: AD8538
• Description: Low Power, Precision, Auto-Zero Op Amp (5-lead TSOT-23)
• Manufacturer: Analog Devices

Specifications of AD8538

• -3db Bandwidth: 430kHz
• Slew Rate: 0.4V/µs
• Vos: 5µV
• Ib: 15pA
• # Opamps Per Pkg: 1
• Input Noise (nv/rthz): 50nV/rtHz
• Vcc-vee: 2.7V to 5.5V
• Isy Per Amplifier: 180µA
• Packages: SOIC,SOT

100
–0.2
–0.4
–0.6
–0.8
1k
10
0.8
0.6
0.4
0.2
100
0
–5
Figure 53. AD8539 0.1 Hz to 10 Hz Input Voltage Noise
AD8539
V
SY
AD8539
V
A
SY
V
= ±2.5V
= 1M
–4
= 5V
Figure 52. AD8539 Voltage Noise Density
–3
–2
1k
FREQUENCY (Hz)
–1
TIME (1s/DIV)
0
1
10k
2
3
4
100k
5
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–100
–120
–140
–160
–20
–40
–60
–80
0
100
Figure 55. AD8539 Channel Separation vs. Frequency
AD8539
V
INPUT VOLTAGE
SY
= ±2.5V
Figure 54. AD8539 No Phase Reversal
1k
TIME (200µs/DIV)
FREQUENCY (Hz)
VOLTAGE
OUTPUT
AD8538/AD8539
10k
AD8539
V
A
R
SY
V
L
= 10kΩ
= 1
= ±2.5V
100k