ALD1721EDA ALD [Advanced Linear Devices], ALD1721EDA Datasheet
ALD1721EDA
Related parts for ALD1721EDA
ALD1721EDA Summary of contents
Page 1
... Sensor compensation circuits • Precision gain amplifiers • Periodic In-system calibration • System output level shifter PIN CONFIGURATION VE1 -IN +IN - +125 8-Pin CERDIP Package ALD1721EDA * N/C Pin is internally connected. Do not connect externally. www.aldinc.com EPAD ALD1721E 1 8 VE2 ...
Page 2
FUNCTIONAL DESCRIPTION The ALD1721E uses EPADs as in-circuit elements for trim- ming of offset voltage bias characteristics. Each ALD1721E has a pair of EPAD-based circuits connected such that one circuit is used to adjust V in one direction and the ...
Page 3
ABSOLUTE MAXIMUM RATINGS + Supply voltage, V Differential input voltage range Power dissipation Operating temperature range SAL, PAL packages DA package Storage temperature range Lead temperature, 10 seconds CAUTION: ESD Sensitive Device. Use static control procedures in ESD controlled environment. ...
Page 4
OPERATING ELECTRICAL CHARACTERISTICS (cont' 2.5V unless otherwise specified A S Parameter Symbol Supply Current I S Power Dissipation P D Input Capacitance C IN Maximum Load Capacitance C L Equivalent Input Noise Voltage ...
Page 5
OPERATING ELECTRICAL CHARACTERISTICS (cont' 2.5V - +125 C unless otherwise specified S A Parameter Symbol Initial Input offset Voltage Input Offset Current I OS Input Bias Current I B Initial Power Supply PSRR ...
Page 6
DEFINITIONS AND DESIGN NOTES: 1. Initial Input Offset Voltage is the initial offset voltage of the ALD1721E operational amplifier when shipped from the factory. The device has been pre-programmed and tested for program- mability. 2. Offset Voltage Program Range is ...
Page 7
TYPICAL PERFORMANCE CHARACTERISTICS OPEN LOOP VOLTAGE GAIN AS A FUNCTION OF SUPPLY VOLTAGE AND TEMPERATURE 1000 100 10 - SUPPLY VOLTAGE (V) INPUT BIAS CURRENT AS A FUNCTION OF AMBIENT TEMPERATURE 1000 V = ...
Page 8
TYPICAL PERFORMANCE CHARACTERISTICS COMMON MODE INPUT VOLTAGE RANGE AS A FUNCTION OF SUPPLY VOLTAGE SUPPLY VOLTAGE (V) LARGE - SIGNAL TRANSIENT RESPONSE ...
Page 9
TYPICAL PERFORMANCE CHARACTERISTICS TWO EXAMPLES OF EQUIVALENT INPUT OFFSET VOLTAGE DUE TO 500 400 300 200 100 0 0 THREE EXAMPLES OF EQUIVALENT INPUT OFFSET VOLTAGE DUE TO CHANGE IN COMMON MODE VOLTAGE vs. COMMON MODE VOLTAGE 500 400 300 ...
Page 10
TYPICAL PERFORMANCE CHARACTERISTICS APPLICATION SPECIFIC / IN-SYSTEM PROGRAMMING Examples of applications where accumulated total input offset voltage from various contributing sources is minimized under different sets of user-specified operating conditions 2500 2000 1500 V BUDGET AFTER OS 1000 EPAD PROGRAMMING ...
Page 11
ALD1721E SOIC-8 PACKAGE DRAWING 8 Pin Plastic SOIC Package E Dim D ø ø Advanced ...
Page 12
ø ALD1721E PDIP-8 PACKAGE DRAWING 8 Pin Plastic DIP Package Dim D ...
Page 13
ALD1721E CERDIP-8 PACKAGE DRAWING 8 Pin CERDIP Package Dim D ...