參數(shù)資料
型號: MCP2122T-E/SNG
廠商: Microchip Technology
文件頁數(shù): 16/34頁
文件大小: 0K
描述: IC ENCODER/DECODR INFRARED 8SOIC
標(biāo)準(zhǔn)包裝: 3,300
類型: 紅外線編碼器/解碼器
應(yīng)用: 數(shù)據(jù)記錄,數(shù)據(jù)交換
電壓 - 電源,模擬: 1.8 V ~ 5.5 V
電壓 - 電源,數(shù)字: 1.8 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOICN
包裝: 帶卷 (TR)
配用: MCP212XDM-ND - BOARD DEVELOPMENT IRDA
其它名稱: MCP2122T-E/SNGR
MCP2122T-E/SNGR-ND
2004 Microchip Technology Inc.
Preliminary
DS21894B-page 23
MCP2122
FIGURE 4-7:
16XCLK AND THE TX AND TXIR WAVEFORMS
TABLE 4-7:
TX AND TXIR REQUIREMENTS
AC Characteristics
Standard Operating Conditions (unless otherwise specified)
Operating Temperature: –40
°C ≤ TA ≤ +125°C (Extended)
Operating Voltage VDD range is described in
Param.
No.
Symbol
Characteristic
Min
Typ (1)
Max
Units Conditions
IR113
TTXRF
TX pin rise time and fall time
25
ns
IR114
TTXJ
TX to 16XCLK jitter
1
TXCLK Note 2
IR120 TTXL2TXIRH TX falling edge (
↓) to
TXIR rising edge (
↑) (1)
7—
8
TXCLK
TTXIRPW TXIR pulse width
Smaller of
IR121A
3
3
TXCLK At 115200 baud
IR121B
1.41
3.5
5
s
At 9600 baud (Note 3)
IR122
TTXIRP
TXIR bit period
16
TXCLK
20C
TTXIRR
TXIR pin rise time
10
25
ns
VDD
≥ 2.7V (Note 2)
20D
10
60
ns
VDD = 1.8V (Note 2)
21C
TTXIRF
TXIR pin fall time
10
25
ns
Note 1: Data in the Typical (“Typ”) column is at 5V, +25
°C, unless otherwise stated. These parameters are for
design guidance only and are not tested.
2: These parameters (shaded) are characterized but are not tested. These values should be used for design
guidance only.
3: This specification is not tested. This value is from the design target
16XCLK
01
Data bit x
Data bit x+1
16 CLK
Bit Value
to TX
IR121A
6 CLK
TXIRI (3 * 16XCLK pulses)
IR113
IR122
IR113
IR114
IR115
TXIR Time Out
IR121C
TXIR pin
IR124
IR123
IR121B
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