mt8889csr1 Zarlink Semiconductor, mt8889csr1 Datasheet - Page 20
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mt8889csr1
Manufacturer Part Number
mt8889csr1
Description
Integrated Dtmf Transceiver With Adaptive Micro Interface
Manufacturer
Zarlink Semiconductor
Datasheet
1.MT8889CSR1.pdf
(28 pages)
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MT8889CSR1
Manufacturer:
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Quantity:
150
AC Electrical Characteristics
† Characteristics are over recommended operating conditions unless otherwise stated
‡ Typical figures are at 25
AC Electrical Characteristics
selectable as per Figures 5, 6 and 7.
† Characteristics are over recommended operating conditions unless otherwise stated
‡ Typical figures are at 25
AC Electrical Characteristics
10
12
13
14
15
11
1
2
3
4
1
2
3
4
1
2
3
4
5
6
7
8
9
Accept Bandwidth
Lower freq. (REJECT)
Upper freq. (REJECT)
Call progress tone detect level (total power)
Minimum tone accept duration
Maximum tone reject duration
Minimum interdigit pause duration
Maximum tone drop-out duration
O
N
N
O
N
O
U
T
E
T
E
T
I
Tone present detect time
Tone absent detect time
Delay St to b3
Delay St to RX
Tone burst duration
Tone pause duration
Tone burst duration (extended)
Tone pause duration (extended)
High group output level
Low group output level
Pre-emphasis
Output distortion (Single Tone)
Frequency deviation
Output load resistance
Characteristics
Characteristics
°
°
Characteristics
C, V
C, V
DD
DD
0
-RX
=5V, and for design aid only: not guaranteed and not subject to production testing
=5V, and for design aid only: not guaranteed and not subject to production testing
3
†
†
† - Voltages are with respect to ground (V
- Call Progress -
- DTMF Reception -
V
Zarlink Semiconductor Inc.
V
t
Sym.
t
t
THD
PStRX
t
BSTE
PStb3
HOUT
dB
R
t
t
LOUT
t
BST
t
f
DA
PSE
DP
PS
D
LT
Voltages are with respect to ground (V
MT8889C
P
Sym.
Sym.
t
t
f
f
t
REC
REC
t
f
HR
DO
LR
ID
A
Typical DTMF tone accept and reject requirements. Actual values are user
20
Min.
100
100
-6.1
-8.1
0.5
50
50
10
3
0
Min.
Min.
310
-30
SS
Typ.
±0.7
-35
), unless otherwise stated.
11
13
4
8
2
Typ.
Typ.
290
540
40
20
40
20
‡
‡
‡
Max.
±1.5
104
104
-2.1
-4.1
8.5
14
52
52
50
3
Max.
Max.
500
SS
), unless otherwise stated.
Units
dBm
dBm
kΩ
ms
ms
ms
ms
ms
ms
dB
dB
µs
µs
Units
%
Units
dBm
ms
ms
ms
ms
Hz
Hz
Hz
Note 11
Note 11
See Figure 7
See Figure 7
DTMF mode
DTMF mode
Call Progress mode
Call Progress mode
R
R
R
25 kHz Bandwidth
R
f
C
L
L
L
L
=3.579545 MHz
=10kΩ
=10kΩ
=10kΩ
=10kΩ
@ -25 dBm,
Note 9
@ -25 dBm
@ -25 dBm
Conditions
Conditions
Conditions
Data Sheet