参数资料
型号: DS1875T+
厂商: Maxim Integrated Products
文件页数: 79/92页
文件大小: 0K
描述: IC SFP CTRLR/TRIPLEXER 38-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 90
应用: 光纤
接口: I²C
电源电压: 2.85 V ~ 3.9 V
封装/外壳: 38-WFQFN 裸露焊盘
供应商设备封装: 38-TQFN(5x7)
包装: 管件
安装类型: 表面贴装
产品目录页面: 1431 (CN2011-ZH PDF)
DS1875
PON Triplexer and SFP Controller
80
______________________________________________________________________________________
Table 02h, Register C0h: DPU
FACTORY DEFAULT
00h
READ ACCESS
PW2
WRITE ACCESS
PW2
MEMORY TYPE
Nonvolatile (SEE)
C0h
INV M3QT
MUX M3QT
INV LOS
MUX LOS
D3 CNTL
D2 CNTL
D1 CNTL
D0 CNTL
BIT 7
BIT 0
BIT 7
INV M3QT: Inverts the internal M3QT signal to output pin D2 if MUX M3QT is set. If MUX M3QT is
not set, this bit’s value is a don’t care.
0 = (Default) Noninverted M3QT to D2 pin.
1 = Inverted M3QT to D2 pin.
BIT 6
MUX M3QT: Chooses the control for D2 output pin.
0 = (Default) D2 is controlled by bit D2 IN found in byte 79h.
1 = M3QT is buffered to D2 pin.
BIT 5
INV LOS: Inverts the buffered input pin LOSI to output pin D0 if MUX LOS is set. If MUX LOS is
not set, this bit’s value is a don’t care.
0 = (Default) Noninverted LOSI to D0 pin.
1 = Inverted LOSI to D0 pin.
BIT 4
MUX LOS: Chooses the control for D0 output pin.
0 = (Default) DO is controlled by bit D0 IN found in byte 79h.
1 = LOSI is buffered to D0 pin.
BIT 3
D3 CNTL: At power-on, this bit’s value is loaded into bit D3 OUT of byte 78h to control the output
pin D3.
0 = (Default)
BIT 2
D2 CNTL: At power-on, this bit’s value is loaded into bit D2 OUT of byte 78h to control the output
pin D2.
0 = (Default)
BIT 1
D1 CNTL: At power-on, this bit’s value is loaded into bit D1 OUT of byte 78h to control the output
pin D1.
0 = (Default)
BIT 0
D0 CNTL: At power-on, this bit’s value is loaded into bit D0 OUT of byte 78h to control the output
pin D0.
0 = (Default)
Controls the power-on values for D3, D2, D1, and D0 output pins and mux and invertion of the LOSI pin.
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