MCP2122-ESNG Просмотр технического описания (PDF) - Microchip Technology

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MCP2122-ESNG

Infrared Encoder/Decoder

Microchip Technology 

MCP2122

FIGURE 4-4:

I/O WAVEFORM

16XCLK

RX or

TXIR Pin

Old Value

20, 21

Note: Refer to Figure 4-2 for load conditions.

New Value

TABLE 4-4: I/O TIMING REQUIREMENTS

AC Characteristics

Standard Operating Conditions (unless otherwise specified)

Operating Temperature: –40°C ≤ TA ≤ +125°C (Extended)

Operating Voltage VDD range is described in

Section 4.1 “DC Characteristics”

Param.

No.

Sym

Characteristic

Min

Typ (1) Max Units

Conditions

20A

ToR RX pin rise time (2, 3)

—

10

25

ns VDD ≥ 2.7V (Note 3)

20B

—

10

60

ns VDD = 1.8V (Note 3)

20C

TXIR pin rise time (2, 3)

—

10

25

ns VDD ≥ 2.7V (Note 3)

20D

21A

ToF RX pin fall time (2, 3)

21C

TXIR pin fall time (2, 3)

—

10

60

ns VDD = 1.8V (Note 3)

—

10

35

ns Note 3

—

10

25

ns Note 3

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: See Figure 4-2 for loading conditions.

3: These parameters (shaded) are characterized but are not tested. These values should be used for design

guidance only.

DS21894B-page 20

Preliminary

 2004 Microchip Technology Inc.

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