mt8870dsr1-1 Zarlink Semiconductor, mt8870dsr1-1 Datasheet - Page 15

• Manufacturer Part Number: mt8870dsr1-1
• Description: Integrated Dtmf Receiver With Enhance Sensitivity
• Manufacturer: Zarlink Semiconductor

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