参数资料
型号: DS1878T+T&R
厂商: Maxim Integrated Products
文件页数: 85/101页
文件大小: 0K
描述: IC CTLR SFP W/DGTL LDD RX 28TQFN
标准包装: 2,500
类型: SFP+ 控制器
输入类型: 模拟,数字
输出类型: 数字
接口: I²C,LDD,串行
电流 - 电源: 2.5mA
安装类型: 表面贴装
封装/外壳: 28-WFQFN 裸露焊盘
供应商设备封装: 28-TQFN-EP(5x5)
包装: 带卷 (TR)
DS1878
SFP+ Controller with Digital LDD Interface
84
______________________________________________________________________________________
Table 02h, Register CBh–CCh: BIAS REGISTER
FACTORY DEFAULT
0000h
READ ACCESS
PW2 or (PW1 and RWTBL246) or (PW1 and RTBL246)
WRITE ACCESS
N/A
MEMORY TYPE
Volatile
CBh
RESERVED
28
CCh
27
26
25
24
23
22
21
20
BIT 7
BIT 0
The digital value used for BIAS and resolved from the APC. This register is updated after each decision of the APC
loop.
FACTORY DEFAULT
00h
READ ACCESS
PW2 or (PW1 and RWTBL246) or (PW1 and RTBL246)
WRITE ACCESS
(PW2 and APC EN = 0) or (PW1 and RWTBL246 and APC EN = 0)
MEMORY TYPE
Volatile
CDh
27
26
25
24
23
22
21
20
BIT 7
BIT 0
The digital value used for APC reference and recalled from Table 06h at the adjusted memory address found in
TINDEX. This register is updated at the end of the temperature conversion.
FACTORY DEFAULT
78h
READ ACCESS
PW2 or (PW1 and RWTBL246) or (PW1 and RTBL246)
WRITE ACCESS
N/A
MEMORY TYPE
ROM
CEh
0
1
0
BIT 7
BIT 0
Hardwired connections to show the device ID.
Table 02h, Register CDh: APC DAC
Table 02h, Register CEh: DEVICE ID
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