link to page 7 link to page 7 link to page 7 STK14CA8CMaximum Ratings Package power dissipation capability (TA = 25 °C) ... 1.0 W Exceeding maximum ratings may shorten the useful life of the Surface mount Pb soldering temperature device. These user guidelines are not tested. (3 seconds) .. +260 C Storage temperature .. –65 C to +150 C DC output current Maximum accumulated storage time: (1 output at a time, 1 s duration) ... 15 mA At 150 C ambient temperature .. 1000 h Static discharge voltage At 85 C ambient temperature .. 20 Years (per MIL-STD-883, Method 3015) ... > 2001 V Maximum junction temperature ... 150 C Latch-up current .. > 140 mA Supply voltage on VCC relative to VSS ...–0.5 V to 7.0 V Operating Range Voltage applied to outputs RangeAmbient TemperatureV in high Z state ... –0.5 V to V CC CC + 0.5 V Industrial –40 C to +85 C 4.5 V to 5.5 V Input voltage ... –0.5 V to VCC + 0.5 V Military –55 C to +125 C 4.5 V to 5.5 V Transient voltage (< 20 ns) on any pin to ground potential .. –2.0 V to VCC + 2.0 V DC Electrical Characteristics Over the Operating Range ParameterDescriptionTest ConditionsMinTyp [3] MaxUnit VCC Power supply 4.5 5.0 5.5 V ICC1 Average VCC current tRC = 35 ns Industrial – – 70 mA Values obtained without output loads (I Military – – 85 mA OUT = 0 mA) ICC2 Average VCC current during All inputs don’t care, Industrial – – 10 mA STORE VCC = Max Military – – 15 mA Average current for duration tSTORE ICC3 Average VCC current at All inputs cycling at CMOS levels. – 35 – mA tRC= 200 ns, VCC(Typ), 25 °C Values obtained without output loads (IOUT = 0 mA). ICC4 Average VCAP current during All inputs don’t care. Average Industrial – – 5 mA AutoStore cycle current for duration tSTORE Military – – 10 mA ISB VCC standby current CE > (VCC – 0.2 V). Industrial – – 5 mA VIN < 0.2 V or > (VCC – 0.2 V). Standby current level after Military – – 10 mA nonvolatile cycle is complete. Inputs are static. f = 0 MHz. I [4] IX Input leakage current VCC = Max, Industrial –1 – +1 A (except HSB) VSS < VIN < VCC Military –5 – +5 A Input leakage current (for HSB) Industrial –100 – +1 A Military –100 – +5 A IOZ Off-state output leakage current VCC = Max, Industrial –1 – +1 A VSS < VOUT < VCC, CE or OE > V Military –5 – +5 A IH or WE < VIL Notes 3. Typical values are at 25 °C, VCC = VCC(Typ). Not 100% tested. 4. The HSB pin has IOUT = –2 µA for VOH of 2.4 V when both active high and low drivers are disabled. When they are enabled standard VOH and VOL are valid. This parameter is characterized but not tested. Document Number: 002-23970 Rev. *A Page 7 of 21 Document Outline 1-Mbit (128K × 8) nvSRAM Features Functional Description Logic Block Diagram Contents Pinout Pin Definitions Device Operation SRAM Read SRAM Write AutoStore Operation Hardware STORE Operation Hardware RECALL (Power-up) Software STORE Software RECALL Preventing AutoStore Data Protection Maximum Ratings Operating Range DC Electrical Characteristics Data Retention and Endurance Capacitance Thermal Resistance AC Test Loads AC Test Conditions AC Switching Characteristics SRAM Read Cycle SRAM Write Cycle Switching Waveforms AutoStore/Power-up RECALL Switching Waveforms Software Controlled STORE/RECALL Cycle Switching Waveforms Hardware STORE Cycle Switching Waveforms Truth Table For SRAM Operations Ordering Information Ordering Code Definitions for Industrial Temperature Ordering Code Definitions for Military Temperature Package Diagram Acronyms Document Conventions Units of Measure Document History Page Sales, Solutions, and Legal Information Worldwide Sales and Design Support Products PSoC® Solutions Cypress Developer Community Technical Support
