DYNAMIC RAM MODULES
PRODUCT PREVIEW
TM16EN64HPU, TM16EN64LPU 16ā777ā216 BY 64ĆBIT TM16EN72HPU, TM16EN72LPU 16ā777ā216 BY 72ĆBIT
EXTENDEDĆDA...
Description
PRODUCT PREVIEW
TM16EN64HPU, TM16EN64LPU 16ā777ā216 BY 64ĆBIT TM16EN72HPU, TM16EN72LPU 16ā777ā216 BY 72ĆBIT
EXTENDEDĆDATAĆOUT DYNAMIC RAM MODULES SMMS695A − AUGUST 1997 − REVISED NOVEMBER 1997
D Organization
− TM16EN64xPU-xx . . . 16 777 216 × 64 Bits − TM16EN72xPU-xx . . . 16 777 216 × 72 Bits
D Single 3.3-V Power Supply
(±10% Tolerance)
D JEDEC 168-Pin Dual-In-Line Memory
Module (DIMM) Without Buffer for Use With Socket
D TM16EN64HPUxx — Utilizes Sixteen
64M-Bit High-Speed (16M × 4-Bit) Dynamic RAMs
D TM16EN72HPUxx — Utilizes Eighteen
64M-Bit High-Speed (16M × 4-Bit) Dynamic RAMs
D High-Speed, Low-Noise LVTTL Interface D High-Reliability 32-Lead 300-Mil-Wide
Surface-Mount Thin Small-Outline Package (TSOP) (DGC Suffix)
D Long Refresh Periods:
− TM16ENxxHPU: 64 ms (4 096 Cycles)
− TM16ENxxLPU: 64 ms (8 192 Cycles)
D 3-State Output
D Extended-Data-Out (EDO) Operation With
CAS-Before-RAS (CBR), RAS-Only, and
Hidden Refresh
D Serial Presence-Detect (SPD) Using
EEPROM
D Ambient Temperature Range
0°C to 70°C
D Gold-Plated Contacts
D Performance Ranges
ACCESS ACCESS ACCESS EDO
TIME
TIME TIME CYCLE
tRAC (MAX)
tCAC
tAA tHPC
(MAX) (MAX) (MIN)
’16ENxxxPU-40 40 ns
11 ns 20 ns 16 ns
’16ENxxxPU-50 50 ns
13 ns 25 ns 20 ns
’16ENxxxPU-60 60 ns
15 ns 30 ns 25 ns
description
The TM16EN64HPU is a 128M-byte, 168-pin, dual-in-line memory module (DIMM). The DIMM is composed of sixteen TMS465409, 16777 216 × 4-bit 4K-refresh EDO dynamic random-access memories (DRAMs), each in...
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