irc1802 ETC-unknow, irc1802 Datasheet - Page 2

• Manufacturer Part Number: irc1802
• Description: Vfir Mb/sec Controller Transciever
• Manufacturer: ETC-unknow

I R C 1 8 0 2 B L O C K D I A G R A M
Sharp
HP /
Cntl
SIR
Mod
Tx
Tx Bus Mastering
and 16 x 8 FIFO
Tx Frame
Controller
MIR
Cntl
Mod
MIR
Tx
Synchronous Bus boundary
IrDA Communications Controller
VFIR
VFIR
Mod
Cntl
Tx
Tx
8 MHz Boundary
Single / Dual Channel Transceiver Interface
Synchronous Ł
Synchronous MACRO Bus Interface
Cntl
Dem
FIR
FIR
Tx
CRC
Gen
access logic
for SIR, MIR, FIR and VFIR
Tx and Rx
SD / CLK
Register
Regs
Dem
VFIR FIR Rx
Cntl
FIR
FIR
Rx
Rx Data Interface
Rx Bus Mastering
VFIR
VFIR
and 16 x 8 FIFO
Dem
Cntl
Rx
Controller
Rx Frame
Dem
MIR
Cntl
MIR
Rx
SIR Rx
Sharp
HP /
Dem
Cntl
SIR
Rx
CRC
Chk
Features
IrDA 1.x, HP-SIR, and Sharp ASK
compliant
Supports all IrDA data rates up to Very
Fast IR (VFIR), 16 Mb/s
High performance hardware based IrDA
SIR Link Access Protocol (IrLAP)
Host Direct Memory Access (DMA) and
Shared Memory modes
Burst packet transmission and recep-
tion for all data rates
Hardware transceiver Serial Interface
(SIF) programming
Direct interface connection to all
vendors Infrared Transceiver modules
Support for dual channel transceivers
General purpose I/O pins for external
device control
ISA Plug and Play (PnP) and PCMCIA
bus interface
Single 48 or 96 MHz external clock
input
3.3 V supply voltage
Small 100-pin Thin Quad Flat Pack
(TQFP) package
IRC 1802