AD5252BRUZ1-RL7 Analog Devices Inc, AD5252BRUZ1-RL7 Datasheet
AD5252BRUZ1-RL7
Specifications of AD5252BRUZ1-RL7
Related parts for AD5252BRUZ1-RL7
AD5252BRUZ1-RL7 Summary of contents
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FEATURES AD5251: Dual 64-position resolution AD5252: Dual 256-position resolution 1 kΩ, 10 kΩ, 50 kΩ, 100 kΩ 1 Nonvolatile memory stores wiper setting w/write protection Power-on refreshed with EEMEM settings in 300 μs typ EEMEM rewrite time = 540 μs ...
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AD5251/AD5252 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 General Description ......................................................................... 1 Functional Block Diagram .............................................................. 1 Revision History ............................................................................... 2 Electrical Characteristics ................................................................. 3 1 kΩ Version .................................................................................. 3 10 kΩ, 50 kΩ, 100 kΩ Versions .................................................. ...
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ELECTRICAL CHARACTERISTICS 1 kΩ VERSION ± 10 ± 10 Table 1. Parameter DC CHARACTERISTICS— RHEOSTAT MODE Resolution 2 Resistor Differential Nonlinearity Resistor Nonlinearity 2 Nominal ...
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AD5251/AD5252 Parameter DIGITAL INPUTS AND OUTPUTS Input Logic High Input Logic Low Output Logic High (SDA) Output Logic Low (SDA) WP Leakage Current A0 Leakage Current Input Leakage Current (Other than WP and A0) 5 Input Capacitance POWER SUPPLIES Single-Supply ...
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VERSIONS ± 10 ± 10 Table 2. Parameter Symbol DC CHARACTERISTICS— RHEOSTAT MODE Resolution N 2 Resistor Differential Nonlinearity ...
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AD5251/AD5252 Parameter Symbol POWER SUPPLIES Single-Supply Power Range V DD Dual-Supply Power Range V DD Positive Supply Current I DD Negative Supply Current I SS EEMEM Data Storing Mode I DD_STORE Current EEMEM Data Restoring Mode I DD_RESTORE 6 Current ...
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INTERFACE TIMING CHARACTERISTICS All input control voltages are specified with t characteristics are measured using both V Table 3. Interface Timing and EEMEM Reliability Characteristics (All Parts) Parameter INTERFACE TIMING SCL Clock Frequency t Bus-Free Time Between Stop and Start ...
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AD5251/AD5252 ABSOLUTE MAXIMUM RATINGS T = 25°C, unless otherwise noted. A Table 4. Parameter V to GND GND GND Maximum Current I ...
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PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Table 5. Pin Function Descriptions Pin No. Mnemonic Description 1 V Positive Power Supply Pin. Connect +2 for single supply or ±2.7 V for dual supply, where ...
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AD5251/AD5252 TYPICAL PERFORMANCE CHARACTERISTICS 1.0 0.8 0 –40°C, +25°C, +85°C, +125°C A 0.4 0.2 0 –0.2 –0.4 –0.6 –0.8 –1 128 160 CODE (Decimal) Figure 3. R-INL vs. Code 1.0 0 –40°C, ...
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DATA = 0x00 200 25°C 180 A 160 140 120 V = 5.5V DD 100 T = 25° (V) BIAS ...
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AD5251/AD5252 0 –6 0x80 –12 0x40 –18 0x20 –24 0x10 –30 0x08 –36 0x04 –42 0x02 –48 0x01 –54 –60 10 100 1k 10k FREQUENCY (Hz) Figure 15. AD5252 Gain vs. Frequency vs. Code 0x80 –6 0x40 –12 ...
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R = 1kΩ 25° 10kΩ 50kΩ 100kΩ CODE ...
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AD5251/AD5252 INTERFACE SCL SDA INTERFACE GENERAL DESCRIPTION FROM MASTER TO SLAVE FROM SLAVE TO MASTER S = START CONDITION P = STOP CONDITION A = ACKNOWLEDGE ...
