ds21ft40 Maxim Integrated Products, Inc., ds21ft40 Datasheet - Page 67

• Manufacturer Part Number: ds21ft40
• Description: Ds21ft40 Four X Three 12 Channel E1 Framer
• Manufacturer: Maxim Integrated Products, Inc.

16.
Receive Side Timing Figure 16-1
RECEIVE SIDE BOUNDARY TIMING (with elastic store disabled) Figure 16-2
FRAME#
RSYNC /
RFSYNC
RPOS, RNEG 1
RSYNC
1
RSYNC
2
RCLK
RSER
TIMING DIAGRAMS
Notes:
1. RSYNC in the frame mode (RCR1.6 = 0)
2. RSYNC in the multiframe mode (RCR1.6 = 1)
3. This diagram assumes the CAS MF begins with the FAS word
14
Notes:
1. There is a 6 RCLK delay from RPOS, RNEG to RSER
2. Shown is a non-align frame boundary
MSB
15 16
LSB
1
Si
CHANNEL 32
2
1
3
A
CHANNEL 1
4
Sa4
5
Sa5 Sa6 Sa7 Sa8
6
LSB
7
8
Si
9
1
10
MSB
67 of 87
A
11
CHANNEL 1
Sa4
12 13
Sa5 Sa6 Sa7 Sa8
CHANNEL 2
14
15 16
1
MSB
2
LSB
CHANNEL 2
3
4
5
6
DS21FT40