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Harris

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Timeline[edit]

For later chipsets, see Intersil.

Wireless chipsets[edit]

b[edit]

Chipset MAC BB RFIC Interface PHY
modes
Notes First seen
(FCC)
Adapters ESystems DS /
PBrief
PRISM I AMD
Am79C930
HFA3824
(HFA3825)
HFA3624 /
HFA3724
legacy (DSSS) 2Mbps (1996)
802.11-1997
5 devices 3 devices DS
All
PRISM I NWN Swallow
VLSI VPS10101
HFA3860 HFA3624 PCMCIA (16-bit) b 1 devices 2 devices
PRISM II HFA3841
(HFA3842)
HFA3861 HFA3683 PCMCIA (16-bit) b superhet radio
HFA3841 ident. to
Lucent HERMES I
1999-11-09 78 devices 33 devices Doc
PRISM II HFA3845 HFA3861 HFA3683 PCMCIA (16-bit) b superhet radio 2000-07-25 2 devices 0 devices PCB
PRISM II Atmel
AT76C503A
HFA3861 HFA3683 USB 1.1 b superhet radio 2001-02-19 44 devices 0 devices SD
BD
PRISM II Atmel
AT76C510
HFA3861 HFA3683 USB 1.1 b superhet radio 2000-10-27 0 devices 10 devices SD
BD
PRISM 2.5 HFA3842 HFA3863 HFA3683 PCMCIA (16-bit) b superhet radio 2000-05-08 3 devices 0 devices Doc
PRISM 2.5 NWN Poldhu
(ISL3856)
HFA3861
HFA3863
HFA3683 PCMCIA (16-bit) b superhet radio 2000-09-05 2 devices 11 devices SD
BD

Harris chipsets[edit]

Chipset MAC BBP QAM RFIC DS LNA PAM Interface PHY
modes
Notes DS /
PBrief
PRISM I AMD
Am79C930
HFA3824
(HFA3825)
HFA3724 HFA3624 HFA3524 HFA3424 HFA3925 legacy (DSSS) DS
All
PRISM I NWN Swallow
VLSI VPS10101
HFA3860 HFA3724
(HFA3726)
HFA3624 HFA3524 HFA3424 HFA3925 PCMCIA (16-bit) b
PRISM II HFA3841 HFA3861 HFA3783 HFA3683 - - HFA3983 PCMCIA (16-bit) b Doc
PRISM II HFA3845 HFA3861 HFA3783 HFA3683 - - HFA3983 PCMCIA (16-bit) b PCB
PRISM II Atmel
AT76C503A
AT76C510
HFA3861 HFA3783 HFA3683 - - HFA3983 USB 1.1 b SD
BD
PRISM 2.5 HFA3842
(ISL3856)
HFA3863 HFA3783 ISL3685 - - ISL3984 PCMCIA (16-bit) b Doc
PRISM 2.5 ISL3873
(MAC/BB)
- HFA3783 ISL3685 - - ISL3984 PCMCIA (16-bit) b Doc
PRISM 2.5 ISL3874
(MAC/BB)
- HFA3783 ISL3685 - - ISL3984 PCI b
.
Doc

PRISM I[edit]

  • HFA3824 - BBP (DSSS)
HFA3724 - QAM
HFA3624 - RFIC
HFA3524 - DS
HFA3424 - LNA
HFA3925 - PA

PRISM II[edit]

  • HFA3841 - MAC
HFA3861 - BBP
HFA3783 - QAM
HFA3683 - RFIC
HFA3983 - PA

PRISM 2.5[edit]

FCC Block Diagram

  • ISL3873 - MAC/BBP (PCMCIA)
  • ISL3874 - MAC/BBP (PCI)
ISL3783 - QUAD IF (QAM)
ISL3685 - RF/IF (CONV)
ISL3984 - PA (RMPA-2455)
ISL3183 - VCO (GEN 748MHz)

PRISM 3[edit]

  • ISL3871 - MAC/BBP (PCMCIA)
  • ISL3872 - MAC/BBP (PCI)
ISL3684 - QAM/DS/RFIC (CONV)
ISL3984/ISL3985 - PA
ISL3084 - VCO

Models[edit]

BreezeCOM AP-DS.11 Wireless Access Point
BreezeCOM SA-DS.11 Wireless Station Adapter
BreezeCOM WBS-DS.11 Wireless Bridge Server
BreezeCOM WBC-DS.11 Wireless Bridge Client
Model: Parrot 1100 - Compaq WL400
No Wires Needed Parrot 1100
NWN Swallow - MAC (Swallow 550/1100)
HFA3860 (IV) - BBP (BaseBand Processor)
HFA3724 (IN) - QAM (Modulator/Demodulator)
HFA3624 (IA) - RFIC (Prescalar + IF/RF)
HFA3524 (IA) - DS (Digital Synthesizer)
HFA3424 (IB) - LNA (Low Noise Amp)
HFA3925 (IA96) - PA (Power Amp)
BreezeCOM PC-DS.11 - No Wires Needed Swallow 1100
Harris HFA3860B Test Report (BreezeCOM, Inc.)
Model: Swallow 1100, Falcon 1100

Partlist[edit]

Faber Electronics PC1100PCB - 6-layer epoxy PCB

  • VLSI VPS10101-3 - CPU ARM uC Ruby II (TQFP144, U1; 1)
General Purpose PCMCIA controller (w/ 32-bit ARM6 core)
  • AMD AM29F010-55EC - Memory Flash 128k x 8 (TSOP I, Y-3 32, U2; 1)
  • IDT IDT71016S20PH - Memory SRAM 64k x 16 20ns (TSOP II, Z44)
  • Harris HFA3860 IV - Wireless/RF Baseband Processor (TQFP-48, U4; 1)
  • Harris HFA3624 IA - Wireless/RF Prescalar, IF/RF (SSOP-28, U16; 1)
  • Harris HFA3724 IN - Wireless/RF Modulator/Demodulator (TQFP-80, U8; 1)
  • Harris HFA3524 IA - Wireless/RF Synthesizer (TSSOP-20, U9; 1)
  • Harris HFA3424 IB - Wireless/RF LNA (SOIC-8, U10; 2)
  • Harris HFA3424 IB - Wireless/RF LNA (SOIC-8, U13)
  • Harris HFA3925 IA96 - Wireless/RF PA (SSOP-28, U15; 1)