DS21FF44 Maxim Integrated Products, DS21FF44 Datasheet - Page 98

• Manufacturer Part Number: DS21FF44
• Description: IC FRAMER E1 4X4 16CH 300-BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS21FF44

• Controller Type: E1 Framer
• Interface: Parallel/Serial
• Voltage - Supply: 2.97 V ~ 3.63 V
• Current - Supply: 300mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 300-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 22-10. TRANSMIT SIDE 2.048MHz BOUNDARY TIMING (With Elastic
Store Enabled)
TCHBLK
Figure 22-11. G.802 TIMING
TSYSCLK
TCHCLK
TSSYNC
RCHCLK/TCHCLK
RCHBLK/TCHBLK
TSER
TSIG
RSYNC/TSYNC
Notes:
1. RCHBLK or TCHBLK is programmed to pulse high during timeslots
TIMESLOT #
1
1 to 15, 17 to 25, and during bit 1 of timeslot 26
Notes:
1. TCHBLK is programmed to block channel 31
1
30
CHANNEL 31
CHANNEL 31
31
0
A
1
2 3 4 5 6 7 8 910
B
C
LSB MSB
D
RCHCLK/TCHCLK
RCHBLK/TCHBLK
RCLK / RSYSCLK
TCLK / TSYSCLK
111213141516
RSER/TSER
CHANNEL 32
CHANNEL 32
98 of 117
17
A
18
19202122232425262728293031 0 1 2 3 4
B
Timeslot 25
C
LSB
D
MSB
detail
LSB
MSB
CHANNEL 1
CHANNEL 1
Timeslot 26
A