參數(shù)資料
型號: DS21FT42
廠商: Maxim Integrated Products
文件頁數(shù): 114/114頁
文件大?。?/td> 0K
描述: IC FRAMER T1 4X3 12CH 300-BGA
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 40
控制器類型: T1 調幀器
接口: 并行/串行
電源電壓: 2.97 V ~ 3.63 V
電流 - 電源: 225mA
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 300-BBGA
供應商設備封裝: 300-PBGA(27x27)
包裝: 管件
DS21FT42/DS21FF42
99 of 114
TRANSMIT SIDE 1.544 MHz BOUNDARY TIMING
(with elastic store enabled) Figure 23-11
TRANSMIT SIDE 2.048 MHz BOUNDARY TIMING
(with elastic store enabled) Figure 23-12
TSER
LSB MSB
F
MSB
CHANNEL 23
CHANNEL 24
LSB
CHANNEL 1
TCHCLK
TCHBLK
TSYSCLK
TSSYNC
1
Notes:
1. TCHBLK is programmed to block channel 24 (if the TPCSI bit is set, then the signaling data at
TSIG will be ignored during channel 24).
TSIG
A
CHANNEL 23
CHANNEL 24
D/B
CHANNEL 1
C/A
B
A
BC/A
D/B
TSER
LSB MSB
LSB
CHANNEL 1
TCHCLK
TCHBLK
TSYSCLK
TSSYNC
CHANNEL 31
CHANNEL 32
1
Notes:
1. TSER data in channels 1, 5, 9, 13, 17, 21, 25, and 29 is ignored
2. TCHBLK is programmed to block channel 31 (if the TPCSI bit is set, then the signaling data at TSIG
will be ignored).
3. TCHBLK is forced to one in the same channels as TSER is ignored (see Note 1)
4. The F-bit position (MSB position of channel 1) for the T1 frame is sampled and passed through the
transmit side elastic store (normally the transmit side formatter overwrites the F-bit position unless the
formatter is programmed to pass-through the F-bit position)
TSIG
D/B
CHANNEL 1
CHANNEL 31
CHANNEL 32
C/D
B
A
C/A
B
A
2,3
F4
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