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Telecom Line Cards: T1, E1, J1
Framers: T1, J1 Only
DATA SHEETS
Display
Title / Parts
Key Advantages
QV
PDF
T1/E1/J1/64KCC BITS Element
DS26504
QV
PDF
Enhanced Quad T1 Framer
DS21Q42
QV
PDF
4 x 4 16 Channel T1 Framer / 4 x 3 12 Channel T1 Framer
DS21FF42, DS21FT42
QV
PDF
T1 Controller
DS2141A
Key Specifications: T/E Carrier & Packetized Products
Part Number
Transmission Standard
Functions
Number of Channels
5V-Tolerant I/O
Supply Voltage (V)
Package
Smallest Available Package (max w/pins) (mm
2
)
DS21FF42
T1/J1
Framer
16
Yes
3.3
BGA/300
MCMBGA/300
729
DS21FT42
T1/J1
Framer
12
Yes
3.3
MCMBGA/300
729
DS21Q42
T1/J1
Framer
4
Yes
3.3
LQFP/128
360
See All T/E Carrier & Packetized Products (96)
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