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I C INTERFACE DETAIL DESCRIPTION FROM MASTER TO SLAVE FROM SLAVE TO MASTER S = START CONDITION P = STOP CONDITION A = ACKNOWLEDGE (SDA LOW NOT ACKNOWLEDGE (SDA HIGH) R/W = READ ENABLE AT HIGH AND ...
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AD5251/AD5252 RDAC/EEMEM Write Setting the wiper position requires an RDAC write operation. The single write operation is shown in Figure 27, and the consecutive write operation is shown in Figure 28. In the consecutive write operation, if the RDAC is ...
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SLAVE ADDRESS 1 READ Figure 29. RDAC Current Read (Restricted to Previously Selected Address Stored in the Register) S SLAVE ADDRESS 0 A INSTRUCTION AND ADDRESS ...
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AD5251/AD5252 RDAC/EEMEM Quick Commands The AD5251/AD5252 feature 12 quick commands that facilitate easy manipulation of RDAC wiper settings and provide RDAC- to-EEMEM storing and restoring functions. The command format is shown in Figure 31, and the command descriptions are shown ...
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Table 10. Address Table for Reading Tolerance (CMD/ REG = 0, EE/ RDAC = ...
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AD5251/AD5252 2 I C-COMPATIBLE 2-WIRE SERIAL BUS 1 SCL AD1 AD0 R SDA START BY FRAME 1 MASTER SLAVE ADDRESS BYTE 1 SCL SDA 0 START BY MASTER The first byte of the AD5251/AD5252 is ...
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THEORY OF OPERATION The AD5251/AD5252 are dual-channel digital potentiometers in 1 kΩ, 10 kΩ, 50 kΩ, or 100 kΩ that allow 64/256 linear resistance step adjustments. The AD5251/AD5252 employ double-gate CMOS EEPROM technology, which allows resistance settings and user-defined data ...
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AD5251/AD5252 DIGITAL INPUT/OUTPUT CONFIGURATION SDA is a digital input/output with an open-drain MOSFET that requires a pull-up resistor for proper communication. On the other hand, SCL and WP are digital inputs for which pull-up resistors are recommended to minimize the ...
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LAYOUT AND POWER SUPPLY BIASING It is always a good practice to employ a compact, minimum lead-length layout design. The leads to the input should be as direct as possible, with a minimum conductor length. Ground paths should have low ...
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AD5251/AD5252 100 (Code in Decimal) Figure 42. AD5251 R (D) and R (D) vs. Decimal Code WA WB Since the digital potentiometer is not ideal Ω finite wiper ...
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APPLICATIONS INFORMATION LCD PANEL V ADJUSTMENT COM Large LCD panels usually require an adjustable V centered around with ±1 V swing and small steps adjustment. This example represents common DAC appli- cations where the window ...
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AD5251/AD5252 OUTLINE DIMENSIONS 4.50 4.40 4.30 PIN 1 1.05 1.00 0.80 0.15 0.05 COPLANARITY 0.10 5.10 5.00 4. 6.40 BSC 1 7 0.65 BSC 1.20 0.20 MAX 0.09 8° SEATING 0° 0.30 PLANE 0.19 COMPLIANT TO JEDEC STANDARDS ...
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... AD5251BRUZ10 64 AD5251BRU50 64 AD5251BRU50-RL7 64 AD5251BRUZ50 2 64 AD5251BRU100 64 AD5251BRU100-RL7 64 2 AD5251BRUZ100 64 AD5251EVAL 64 AD5252BRU1 256 AD5252BRU1-RL7 256 2 AD5252BRUZ1 256 2 AD5252BRUZ1-RL7 256 AD5252BRU10 256 AD5252BRU10-RL7 256 2 AD5252BRUZ10 256 2 AD5252BRUZ10-RL7 256 AD5252BRU50 256 AD5252BRU50-RL7 256 AD5252BRUZ50 2 256 2 AD5252BRUZ50-RL7 256 AD5252BRU100 256 AD5252BRU100-RL7 256 2 AD5252BRUZ100 256 ...
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AD5251/AD5252 NOTES 2 Purchase of licensed I C components of Analog Devices or one of its sublicensed Associated Companies conveys a license for the purchaser under the Philips I Rights to use these components system, ...