TP5088N National Semiconductor, TP5088N Datasheet - Page 4

• Manufacturer Part Number: TP5088N
• Description: IC DTMF GEN FOR BIN DATA 14 DIP
• Manufacturer: National Semiconductor

Specifications of TP5088N

• Function: DTMF Generator
• Voltage - Supply: 3.5V
• Current - Supply: 1.5mA
• Power (watts): 500mW
• Operating Temperature: -30°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: *
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Interface: -
• Number Of Circuits: -
• Other names: *TP5088N

Timing Diagram
Equivalent
Keyboard
X
A
B
C
D
1
2
3
4
5
6
7
8
9
0
FIGURE 2
D3
X
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
Data Inputs
D2
X
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
TABLE II Functional Truth Table
D1
X
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
TL H 5004– 3
D0
X
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
4
Typical Application
ENABLE
TONE
Adjust R
0
E
for desired tone amplitude
f
L
697
697
697
770
770
770
852
852
852
941
941
941
697
770
852
941
0V
(Hz)
TONES OUT
FIGURE 3
f
H
1209
1336
1477
1209
1336
1477
1209
1336
1477
1336
1209
1477
1633
1633
1633
1633
0V
(Hz)
MUTE
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
O C
0V
TL H 5004 – 4