DS21448N Maxim Integrated Products, DS21448N Datasheet - Page 5

• Manufacturer Part Number: DS21448N
• Description: Network Controller & Processor ICs 3.3V Quad E1-T1-J1 L ine Interface T1-E1-
• Manufacturer: Maxim Integrated Products

Specifications of DS21448N

• Product: Framer
• Number Of Transceivers: 4
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 400 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Package / Case: TEBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1. BLOCK DIAGRAMS
Figure 1-1. Block Diagram
RRING
TRING
TTIP
BIS0
RTIP
CHANNEL 1
CHANNEL 2
2
CHANNEL 3
CHANNEL 4
CONNECTIONS
2
POWER
INTERFACE
SERIAL
MUX (THE SERIAL, PARALLEL, AND HARDWARE INTERFACES
UNFRAMED
INSERTION
ALL-ONES
PARALLEL INTERFACE
SHARE DEVICE PINS)
VCO/PLL
JACLK
5
8
5 of 60
CONTROL AND
ALL BLOCKS)
(ROUTED TO
n
2.048MHz TO
1.544MHz PLL
TYPICAL OF ALL FOUR CHANNELS
CONTROL AND TEST
PORT (ROUTED TO
ALL BLOCKS)
JTAG PORT
See
See
SYNTHESIZER
16.384MHz OR
Figure 1-2
Figure 1-3
8.192MHz OR
4.096MHz OR
MUX
2.048MHz
Semiconductor
DS21448
Dallas
RCL/LOTC
PBEO
HRST
TXDIS/TEST
RCLK
RPOS
RNEG
TPOS
TCLK
TNEG
BPCLK