HFA3842B Datasheet, PDF (13/26 Pages) Intersil Corporation – PCMCIA/USB Wireless LAN Medium Access Controller

HFA3842B
HFA3842B
MA1..17
MD0..15
NVCS-
MA0/MWEH-
MLBE-
RAMCS-
MOE-
MWEL-
SRAM
128Kx16
ADDR(0..16)
DATA(0..15)
UB-
LB-
CE-
OE
WE
FLASH
128Kx16
ADDR(0..16)
DATA(0..15)
CE-
OE-
WE
FIGURE 13. 16-BIT MEMORY INTERFACE
LARGE SERIAL EEPROM
MISO (PJ2)
HFA3842B
SD (PJ1)
SCLK (PJ0)
CS# (TCLKIN)
PULLUP
SI
SCK
SO
PULLUP
RESET#
CS
WP#
45DB011
SMALL SERIAL EEPROM
PULLUP
HFA3842B CS# (TCLKIN)
SCLK (PJ0)
AO
SDA
A1
A2
SCL
WP
24C08 (NOTE)
NOTE: Must operate at 400kHz AT 3.3V_DC
FIGURE 14. SERIAL EEPROM INTERFACE
13