ILA19002

Korzhenevskogo 12, Minsk, 220108, Republic of

Belarus

Fax:

+375 (17) 278 28 22,

Phone: +375 (17) 278 07 11, 212 24 70, 212 24 61,

212 69 16

E-mail: office@bms.by

URL: www.bms.by

9

= Reference current

(typically 50µA)

XTAL is a colour burst TV crystal (f = 3.5795 MHz) for the oscillator. The oscillator

frequency is divided down to 1.7897 MHz on-chip, to supply the digital circuitry and the A/D

converters.

Figure 1: Application Circuit using a Shunt Resistor for Current Sensing.

D1

R9

R10

D2

C14

ZD2

C13

ZD1

XTAL

C15

C9

C10

R8

R5

C11

R

S

H

R2

R1

R7

R3

R4

SUPPLY

LOAD

R6

R11

LED

NC

NC

IC-1

IC-2

4

5

6

3

2

6

7

5

4

3

2

1

1

9

8

10

11

12

13

14