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PDF MH89792-3 Data sheet ( Hoja de datos )
| Número de pieza | MH89792-3 | |
| Descripción | E1 Transceiver Preliminary Information | |
| Fabricantes | Mitel Networks | |
| Logotipo |  |
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MH89792
®
E1 Transceiver
Preliminary Information
Features
• Complete primary rate 2048kb/s CEPT line
driver and receiver
• Onboard pulse transformers for transmit and
receive
• Meets latest ETSI requirements (ETSI ETS 300
011 (NET 5))
• Inductorless clock recovery
• Loss of signal indication/ polarity selection
• Programmable polarity of extracted clock &
receive data
• Single +5V operation
• Compatible with all E1 framers
• Small footprint area (<330mm2)
Applications
• Primary rate ISDN network Interface
• Multiplexer equipment
• Private Network links
• Isochronous LANS/WANS
ISSUE 3
April 1995
Ordering Information
MH89792-1 20 Pin SIL Package
MH89792-2 20 Pin SIL Package
MH89792-3 20 Pin SIL Package
0°C to 70°C
Description
The Mitel MH89792 is a low cost E1 line driver/
receiver with clock extraction requiring no external
components. There are three versions available:
MH89792-1 for 120Ω twisted pair cable;
MH89792-2 for 75Ω co-axial links;
MH89792-3 for 100Ω digital twisted pair.
VDD VSS
TxA
TxB
E2o
LOSP
CLKF/
CLKR
RxINV
RxA
RxB
LOS
RxD
Line
Driver
Polarity
Selection
Clock/Data
Transmit
Isolation
Transformer
6dB
Pad
Clock
Recovery
Line
Receiver
Receive
Isolation
Transformer
EQUIPMENT SIDE
Figure 1 - Functional Block Diagram
LINE SIDE
TLA
TLB
RLA
RLB
4-223
1 page  
Preliminary Information
ISOLATION BARRIER
MH89792
1
MH89792
PLL
LINE
CONNECTORS
NETWORK
SIDE
20
NOTES: X = Pin not fitted
Separation across barrier > 2mm recommended.
FRAMER
SYSTEM
SIDE
Figure 3c - Application Circuit
Side View
0.1 Max
(2.5 Max)
0.56 Max
(14.2 Max)
1
2.0 + 0.040
(50.8 + 1.0)
Notes
1) Not to scale
2) Dimensions in inches
3) (Dimensions in millimeters)
* Dimensions to pin center &
tolerance non accumulative.
0.27 Max
(6.9 Max)
0.010 + 0.002
(0.25 + 0.05)
0.05 + 0.0*1
(1.3 + 0.5)
*
0.18 + 0.02
* * (4.6 + 0.5)
0.05 + 0.02 0.020 + 0.005 0.100 + 0.010
(1.225 + 0.05) (0.51 + 0.13) (2.54 + 0.26)
Figure 4 - Mechanical Data
4-227
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet MH89792-3.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| MH89792-1 | E1 Transceiver Preliminary Information | Mitel Networks |
| MH89792-2 | E1 Transceiver Preliminary Information | Mitel Networks |
| MH89792-3 | E1 Transceiver Preliminary Information | Mitel Networks |
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