参数资料
型号: DS1874T+
厂商: Maxim Integrated
文件页数: 76/88页
文件大小: 0K
描述: IC CTLR SFP+ ANLG LDD 28-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
类型: 激光二极管控制器
通道数: 1
电源电压: 2.85 V ~ 3.9 V
电流 - 电源: 2.5mA
工作温度: -40°C ~ 95°C
封装/外壳: 28-WFQFN 裸露焊盘
供应商设备封装: 28-TQFN-EP(5x5)
包装: 管件
安装类型: 表面贴装
其它名称: 90-1874T+000
SFP+ Controller with Digital LDD Interface
Table 02h, Register CBh–CCh: BIAS REGISTER
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
0000h
PW2 or (PW1 and RWTBL246) or (PW1 and RTBL246)
N/A
Volatile
CBh
CCh
RESERVED
2 7
RESERVED
2 6
RESERVED
2 5
RESERVED
2 4
RESERVED
2 3
RESERVED
2 2
RESERVED
2 1
2 8
2 0
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.
Table 02h, Register CDh: APC DAC
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
00h
PW2 or (PW1 and RWTBL246) or (PW1 and RTBL246)
(PW2 and APC EN = 0) or (PW1 and RWTBL246 and APC EN = 0)
Volatile
CDh
2 7
2 6
2 5
2 4
2 3
2 2
2 1
2 0
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.
Table 02h, Register CEh: DEVICE ID
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
74h
PW2 or (PW1 and RWTBL246) or (PW1 and RTBL246)
N/A
ROM
CEh
0
1
1
1
0
1
0
0
BIT 7
Hardwired connections to show the device ID.
BIT 0
76
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