m28333-3x Mindspeed Technologies, m28333-3x Datasheet - Page 49

• Manufacturer Part Number: m28333-3x
• Description: Single/dual/triple E3/ds3/sts-1 Line Interface Unit
• Manufacturer: Mindspeed Technologies

M28331/M28332/M28333 (–3x)
Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit
Table 2-10. Transmitter Specifications
Figure 2-14. Test Setup for Measurement of Output Pulse Amplitude
28333-DSH-003-A
Output return loss (at cable
interface using recommended
ext. components)
Output amplitude using test setup
in
NOTE:
Pulse Symmetry
(Positive/Negative pulse
amplitude ratio)
Input impedance
Input voltage range
Input pulse threshold
TLOS asserted
Figure
Does not include ext.
component variation.
2-14.
Parameter
TX
860–1,720 kHz
1,720–34,368 kHz
34,368–51,550 kHz
E3MODE = 1, E3 rate
E3MODE = 0, LBO = 0, DS3 rate
E3MODE = 0, LBO = 1, DS3 rate
E3MODE = 0, LBO = 0, STS-1 rate
E3MODE = 0, LBO = 0, STS-1 rate
E3MODE = 1, E3 rate
All other modes
TMONP, TMONM
TMONP, TMONM to ground
(TMONP – TMONM)
Number of TCLKs with no input
pulse
TMONM
TMONP
Mindspeed Technologies
TLINEP
TLINEM
Conditions
31.6
31.6
1:1
±
0.95
™
Min
0.9
0.9
7.5
30
6
8
8
0
0.3
2.10 Transceiver Specification Tables
Nom
±
0.97
0.80
0.95
0.78
1.0
1.0
1.0
20
20
14
10
—
32
0.5
2.0 Functional Description
75
TVDD
Max
±
0.85
0.85
1.05
12.5
1.1
1.1
—
34
0.7
dB
V
V/V
k
V
V
# T
peak
Units
SYM
2-25