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HFA3842A Datasheet(PDF) 6 Page - Intersil Corporation

Part No. HFA3842A
Description  PCMCIA/USB Wireless LAN Medium Access Controller
Download  27 Pages
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Maker  INTERSIL [Intersil Corporation]
Homepage  http://www.intersil.com/cda/home
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HFA3842A Datasheet(HTML) 6 Page - Intersil Corporation

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6
Absolute Maximum Ratings
Thermal Information
Supply Voltage . .. .. .. ... .. .. .. .. .. .. .. .. .. ... .. .. .. . 3.6V
Input, Output or I/O Voltage . . . . . . . . . . . . GND -0.5V to VCC +0.5V
ESD Classification .. .. ... .. .. .. .. .. .. .. .. .. ... .. .. . Class 2
Operating Conditions
Voltage Range . . . . . . . ... .. .. .. .. .. .. .. .. .. ... .. .. ..+3.3V
Temperature Range . . . ... .. .. .. .. .. .. .. .. .. .. -40oCto 85oC
Thermal Resistance (Typical, Note 3)
θJA (oC/W)
LQFP Package.. .. .. ... .. .. .. .. .. .. .. .. .. ..
50
Maximum Storage Temperature Range .. .. .. .. .. -65oCto 150oC
Maximum Junction Temperature .. .. .. .. .. .. .. .. . . . . . . .100oC
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300oC
(Lead Tips Only)
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operationof the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
3.
θJA is measured with the component mounted on a low effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
Electrical Specifications
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Power Supply Current
ICCOP
VCC = 3.6V, CLK Frequency 44MHz
-
33
45
mA
Input Leakage Current
II
VCC = Max, Input = 0V or VCC
-10
1
10
µA
Output Leakage Current
IO
VCC = Max, Input = 0V or VCC
-10
1
10
µA
Logical One Input Voltage
VIH
VCC = Max, Min
0.7VCC
--
V
Logical Zero Input Voltage
VIL
VCC = Min, Max
-
-
0.3VCC
V
Logical One Output Voltage
VOH
IOH =-1mA, VCC =Min
0.9VCC
--
V
Logical Zero Output Voltage
VOL
IOL =2mA,VCC =Min
-
0.2
0.1VCC
V
Input Capacitance
CIN
CLK Frequency 1MHz. All measurements
referenced to GND. TA =25
oC
-5
10
pF
Output Capacitance
COUT
CLK Frequency 1MHz. All measurements
referenced to GND. TA =25
oC
-5
10
pF
NOTE:
4. All values in this table have not been measured and are only estimates of the performance at this time.
AC Electrical Specifications
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
CLOCK SIGNAL TIMING
OSC Clock Period (Typ. 44MHz)
tCYC
20
20.8
200
ns
High Width
tH1
10
10.4
-
ns
Low Width
tL1
10
10.4
-
ns
EXTERNAL MEMORY INTERFACE
MOE_Setup Time From Ramcs
tS1
0-
-
ns
MOE-Setup Time From MA (17.0)
tS2
0-
-
ns
MA(18-1 Address Hold from MOE- Rising Edge
tH1
20
-
-
ns
RAMCS HoldfromMOE_RisingEdge
tH2
20
-
-
ns
MD(15:0) Enable from MOE-Falling
tE1
5-
-
ns
MD(15:0) Disable from MOE-Rising Edge
tD1
--
100
ns
EXTERNAL WRITE MEMORY INTERFACE
MA (18...0) Address Setup Time to MWE Falling Edge
tS3
0-
-
ns
RAMCS-SetuptoMWE_
tS4
0-
-
ns
MA (17.0) Hold From MWE_Rising Edge
tH2
15
-
-
ns
RAMCS_Hold From MWE_Rising Edge
tH3
15
-
-
ns
MD (15.0) Setup to MWE_Rising
tS5
40
-
-
ns
MD (15.0) Hold from MWE_Rising
tH4
15
-
-
ns
SYNTHESIZER
SYNTHCLK (PK1) Period
tCYC
83
-
4,000
ns
SYNTHCLK (PK1) Width Hi
tH1
tCYC/2 - 10
-
tCYC/2 + 10
ns
SYNTHCLK (PK1) Width Lo
tL1
tCYC/2 - 10
-
tCYC/2 + 10
ns
SYNTHDATA (PK2) Hold Time from Falling Edge of SYNTHCLK (PK1)
tD2
0-
-
ns
SYNTHCLK (PK1) Falling Edge to SYNLE Inactive
tD3
35
-
-
ns
HFA3842A


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