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M74HC670M1R Datasheet(PDF) 3 Page - STMicroelectronics |
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M74HC670M1R Datasheet(HTML) 3 Page - STMicroelectronics |
3 / 12 page INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No SYMBOL NAME AND FUNCTION 5, 4 RA, RB Read Address Inputs 10, 9, 7, 6 Q1 to Q4 Data Outputs 11 RE 3 State Output Read Enable Input (Active LOW) 12 WE Write Enable Input (Active LOW) 14, 13 WA, WB Write Address Inputs 15, 1, 2, 3 D1 to D4 Data Inputs 7 GND Ground (0V) 14 VCC Positive Supply Voltage IEC LOGIC SYMBOL ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit VCC Supply Voltage -0.5 to +7 V VI DC Input Voltage -0.5 to VCC + 0.5 V VO DC Output Voltage -0.5 to VCC + 0.5 V IIK DC Input Diode Current ± 20 mA IOK DC Output Diode Current ± 20 mA IO DC Output Source Sink Current Per Output Pin ± 25 mA ICC or IGND DC VCC or Ground Current ± 50 mA PD Power Dissipation 500 (*) mW Tstg Storage Temperature -65 to +150 oC TL Lead Temperature (10 sec) 300 oC Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied. (*) 500 mW: ≅ 65 oC derate to 300 mW by 10mW/oC: 65 oCto 85 oC M54/M74HC670 3/12 |
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Similar Description - M74HC670M1R |
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