IC-438-1-2-MF

IC438 Series Specifications Dual Inline Memory Module (DIMM, 168 pins) Part Number (Details) Insulation Resistance: 1,000M W min. at 500V DC Dielectric Withstanding Voltage: 700V AC for 1 minute Contact Resistance: 30m W max. at 10m /20mV max. Operating Temperature Range: –55°C to +170°C Mating Cycles: 10,000 insertions min. Pin Count: 168 contact pins IC-438 - * - * - MF Series No. Positioning Detail 1 (see Section "A") Positioning Detail 2 (see Section "B") MF = Flanged Unmarked = Not Flanged Materials and Finish Housing: Polyetherimide (PEI), glass-filled Contacts: Beryllium Copper (BeCu) Plating: Gold over Nickel Features í Card thickness 1.27mm í 7 different positioning indicators í Possible customer DIMM modules: Toshiba, NEC, OKI, Hitachi, Fujitsu, Siemens and Infineon Outline Socket Dimensions 153.70±0.4 43.18±0.1 Recommended PC Board Layout Top View from Socket 17.0 162.70±0.1 1.27±0.1 1.27x9=11.43 ±0.2 6.35±0.2 133.55 1.27x29= 36.83 ±0.2 1.27x29=36.83 ±0.1 1.27x43=54.61 ±0.2 6.35±0.2 1.27x9=11.43 ±0.1 + 0.2 0 54.61±0.1 1.27x43=54.61 ±0.1 (6.35) 6.35±0.05 1.27±0.05 (128.00) Sec. "A" Sec. "B" 15.48±0.1 34.10 8.28±0.05 5.08±0.05 Æ3.20 + 0.1 0 168-Æ0.80 + 0.1 0 3.70±0.5 w0.40 x t0.30 Positioning Details Section "A" (DRAM Key Indicators) IC-438-1-*-** 1.60 - 0.1 0 Matching Module Dimensions IC-438-2-*-** R - 0.8 1.00 IC-438-3-*-** R - 0.8 1.00 133.35±0.13 127.35 4.00 2-R 1.00 Component area 2-R 2.00 25.40±0.13 2.54 Section "B" (Voltage Key Indicators) IC-438-*-1-** IC-438-*-2-** 0 1.60 - 0.1 2 - 6.35 IC-438-*-3-** 1.00 IC-438-*-4-** 1.00 11.43 8.89 36.83 43.18 54.61 1.27 no indication 3.3V 5V less than 3.3V B-4 Test & Burn-In SPECIFICATIONS ARE SUBJECT TO ALTERATION WITHOUT PRIOR NOTICE – DIMENSIONS IN MILLIMETER 3.00 DRAM SDRAM UDRAM 17.78 Sec. "A" Sec. "B" 2-2.00 1.27