Part C – UNIT – 5 : Memory Devices

1. Explain the types of ROM.
Types:

• Masked ROM
• PROM
• EPROM
• EEPROM
• Flash ROM

2. Explain Bipolar RAM Cell with diagram.

• Read & Write operation
• X-select & Y-select explanation

3. Explain RAM Organization.

• Read and Write operations step-by-step
• Control signals (CS, RD, WR, A0–A3)

4. Explain Serial-In Parallel-Out (SIPO) Shift Register with block diagram and waveform.

• Working principle
• Applications: Serial-to-parallel conversion, data storage, communication