MCP2140 Microchip Technology, Inc., MCP2140 Datasheet - Page 36

• Manufacturer Part Number: MCP2140
• Description: The MCP2140 Embeds Irda Protocol Handling And Bit Encoding/decoding, And Provides The Lowest Cost, Lowest Power Consumption Solution For Adding Irda Connectivity to Embedded Systems
• Manufacturer: Microchip Technology, Inc.

MCP2140
FIGURE 4-9:
TABLE 4-9:
DS21790A-page 36
AC Specifications
* These parameters characterized but not tested.
Param.
IR110A T
IR131A T
IRD060 V
IRD061 V
RXPDREF
IR132
IR133
No.
Note 1: T
BITCLK
RXPDREF
RXPD
RXPD
2: Response time measured with RXPDREF at (V
T
RXPD
RXPD
RXPDBIT
T
RXPD
RXPD
Sym
RESP
BITCLK
PW RXPD pulse width
D
P RXPD/RXPDREF bit period
E IR Pulse Detect Delta Voltage
RXPD/RXPDREF REQUIREMENTS
IRD160
Receive Baud Rate
Quiescent Delta Voltage
between RXPD and
RXPDREF
(RXPD to RXPDREF)
Response Time
Start Bit
= T
IR131B
IR110A
Start Bit
RXPD/RXPDREF WAVEFORMS
RXBIT
IR131A
0
Characteristic
/16.
IRD161
Data bit 7
IR131B
Data bit 7
(2)
1
(1)
Data bit 6
IR131B
Data bit 6
Preliminary
Electrical Characteristics:
Standard Operating Conditions (unless otherwise specified):
Operating Temperature: -40 C
Operating Voltage V
0
0.01
Min
768
20
30
—
—
DD
RXPDREF
Data bit 5
- 1.5V)/2, while RXPD transitions from V
Data bit 5
IR131B
Typ
RXPD
16
—
—
—
—
—
0
DD
range is described in
400 *
Max
768
1.5
Data bit ...
—
—
—
IRD160
IR131B
Data bit ...
1
T
T
Units
A
T
BITCLK
mV
mV
OSC
µs
ns
+85 C (industrial)
2003 Microchip Technology Inc.
IR131B
IRD161
BAUD = 9600
RXPD signal must cross
RXPDREF signal level
0
Section 4.1
Conditions
SS
to V
DD
.