MCP2120-I/SLG Microchip Technology, MCP2120-I/SLG Datasheet - Page 22

• Manufacturer Part Number: MCP2120-I/SLG
• Description: Infrared encoder/decoder, -40C to +85C, 14-SOIC 150mil, TUBE
• Manufacturer: Microchip Technology

MCP2120
FIGURE 4-8:
TABLE 4-8:
DS21618B-page 22
AC Characteristics
Note 1:
Param.
IR100 T
IR120 T
IR121 T
IR122 T
No.
BITCLK
TX
TXIR
TXBIT
TX
TXIR
TXIR
T
BITCLK
L2
Sym
PW
P
TXIR
TX AND TXIR REQUIREMENTS
= T
H TX falling edge (↓) to
Start Bit
IR100
TX and TXIR Waveforms
TXBIT
Transmit Baud Rate
TXIR rising edge (↑)
TXIR pulse width
TXIR bit period
0
/16
IR122
Characteristic
IR120
IR121
Data bit 7
(1)
1
IR122
(1)
Data bit 6
Standard Operating Conditions (unless otherwise specified)
Operating Temperature
Operating Voltage V
Characteristics”
7T
- 8.34 µs
Min
0
768
384
192
128
768
384
192
128
BITCLK
64
64
12
—
IR122
Data bit 5
Typ
16
—
—
—
—
—
—
—
—
—
—
—
7
0
DD
IR122
+ 8.34 µs
7T
range is described in Section 4.1 “DC
Max
768
384
192
128
768
384
192
128
BITCLK
64
64
12
—
8
Data bit ...
–40°C ≤ T
1
T
T
IR122
Units
T
T
T
T
T
T
T
T
T
T
T
BITCLK
BITCLK
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
© 2007 Microchip Technology Inc.
A
Hardware Selection
BAUD2:BAUD0 = 000
BAUD2:BAUD0 = 001
BAUD2:BAUD0 = 010
BAUD2:BAUD0 = 011
BAUD2:BAUD0 = 100
Software Selection
BAUD2:BAUD0 = 111
Hex Command = 0x87
Hex Command = 0x8B
Hex Command = 0x85
Hex Command = 0x83
Hex Command = 0x81
≤ +85°C (industrial)
0
IR122
Conditions