NTE1690 데이터 시트보기 (PDF) - NTE Electronics

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NTE1690

Integrated Circuit Telephone DTMF Dialer

NTE Electronics 

Pin Connection Diagram

VDD 1

TONE DISABLE Input 2

COL 1 3

COL 2 4

COL 3 5

VSS 6

OSC Input 7

OSC Output 8

16 TONE OUT

15 SINGLE TONE INHIBIT

14 ROW 1

13 ROW 2

12 ROW 3

11 ROW 4

10 MUTE Output

9 COL 4

16

1

.785 (19.9)

Max

.245

(6.22)

Min

.100 (2.54)

.700 (17.7)

9

.260 (6.6) Max

8

.200 (5.08)

Max

.300

(7.62)

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