SA9122EPA Ver la hoja de datos (PDF) - South African Micro Electronic Systems

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SA9122EPA

SINGLE PHASE UNIDIRECTIONAL POWER/ENERGY METERING IC WITH SEPERATE 64 SEGMENT LCD DRIVER

South African Micro Electronic Systems 

SA9122E

Parts List for Application Circuit: Figure 1

Item Symbol Description

1

IC-1 SA9122E

2

XTAL Crystal, 3.5795MHz

3

R1

Resistor, 1% metal

4

R2

Resistor, 1% metal

5

R3

Resistor, 390k, (230VAC) 1%, metal

6

R4

Resistor, 1M, 1/4W, 1%, metal

7

R6

Resistor, 24k, 1/4W, 1%, metal

8

R7

Resistor, 24k, 1/4W, 1%, metal

9

R8

Resistor, 820Ω, 1/4W, 1%

10

R9

Resistor, 820Ω, 1/4W, 1%

11

C1

Capacitor, 560pF

12

C2

Capacitor, 560pF

13

C3

Capacitor, 3.3nF

14

C4

Capacitor, 3.3nF

15

C5

Capacitor, 100nF

16

C6

Capacitor, 100nF

17

C7

Capacitor, 820nF

18

LCD LCD 64 Segment, 4 back plane

19

RSH Shunt Resistor

Detail

DIP-40/PLCC-44

Colour burst TV

Note 1

Note 1

Note 2

Note 3

Note 1: Resistor (R1 and R2) values are dependant upon the selected value of RSH.

Note 2: Capacitor (C7) to be positioned as close to Supply Pins (V & V ) of IC-1 as

DD

SS

possible.

Note 3: See TYPICAL APPLICATIONS when selecting the value of RSH.

ORDERING INFORMATION

Part Number

Package

SA9122EPA

DIP-40

SA9122EFA

PLCC-44

sames

11/12

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