AD608 Просмотр технического описания (PDF) - Analog Devices

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AD608

Low Power Mixer/Limiter/RSSI 3 V Receiver IF Subsystem

Analog Devices 

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

Table 4. Pin Function Descriptions

Pin No. Mnemonic

1

VPS11

2

COM1

3

LOHI

4

COM2

5

RFHI

6

RFLO

7

MXOP

8

VMID

9

IFHI

10

IFLO

11

RSSI

12

COM3

13

FDBK

14

VPS21

15

LMOP

16

PRUP

VPS1 1

16 PRUP

COM1 2

15 LMOP

LOHI 3

COM2 4

AD608 14 VPS2

TOP VIEW 13 FDBK

RFHI 5 (Not to Scale) 12 COM3

RFLO 6

11 RSSI

MXOP 7

10 IFLO

VMID 8

9 IFHI

Figure 2. Pin Configuration

Description

Positive Supply Input

Common

Local Oscillator Input Connection

Common

RF Input, Noninverting

RF Input, Inverting

Mixer Output

Midpoint Supply Bias Output

IF Input, Noninverting

IF Input, Inverting

Received Signal Strength Indicator Output

Output Common

Offset-Null Feedback Loop Output

Limiter Positive Supply Input

Limiter Output

Power-Up

1 VPOS is used to refer collectively to the VPS1 and VPS2 pins in this data sheet.

AD608

Rev. C | Page 5 of 16

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