Datasheet LTC1047 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Dual Micropower Zero-Drift Operational Amplifier with Internal Capacitors |
| 页数 / 页 | 12 / 3 — ELECTRICAL CHARACTERISTICS The. denotes the specifications which apply … |
| 文件格式/大小 | PDF / 162 Kb |
| 文件语言 | 英语 |
ELECTRICAL CHARACTERISTICS The. denotes the specifications which apply over the full operating
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LTC1047
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. VS =
±
5V, unless otherwise noted. PARAMETER CONDlTlONS MIN TYP MAX UNITS
Slew Rate RL = 100k, CL = 50pF 0.2 V/µs Gain Bandwidth Product 200 kHz Supply Current/Amplifier No Load, 25°C ≤ TA ≤ 70°C 60 150 µA No Load, 0°C ≤ TA ≤ 25°C 80 275 µA Internal Sampling Frequency 680 Hz
Note 1:
Absolute Maximum Ratings are those values beyond which the life
Note 3:
These parameters are guaranteed by design. Thermocouple effects of a device may be impaired. preclude measurements of these voltage levels in high speed automatic
Note 2:
Connecting any terminal to voltages greater than V+ or less than V– test systems. VOS is measured to a limit determined by test equipment may cause destructive latch-up. It is recommended that no sources capability. operating from external supplies be applied prior to power-up of the
Note 4:
Current Noise is calculated from the formula: In = √2q • IB) where LTC1047. q = 1.6 • 10–19 Coulomb.
W U TYPICAL PERFOR A CE CHARACTERISTICS Supply Current vs Supply Current vs Supply Voltage Per Amplifier Temperature Per Amplifier
120 90 T V A = 25°C S = ±5V 100 80 A) A) µ µ ( S S 80 70 60 60 40 SUPPLY CURRENT, I SUPPLY CURRENT, I 50 20 0 40 4 6 8 10 12 14 16 –50 –25 0 25 50 75 100 125 TOTAL SUPPLY VOLTAGE, V+ TO V– (V) AMBIENT TEMPERATURE, TA (°C) LTC1047 • TPC02 LTC1047 • TPC03
Common Mode Input Range Output Short-Circuit Current vs Supply Voltage vs Supply Voltage
8 3 VCM = V– (mA) 6 OUT 2 VOUT = V– 4 ISOURCE 1 2 0 0 –2 V –4 OUT = V + ISINK COMMON MODE RANGE (V) –4 –8 –6 –8 SHORT CIRCUIT OUTPUT CURRENT, I –12 0 1 2 3 4 5 6 7 8 4 6 8 10 12 14 16 SUPPLY VOLTAGE (±V) TOTAL SUPPLY VOLTAGE, V+ TO V– (V) LTC1047 • TPC04 LTC1047 • TPC05 1047fa 3
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. VS =
±
5V, unless otherwise noted. PARAMETER CONDlTlONS MIN TYP MAX UNITS
Slew Rate RL = 100k, CL = 50pF 0.2 V/µs Gain Bandwidth Product 200 kHz Supply Current/Amplifier No Load, 25°C ≤ TA ≤ 70°C 60 150 µA No Load, 0°C ≤ TA ≤ 25°C 80 275 µA Internal Sampling Frequency 680 Hz
Note 1:
Absolute Maximum Ratings are those values beyond which the life
Note 3:
These parameters are guaranteed by design. Thermocouple effects of a device may be impaired. preclude measurements of these voltage levels in high speed automatic
Note 2:
Connecting any terminal to voltages greater than V+ or less than V– test systems. VOS is measured to a limit determined by test equipment may cause destructive latch-up. It is recommended that no sources capability. operating from external supplies be applied prior to power-up of the
Note 4:
Current Noise is calculated from the formula: In = √2q • IB) where LTC1047. q = 1.6 • 10–19 Coulomb.
W U TYPICAL PERFOR A CE CHARACTERISTICS Supply Current vs Supply Current vs Supply Voltage Per Amplifier Temperature Per Amplifier
120 90 T V A = 25°C S = ±5V 100 80 A) A) µ µ ( S S 80 70 60 60 40 SUPPLY CURRENT, I SUPPLY CURRENT, I 50 20 0 40 4 6 8 10 12 14 16 –50 –25 0 25 50 75 100 125 TOTAL SUPPLY VOLTAGE, V+ TO V– (V) AMBIENT TEMPERATURE, TA (°C) LTC1047 • TPC02 LTC1047 • TPC03
Common Mode Input Range Output Short-Circuit Current vs Supply Voltage vs Supply Voltage
8 3 VCM = V– (mA) 6 OUT 2 VOUT = V– 4 ISOURCE 1 2 0 0 –2 V –4 OUT = V + ISINK COMMON MODE RANGE (V) –4 –8 –6 –8 SHORT CIRCUIT OUTPUT CURRENT, I –12 0 1 2 3 4 5 6 7 8 4 6 8 10 12 14 16 SUPPLY VOLTAGE (±V) TOTAL SUPPLY VOLTAGE, V+ TO V– (V) LTC1047 • TPC04 LTC1047 • TPC05 1047fa 3