FDC37N769_07 SMSC [SMSC Corporation], FDC37N769_07 Datasheet - Page 124

• Manufacturer Part Number: FDC37N769_07
• Description: 3.3V Super I/O Controller with Infrared Support for Portable Applications
• Manufacturer: SMSC [SMSC Corporation]

SMSC DS – FDC37N769
nMIRRX
MIRRX
DATA
IRRX
nIRRX
Notes:
1. IRRX: CRC Bit 0: 1 = RCV active low
t1
t2
t3
t4
t5
t6
nIRRX: CRC Bit 0: 0 = RCV active high (default)
MIRRX, nMIRRX are the modulated outputs
Modulated Output Bit Time
Off Bit Time
Modulated Output "On"
Modulated Output "Off"
Modulated Output "On"
Modulated Output "On"
0
t1
t3
t5
FIGURE 12 - AMPLITUDE SHIFT KEYED IR RECEIVE TIMING
t6
t4
1
t2
Parameter
0
DATASHEET
1
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0
0
min
0.8
0.8
0.8
0.8
1
typ
1
1
1
1
1
max
1.2
1.2
1.2
1.2
0
units
1
µs
µs
µs
µs
µs
µs
1
Rev. 02-16-07