The Intel 8212 is a versatile eight-bit input/output port designed to enhance microcomputer systems. It features a parallel 8-bit data register with buffer capabilities, a service request flip-flop for interrupt generation, and three-state outputs. This component is ideal for reducing system package count by replacing multiple buffers, latches, and multiplexers.
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Technical Specifications
Intel 8212 technical specifications.
General
| Category | Input/Output Port |
| Min Operating Temperature | 0°C |
| Max Operating Temperature | 70°C |
| Data Register Width | 8-Bit |
| Data Register Type | Parallel |
| Interrupt Generation | Service Request Flip-Flop |
| Input Load Current (Max) | -0.25mA |
| Output States | Three State |
| Output Sink Current | 15mA |
| Output High Voltage (Min) | 3.65V |
| Register Clear | Asynchronous |
| Output or Supply Voltages | -0.5 to 7Volts |
| Input Voltages | -1.0 to 5.5Volts |
| Absolute Maximum Output Current | 100mA |
| Input Load Current (ACK, DS2, CR, DI1-DI8 Inputs) (Max) | -0.25mA |
| Input Load Current (MD Input) (Max) | -0.75mA |
| Input Load Current (DS1 Input) (Max) | -1.0mA |
| Input Leakage Current (ACK, DS, CR, DI1-DI8 Inputs) (Typ) | 10µA |
| Input Leakage Current (MD Input) (Typ) | 30µA |
| Input Leakage Current (DS1 Input) (Typ) | 40µA |
| Input Forward Voltage Clamp (Min) | -1V |
| Input Low Voltage (Max) | 0.85V |
| Input High Voltage (Min) | 2.0V |
| Output Low Voltage (Max) | 0.45V |
| Output High Voltage (Min) | 3.65V |
| Output High Voltage (Typ) | 4.0V |
| Short Circuit Output Current (Min) | -15mA |
| Short Circuit Output Current (Max) | -75mA |
| Output Leakage Current High Impedance State (Typ) | 20µA |
| Power Supply Current (Typ) | 90mA |
| Power Supply Current (Max) | 130mA |
| Input Capacitance (DS1 MD) (Typ) | 9pF |
| Input Capacitance (DS1 MD) (Max) | 12pF |
| Input Capacitance (DS2, CLR, STB, DI1-DI8) (Typ) | 5pF |
| Input Capacitance (DS2, CLR, STB, DI1-DI8) (Max) | 9pF |
| Output Capacitance (DO1-DO8) (Typ) | 8pF |
| Output Capacitance (DO1-DO8) (Max) | 12pF |
| Pulse Width (Min) | 30ns |
| Data to Output Delay (Max) | 30ns |
| Write Enable to Output Delay (Max) | 40ns |
| Data Set Up Time (Min) | 15ns |
| Data Hold Time (Min) | 20ns |
| Reset to Output Delay (Max) | 40ns |
| Set to Output Delay (Max) | 30ns |
| Output Enable/Disable Time (Max) | 45ns |
| Clear to Output Delay (Max) | 55ns |
Compliance
| Cage Code | 4BA62 |
| HTS Code | 8542310001 |
| ECCN | 3A991.a.1 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
Datasheet
Intel 8212 Datasheet
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