X25165 Xicor, X25165 Datasheet
X25165
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X25165 Summary of contents
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... SOIC (X2532x, X2516x) BLOCK DIAGRAM SI SO SCK CS RESET/RESET Xicor, Inc. 1994, 1995, 1996 Patents Pending 7049 -1.0 6/20/97 T0/C0/D0 SH X25643/45 X25323/25 X25163/65 Supervisory Circuit w/Serial E CC DESCRIPTION These devices combine three popular functions, Watch- dog Timer, Supply Voltage Supervision, and Serial ...
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X25643/45 X25323/25 X25163/65 PIN DESCRIPTIONS Serial Output (SO push/pull serial data output pin. During a read cycle, data is shifted out on this pin. Data is clocked out by the falling edge of the serial clock. Serial ...
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X25643/45 X25323/25 X25163/65 PRINCIPLES OF OPERATION The device is designed to interface directly with the syn- chronous Serial Peripheral Interface (SPI) of many popu- lar microcontroller families. The device monitors the bus and asserts RESET/RESET output if there is no ...
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X25643/45 X25323/25 X25163/65 The Watchdog Timer bits, WD0 and WD1, select the Watchdog Time-out Period. These nonvolatile bits are programmed with the WRSR instruction. Status Register Bits Watchdog Time-out WD1 WD0 600 Milliseconds 1 0 200 ...
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X25643/45 X25323/25 X25163/65 For the Page Write Operation (byte or page write completed, CS can only be brought HIGH after bit 0 of the last data byte to be written is clocked in brought HIGH ...
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X25643/45 X25323/25 X25163/65 Figure 2. Read Status Register Sequence CS 0 SCK SI HIGH IMPEDANCE SO Figure 3. Write Enable Latch Sequence CS SCK ...
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X25643/45 X25323/25 X25163/65 Figure 4. Write Sequence SCK INSTRUCTION SCK DATA BYTE Figure 5. Status Register Write Sequence CS ...
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X25643/45 X25323/25 X25163/65 ABSOLUTE MAXIMUM RATINGS* Temperature under Bias ........................– +135 C Storage Temperature .............................– +150 C Voltage on any Pin with Respect to V D.C. Output Current ....................................................5mA Lead Temperature (Soldering, 10 seconds)............ 300 C ...
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X25643/45 X25323/25 X25163/65 EQUIVALENT A.C. LOAD CIRCUIT 1.64K OUTPUT RESET/RESET 1.64K 100pF A.C. CHARACTERISTICS (Over recommended operating conditions, unless otherwise specified) Data Input Timing Symbol Parameter f Clock Frequency SCK t Cycle Time CYC t CS ...
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X25643/45 X25323/25 X25163/65 Data Output Timing Symbol Parameter f Clock Frequency SCK t Output Disable Time DIS t Output Valid from Clock Low V t Output Hold Time HO (3) t Output Rise Time RO (3) t Output Fall Time ...
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X25643/45 X25323/25 X25163/65 Serial Output Timing CS SCK MSB OUT ADDR SI LSB IN Serial Input Timing CS t LEAD SCK MSB IN HIGH IMPEDANCE CYC MSB–1 OUT ...
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X25643/45 X25323/25 X25163/65 Power-Up and Power-Down Timing V TRIP VCC t PURST 0 Volts t PURST t R RESET (X25643) RESET (X25645) RESET Output Timing Symbol Parameter Reset Trip Point Voltage, 5V Device V Reset Trip Point Voltage, 2.7V Device ...
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X25643/45 X25323/25 X25163/65 PACKAGING INFORMATION 14-LEAD PLASTIC SMALL OUTLINE GULL WING PACKAGE TYPE S PIN 1 INDEX PIN 1 0.014 (0.35) 0.020 (0.51) 0.336 (8.55) 0.345 (8.75) (4X) 7 0.050 (1.27) 0.010 (0.25 0.020 (0.50) 0 – 8 ...
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X25643/45 X25323/25 X25163/65 8-LEAD PLASTIC SMALL OUTLINE GULL WING PACKAGE TYPE S PIN 1 INDEX 0.010 (0.25) 0.020 (0.50) 0 – 8 0.016 (0.410) 0.037 (0.937) NOTE: ALL DIMENSIONS IN INCHES (IN P ARENTHESES IN MILLIMETERS) 0.150 (3.80) 0.158 (4.00) ...
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X25643/45 X25323/25 X25163/65 14-LEAD PLASTIC, TSSOP, PACKAGE TYPE V 0 – 8 See Detail “A” NOTE: ALL DIMENSIONS IN INCHES (IN P ARENTHESES IN MILLIMETERS) .025 (.65) BSC .169 (4.3) .252 (6.4) BSC .177 (4.5) .193 (4.9) .200 (5.1) .047 ...
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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, licenses are implied. ...