ds26504 Maxim Integrated Products, Inc., ds26504 Datasheet - Page 12

• Manufacturer Part Number: ds26504
• Description: Ds26504 T1/e1/j1/64kcc Bits Element
• Manufacturer: Maxim Integrated Products, Inc.

Figure 3-2. Loopback Mux Diagram (T1/E1 Modes Only)
Figure 3-3. Transmit PLL Clock Mux Diagram
RECOVERED CLOCK
FROM RX
TCLK PIN
JA CLOCK
TO TX
LIU
LIU
+ DATA
- DATA
+ DATA
CLOCK
- DATA
CLOCK
TPCR.2
(HARDWARE MODE PIN NAME)
TPCR.3
TPCR.4
OUTPUT = 8kHz -
SEL
IN
19.44MHz
LOOPBACK
TX PLL
REMOTE
(LBCR.4)
ENABLED AND
ENABLED AND
ATTENUATOR
ATTENUATOR
IN RX PATH
IN TX PATH
12 of 128
JITTER
JITTER
LOOPBACK
(LBCR.3)
TPCR.6
TPCR.7
LOCAL
OUT
SEL
(TCSS0)
(TCSS1)
TPCR.0
TPCR.1
+ DATA
- DATA
+ DATA
- DATA
TX CLOCK
RCLK
TPCR.5
FORMATTER
FRAMER
FROM TX
TO RX
PLL_OUT PIN
TX CLOCK