LPC47B272-MS SMSC, LPC47B272-MS Datasheet - Page 184

• Manufacturer Part Number: LPC47B272-MS
• Description: IC CTRLR SUPER I/O LPC 100-QFP
• Manufacturer: SMSC

Specifications of LPC47B272-MS

• Controller Type: I/O Controller
• Interface: LPC
• Voltage - Supply: 3.3V
• Current - Supply: 15mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1019

SMSC LPC47B27x
No te s:
1. Recei ve Pu lse Detection C ri te ria: A re ceived p ulse is consi dered d etecte d if the
2. IR RX:
n IRRX
IRRX
DATA
t1
t1
t1
t1
t1
t1
t1
t2
t2
t2
t2
t2
t2
t2
receive d p ulse is a mini mum o f 1.41µ s.
nIRRX: L5, CRF1 Bi t 0 = 0 (defaul t)
Pulse Width at 1 15kba ud
Pul se Wid th at 57.6kba ud
Pul se Wid th at 38.4kba ud
Pul se Wid th at 19.2kba ud
Pu lse Wi dth a t 9.6kba ud
Pu lse Wi dth a t 4.8kba ud
Pu lse Wi dth a t 2.4kba ud
Bit Time at 1 15kba ud
Bit Time at 57.6kba ud
Bit Time at 38.4kba ud
Bit Time at 19.2kba ud
Bi t Ti me a t 9.6kba ud
Bi t Ti me a t 4.8kba ud
Bi t Ti me a t 2.4kba ud
L5, CRF1 Bit 0 = 1
0
t2
t1
t2
1
FIGURE 25 - IrDA RECEIVE TIMING
Pa rame ter
t1
0
DATASHEET
1
0
- 184 -
0
min
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1
3.22
19.5
8.68
17.4
1 04
2 08
4 16
ty p
1.6
4.8
9.7
39
78
26
52
1
m ax
1 1.07
2 2.13
4 4.27
8 8.55
2.71
3.69
5.53
0
1
units
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
1
Rev. 04-17-07