参数资料
型号: DS1875T+
厂商: Maxim Integrated Products
文件页数: 66/92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
Table 02h, Register 8Dh: COMP RANGING
FACTORY DEFAULT
00h
READ ACCESS
PW2
WRITE ACCESS
PW2
MEMORY TYPE
Nonvolatile (SEE)
8Dh
RESERVED
BIAS2
BIAS1
BIAS0
RESERVED
APC2
APC1
APC0
BIT 7
BIT 0
The upper nibble of this byte controls the full-scale range of the quick-trip monitoring for BIAS. The lower nibble
of this byte controls the full-scale range for the quick-trip monitoring of the APC reference as well as the closed-
loop monitoring of APC.
BIT 7
RESERVED (Default = 0)
BITS 6:4
BIAS[2:0] BIAS Full-Scale Ranging. 3-bit value to select the FS comparison voltage for BIAS found
on MON1. Default is 000b and creates a FS of 1.25V.
BIAS[2:0]
% OF 1.25V
FS VOLTAGE (V)
000b
100.00
1.250
001b
80.04
1.001
010b
66.73
0.834
011b
50.10
0.626
100b
40.11
0.501
101b
33.45
0.418
110b
28.69
0.359
111b
25.12
0.314
BIT 3
RESERVED (Default = 0)
BITS 2:0
APC[2:0] APC Full-Scale Ranging. 3-bit value to select the FS comparison voltage for BMD with
the APC. Default is 000b and creates a FS of 2.5V.
APC[2:0]
% OF 2.50V
FS VOLTAGE (V)
000b
100.00
1.250
001b
80.04
1.001
010b
66.73
0.834
011b
50.10
0.626
100b
40.11
0.501
101b
33.45
0.418
110b
28.69
0.359
111b
25.12
0.314
PON Triplexer and SFP Controller
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