SC2200 NSC [National Semiconductor], SC2200 Datasheet - Page 413

• Manufacturer Part Number: SC2200
• Description: Thin Client On a Chip
• Manufacturer: NSC [National Semiconductor]

Revision 3.0
Electrical Specifications
8.3.11 Fast IR Port
1.
Symbol
t
M
t
t
t
F
t
MPW
MJT
FPW
FDPW
FJT
DRT
DRT
t
at offset 01h in bank 6 of logical device 5.
MWN
is the nominal pulse width for MIR mode. It is determined by the M_PWID field (bits [4:0]) in the MIR_PW register
Parameter
MIR Signal Pulse Width
MIR Transmitter Data Rate Tolerance
MIR Receiver Edge Jitter, % of Nominal Bit
Duration
FIR Signal Pulse Width
FIR Signal Double Pulse Width
FIR Transmitter Data Rate Tolerance
FIR Receiver Edge Jitter, % of Nominal Bit
Duration
MIR
FIR
Figure 8-42. Fast IR (MIR and FIR) Timing Diagram
Table 8-30. Fast IR Port Timing Parameters
(Continued)
t
t
MPW
FPW
Symbol
Chips
Data
413
t
MWN
Min
120
245
215
60
90
t
FDPW
-25
1
t
MWN
Max
0.01%
130
160
255
285
0.1%
2.9%
4.0%
+25
Unit
ns
ns
ns
ns
ns
ns
Comments
Transmitter
Receiver
Transmitter
Receiver
Transmitter
Receiver
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