DS21FT42 Maxim Integrated Products, DS21FT42 Datasheet - Page 97

• Manufacturer Part Number: DS21FT42
• Description: IC FRAMER T1 4X3 12CH 300-BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS21FT42

• Controller Type: T1 Framer
• Interface: Parallel/Serial
• Voltage - Supply: 2.97 V ~ 3.63 V
• Current - Supply: 225mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 300-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

RECEIVE SIDE INTERLEAVED BUS OPERATION FRAME MODE TIMING
Figure 23-7
SYSCLK
TRANSMIT SIDE D4 TIMING Figure 23-8
RSYNC
RSYNC
RSER
RSER
RSER
FRAME#
RSIG
RSIG
RSIG
TSYNC
TSYNC
TSYNC
TLCLK
TLINK
1
1
2
2
S
3
Notes:
1. 4.096 MHz bus configuration.
2. 8.192 MHz bus configuration.
3. RSYNC is in the input mode (RCR2.3 = 1).
FR2 CH1-32 FR3 CH1-32
FR2 CH1-32 FR3 CH1-32
1
2
3
4
Notes:
1. TSYNC in the frame mode (TCR2.3 = 0) and double-wide frame sync is not enabled (TCR2.4 = 0)
2. TSYNC in the frame mode (TCR2.3 = 0) and double-wide frame sync is enabled (TCR2.4 = 1)
3. TSYNC in the multiframe mode (TCR2.3 = 1)
4. TLINK data (Fs - bits) is sampled during the F-bit position of even frames for insertion into the
5. TLINK and TLCLK are not synchronous with TFSYNC
FRAMER 3, CHANNEL 32
FRAMER 3, CHANNEL 32
outgoing T1 stream when enabled via TCR1.2
S
FR1 CH1-32
FR1 CH1-32
1
A
2
B
C/A
3
FR0 CH1-32
FR0 CH1-32
LSB
D/B
4
FR0 CH1-32
FR0 CH1-32
g
MSB
5
FR1 CH1-32
FR1 CH1-32
FRAMER 0, CHANNEL 1
FRAMER 0, CHANNEL 1
6
7
FR2 CH1-32
FR2 CH1-32
BIT DETAIL
8
A
FR1 CH1-32
FR1 CH1-32
B
FR3 CH1-32
FR3 CH1-32
9
C/D
97 of 114
10
LSB
D/B
FR0 CH1-32
FR0 CH1-32
11
MSB
FR0 CH1-32
FR0 CH1-32
12
FRAMER 0, CHANNEL 2
FRAMER 0, CHANNEL 2
FR1 CH1-32
FR1 CH1-32
1
2
FR2 CH1-32
FR2 CH1-32
A
3
B
FR1 CH1-32
FR1 CH1-32
4
C/D
FR3 CH1-32
FR3 CH1-32
LSB
D/B
5