MT8870DSR1 Zarlink, MT8870DSR1 Datasheet - Page 15

• Manufacturer Part Number: MT8870DSR1
• Description: DTMF RX 3.58MHz CMOS 5V 18-Pin SOIC T/R
• Manufacturer: Zarlink

Specifications of MT8870DSR1

• Package: 18SOIC
• Operating Frequency: 3.58 MHz
• Typical Supply Current: 3 mA
• Typical Operating Supply Voltage: 5 V
• Minimum Operating Supply Voltage: 4.75 V
• Maximum Operating Supply Voltage: 5.25 V

DTMF
Input
C
1
X-tal
R
R
2
1
Figure 10 - Single-Ended Input Configuration
MT8870D/MT8870D-1
IN+
IN-
GS
V
INH
PDWN
OSC 1
OSC 2
V
MT8870D/MT8870D-1
Ref
SS
V
DD
Zarlink Semiconductor Inc.
St/GT
TOE
V
StD
ESt
Q4
Q3
Q2
Q1
DD
15
C
R
2
3
NOTES:
R
R
C
X-tal=3.579545 MHz ± 0.1%
1
3
1
,R
=300 KΩ ± 1%
,C
2
2
=100 KΩ ± 1%
=100 nF ± 5%
Data Sheet