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T0800-TNQ

更新时间： 2024-01-08 23:09:25

品牌	Logo	应用领域
爱特美尔 - ATMEL		振荡器驱动器射频输出元件
页数	文件大小	规格书
14页	291K
描述
5-CHANNEL LASER DRIVER WITH RF OSCILLATOR AND 2 OUTPUTS

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数据手册

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T0800-TNQ 数据手册

T0800

Figure 2-2. Pinning QFN28

28 27 26 25 24 23 22

21 IOUTA

20 IOUTA

19 GND

RFA

RFB

GND

NE2

NE3

18 RSA

17 RSB

16 IOUTB

15 IOUTB

9 10 11 12 13 14

Table 2-2.

Pin Description: QFN28

Symbol

Type

Analog

Supply

Digital

Supply

Digital

Function

Input current, bias voltage approximately GND

External resistor to GND sets frequency of oscillator A

External resistor to GND sets frequency of oscillator B

Ground

RFA

RFB

GND

NE2

Digital control of channel 2 (low active)

Digital control of channel 3 (low active)

Digital control of channel 4 (low active)

Digital control of channel 5 (low active)

Enables output current (high active)

+5 V power supply IOUT

NE3

NE4

NE5

11, 12

ENABLE

VCC2

ENOSC

Enables RF oscillator (high active)

High: selects IOUTA, RFA, RSA

Low: selects IOUTB, RFB, RSB

SELA

Digital

IOUTB

RSB

RSA

GND

IOUTA

VCC2

VCC1

Analog

Supply

Analog

Supply

–

Output current source B for laser diode

External resistor to GND sets swing of oscillator B

External resistor to GND sets swing of oscillator A

Ground

Output current source A for laser diode

+5 V power supply IOUT

22, 23

+5 V power supply circuit

Not connected

Analog

–

Input current, bias voltage approximately GND

Should be connected with ground

Paddle

–

4503D–DVD–02/05

1 234 5 6 7...14

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