FDC37C67X Ver la hoja de datos (PDF) - SMSC -> Microchip

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FDC37C67X

Enhanced Super I/O Controller with Fast IR

SMSC -> Microchip 

DATA

0

1

0

1

0

IRRX

t1

t2

n IRRX

MIRRX

t3 t4

nMIRRX

t5 t6

0

1

1

0

1

1

Parameter

t1 Modulated Output Bit Time

t2 Off Bit Time

t3 Modulated Output "On"

t4 Modulated Output "Off"

t5 Modulated Output "On"

t6 Modulated Output "Off"

min

0.8

0.8

0.8

0.8

typ

max

1

1.2

1

1.2

1

1.2

1

1.2

units

µs

µs

µs

µs

µs

µs

Notes:

1. IRRX: L5, CRF1 Bit 0: 1 = RCV active low

nIRRX: L5, CRF1 Bit 0: 0 = RCV active high (default)

MIRRX, nMIRRX are the modulated outputs

FIGURE 22 - AMPLITUDE SHIFT KEYED IR RECEIVE TIMING

191

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