Because RFL™ and Hubbell® have a policy of continuous product improvement, we reserve the right to change designs and specifications without notice.
Section 10. REFERENCE DATA
10.1 SF AND ESF FORMATS
See Figures 10-1 and 10-2.
Figure 10-1. T1 Superframe (SF) format
BIT 1
BIT 2
BIT 3
BIT 4
BIT 5 BIT 6
BIT 7
BIT 8
TS 1
TS 2
TS 3
TS 4
FR
AME 1
FRAME 2
FRAME 3
TS 2
2
TS 23 TS 24
FRAME 11
FRAME 12
FRAME
(OVERHEAD)
BIT
ONE TIME SLOT BYTE (8 BITS)
GENERATED 8,000 TIMES PER SECOND
(8 BITS x 8,000/SEC = 64 kbps
ONE T1 FRAME (24 8-BIT TIME SLOT BYTES PLUS ONE FRAME BIT, 193 BITS TOTAL)
GENERATED 8,000 TIMES PER SECOND (193 x 8,000 =1.544 Mbps)
ONE T1 SUPERFRAME (12 FRAMES: 2,316 BITS TOTAL)
BIT 1
BIT 2
BIT 3
BIT 4
BIT 5 BIT 6
BIT 7
BIT 8
TS 1
TS 2
TS 3
TS 4
FR
AME 1
FRAME 2
FRAME 3
TS 2
2
TS 23 TS 24
FRAME 23
FRAME 24
FRAME
(OVERHEAD)
BIT
ONE TIME SLOT BYTE (8 BITS)
GENERATED 8,000 TIMES PER SECOND
(8 BITS x 8,000/SEC = 64 kbps
ONE T1 FRAME (24 8-BIT TIME SLOT BYTES PLUS ONE FRAME BIT, 193 BITS TOTAL)
GENERATED 8,000 TIMES PER SECOND (193 x 8,000 =1.544 Mbps)
ONE T1 EXTENDED SUPERFRAME (24 FRAMES: 4,632 BITS TOTAL)
Figure 10-2. T1 Extended Superframe (ESF) format
M-DACS-T1 RFL Electronics Inc.
April 1, 2007 10-1 (973) 334-3100