X9241YP Xicor, X9241YP Datasheet
X9241YP
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X9241YP Summary of contents
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... V CC Write Power On Recall Read Transfer Bus Wiper Counter Register (WCR) Interface & Control Data Registers (DR0-DR3) Control www.xicor.com ) Potentiometer (XDCP monolithic R H 100KΩ 1024-taps POT Wiper Characteristics subject to change without notice. CMOS ...
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... Provide the variable DC bias for tuners in RF wireless systems • Set the operating points in temperature control systems • Control the operating point for sensors in industrial systems • Trim offset and gain errors in artificial intelligent systems www.xicor.com R H 100KΩ 1024-taps ...
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... SDA Serial Data Input/Output for 2-wire bus V System Ground SS WP Hardware Write Protect A1 Device Address for 2-wire bus NC No Connect R Wiper terminal of the Potentiometer W R High terminal of the Potentiometer H R Low terminal of the Potentiometer L V System Supply Voltage CC www.xicor.com CSP X9119 ...
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... Other Pins ONNECT No connect pins should be left open. These pins are used for Xicor manufacturing and testing purposes. PRINCIPLES OF OPERATION The X9119 is an integrated microcircuit incorporating a resistor array and its associated registers and counters and the serial interface communication between the host and the digitally controlled potentiometer ...
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... The X9119 will respond with an acknowledge after recognition of a start condition and its slave address and once again after successful receipt of the command byte. If the command is followed by a data byte the X9119 will respond with a final acknowledge. See Figure 2. www.xicor.com ...
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... REV 1.1.15 2/4/03 1 FLOW 1. ACK Polling Sequence Nonvolatile Write Command Completed EnterACK Polling Issue START Issue Slave Address ACK Returned? Further Operation? Issue Instruction Proceed www.xicor.com 8 9 ACKNOWLEDGE Issue STOP No Yes No Yes Issue STOP Proceed Characteristics subject to change without notice ...
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... The format is shown below in Table 2. Table 3 provides a complete summary of the instruction set opcodes. ID1 ID0 www.xicor.com . The R/W bit is the LSB and is be used YTE AND EGISTER ELECTION Internal Slave Address A1 A0 Register Selection RA 0 Characteristics subject to change without notice. ...
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... Data Registers can be used as regular memory locations for system parameters or user preference data. Bit 9–Bit 0 are used to store one of the 1024 wiper position (0 ~1023). www.xicor.com Operation Read the contents of the Wiper Counter Register Write new value to the Wiper Counter ...
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... Vcc is always more positive than or equal to the voltages There are no restrictions on the power-down L W condition. However, the datasheet parameters for the DCP do not apply until 1milisecond after V its final value R Internal Instruction Opcode Address www.xicor.com WCR3 WCR2 WCR1 Bit 3 Bit 2 Bit OWN EQUIREMENTS , R , and ...
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... REV 1.1.15 2/4/ Instruction Register Opcode Address Instruction Register Wiper Position Opcode Addresses (Sent by Slave on SDA Register Wiper Position (Sent by Master on SDA) Opcode Addresses Register Wiper Position Opcode Addresses (Sent by Slave on SDA www.xicor.com Wiper or Data Position Wiper Position (Sent by Slave on SDA ...
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... Notes: (1) “A2 ~ A0”: stand for the device addresses sent by the master. (2) WCRx refers to wiper position data in the Wiper Counter Register REV 1.1.15 2/4/03 Register Wiper Position or Data Addresses (Sent by Master on SDA Instruction Register Opcode Addresses S S HIGH-VOLTAGE A T WRITE CYCLE Instruction Register Opcode Addresses www.xicor.com Wiper Position or Data (Sent by Master on SDA ...
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... Pin -120 0.1 ±1 ±1.5 ±2.0 ±0.5 ±0.5 ±1.0 ±300 TOTAL 20 10/10/25 www.xicor.com Supply Voltage (V ) Limits CC 5V ±10% 2.7V to 5.5V Units Test Conditions kΩ 25°C, each pot mA Ω Wiper Current = ± 50µ Ω Wiper Current = ± 50µ ...
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... – 0 0.4 V Min. 100,000 100 Test Min. 0.2 www.xicor.com Test Conditions f = 400KHz +5.5V; SCL CC SDA = Open; (for 2-wire, Active, Read and Volatile Write States only 400KHz +5.5V; SCL CC SDA = Open; (for 2-wire, Active, Non-volatile Write State only +5.5V SDA = V CC ...
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... Bus Free Time (Prior to Any Transmission) BUF t A0, A1, A2 Setup Time SU:WPA t A0, A1, A2 Hold Time HD:WPA REV 1.1.15 2/4/ 10ns 867Ω SDA OUTPUT 100pF Parameter www.xicor.com SPICE Macromodel R TOTAL 10pF 10pF 25pF R W Min. Max. Units 400 ...
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... High High May change Will change from High to from High to Low Low Don’t Care: Changing: Changes State Not Allowed Known N/A Center Line is High Impedance www.xicor.com Typ. Max. Units Min. Max. Units 5 10 µ µ Characteristics subject to change without notice. ...
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... X9119 – Preliminary Information TIMING DIAGRAMS Start and Stop Timing (START) SCL t SU:STA SDA Input Timing t CYC SCL SDA Output Timing SCL SDA REV 1.1.15 2/4/ HD:STA SU:DAT t AA www.xicor.com (STOP) t SU:STO HIGH t LOW t t HD:DAT BUF t DH Characteristics subject to change without notice ...
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... X9119 – Preliminary Information XDCP Timing (for All Load Instructions) SCL SDA R W Write Protect and Device Address Pins Timing SCL SDA WP A0, A1 REV 1.1.15 2/4/03 LSB t WRL (START) (STOP) ... (Any Instruction) ... ... t t SU:WPA HD:WPA www.xicor.com (STOP Characteristics subject to change without notice. ...
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... S – (1 Offset Voltage Adjustment 100KΩ – + TL072 10KΩ 10KΩ 10KΩ +12V -12V REV 1.1.15 2/4/ Comparator with Hysterisis www.xicor.com + Two terminal Variable Resistor; Variable current Voltage Regulator 317 adj (REG) = 1.25V (1 adj 2 V – /( (max) ...
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... Application Circuits (Continued) Attenuator – -1/2 ≤ G ≤ +1/2 Inverting Amplifier – Function Generator – + frequency ∝ amplitude ∝ REV 1.1.15 2/4/ 10kΩ Equivalent L-R Circuit www.xicor.com Filter – 1/(2πRC – Leq >> – + Characteristics subject to change without notice ...
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... Side View c Ball Matrix NC* Vcc NC** D SCL WP NC* E SDA Vss * no-connect by specification only; bump is ...
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... Plastic, TSSOP, Package Code V14 .025 (.65) BSC .169 (4.3) .177 (4.5) .193 (4.9) .200 (5.1) .0075 (.19) .002 (.05) .0118 (.30) .006 (.15) .019 (.50) .029 (.75) Detail A (20X) www.xicor.com .252 (6.4) BSC .041 (1.05) .010 (.25) Gage Plane Seating Plane .031 (.80) .041 (1.05) Characteristics subject to change without notice ...
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... Xicor, Inc. makes no warranty of merchantability or fitness for any purpose. Xicor, Inc. reserves the right to discontinue production and change specifications and prices at any time and without notice. Xicor, Inc. assumes no responsibility for the use of any circuitry other than circuitry embodied in a Xicor, Inc. product. No other circuits, patents, or licenses are implied. TRADEMARK DISCLAIMER: Xicor and the Xicor logo are registered trademarks of Xicor, Inc ...