Waferpedia

Comparison ledger

Rainbow 4420versusRainbow 4420 Polysilicon

Lam Research Rainbow 4420, Lam Research Rainbow 4420 Polysilicon, side by side. Every value shown is drawn from the cited encyclopedia entries.

Side-by-side comparison of selected equipment models
Attribute
Rainbow 4420Lam Research
OEMLam ResearchLam Research
CategoryEtchEtch
Wafer size—Cassette to Cassette Single Wafer Etcher
Process node——
Introduced——
Production run——
Lifecycle——
Lifecycle milestones1994 Vintage year—
Control system——
Generation——
FamilyLam Research Rainbow 4420Lam Research Rainbow 4420
Cited variants
  • Rainbow 4420 Plasma Etcher, 8"[1]
—
Specifications
ConfigurationRefurbished[2]ESC[5]
Software versionEnvision 1.5 Release[1]—
Handler SystemHarmonics Arm (2)[1]—
Volts208[1]—
Wafer Shape8" flat zone[3]—
ProcessPoly Etch[3]—
SoftwareEnvision 1.5[3]—
Wafer AlignerUniversal[4]—
Wafer Sizes8 inch[1]—
Software VersionEnvision 1.5[1]—
CIM SECSYes[1]—
Factory InterfaceSMIF (2)[1]—
LL PumpYes[1]—
TCU 2080Yes[1]—
AC RackYes[1]—
PC PumpYes[1]—
Vintage1994[1]—
Dry PumpYes[3]—
ChillerYes[3]—
Wafer size—Cassette to Cassette Single Wafer Etcher[5]

Plan your fab

Building a Etch process? Get a complete equipment list.

Open the fab equipment planner →
Sources (5)Every fact above is drawn from these public sources
  1. [1]Equipment inventory listing
  2. [2]inventory listing
  3. [3]inventory listing
  4. [4]inventory listing
  5. [5]inventory listing