The HYM 328020S/GS-50/-60 is a 32 MByte DRAM module organized as 8 388 608 words by 32-bit in a 72-pin single-in-line package comprising sixteen HYB 5117400BJ 4M × 4 DRAMs in 300 mil wide SOJ-packages mounted together with sixteen 0.2 µF ceramic decoupling capacitors on a PC board.
The HYM 328020S/GS-50/-60 can also be used as a 16 777 360 words by 16-bits dynamic RAM module by means of connecting DQ0 and DQ16, DQ1 and DQ17, DQ2 and DQ18, … , DQ15 and DQ31, respectively.

• SIMM modules with 8 388 608 words by 32-bit organization for PC main memory applications
• Fast access and cycle time
   50 ns access time
   90 ns cycle time (-50 version)
   60 ns access time
   110 ns cycle time (-60 version)
• Fast page mode capability
   35 ns cycle time (-50 version)
   40 ns cycle time (-60 version)
• Single + 5 V (± 10 %) supply
• Low power dissipation
   max. 5280 mW active (-50 version)
   max. 4840 mW active (-60 version)
   CMOS – 88 mW standby
   TTL –176 mW standby
• CAS-before-RAS refresh
   RAS-only-refresh
   Hidden-refresh
• 16 decoupling capacitors mounted on substrate
• All inputs, outputs and clocks fully TTL compatible
• 72 pin Single in-Line Memory Module (L-SIM-72) with 25.40 mm height
• Utilizes sixteen 4Mx4-DRAMs in SOJ packages
• 2048 refresh cycles / 32 ms
• Optimized for use in byte-write non-parity applications
• Tin-Lead contact pads (S- version)
• Gold contact pads (GS -version)