参数资料
型号: DS1884T+T
厂商: Maxim Integrated Products
文件页数: 3/92页
文件大小: 0K
描述: IC SFP PON ONU CTRLR 24TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
产品变化通告: DS1884 Series Discontinuation 03/Aug/2012
标准包装: 2,500
系列: *
DS1884
SFP and PON ONU Controller
with Digital LDD Interface
11
Maxim Integrated
DAC ELECTRICAL CHARACTERISTICS
(VCC = +2.85V to +3.6V, TA = -40NC to +95NC, unless otherwise noted.)
ANALOG VOLTAGE MONITORING CHARACTERISTICS
(VCC = +2.85V to +3.6V, TA = -40NC to +95NC, unless otherwise noted.)
DIGITAL THERMOMETER CHARACTERISTICS
(VCC = +2.85V to +3.6V, TA = -40NC to +95NC, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Delta-Sigma Input Clock
Frequency
fDS
2
MHz
Reference Voltage Input (REFIN)
VREFIN
Minimum 0.1F to GND
2
VCC
V
Output Range
0
VREFIN
V
Output Resolution
See the Delta-Sigma Output and Reference
section for details (DAC FS[9:2] = FFh)
10
Bits
Output Impedance
RDS
VREFIN = 2.5V
45
100
I
Recovery After Power-Up
tINIT_DAC From VCC > VCC LO alarm or warning
See the Startup Timing
Characteristics table
ms
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
ADC Resolution
(Note 3)
13
Bits
INL
TA = +25NC
-3
+3
LSB
DNL
-1
+1
LSB
Update Rate for Temperature,
TXMON (TXB/TXP), RSSIP-
RSSIN, VCC
tRR
RSSIP-RSSIN requires only a coarse con-
version (Note 4)
30
ms
Update Rate for RSSIP-RSSIN
tR/R2
RSSIP-RSSIN requires a fine conversion
36
ms
Input/Supply Offset (TXMON,
RSSIP, RSSIN, VCC)
VOS
(Notes 4, 5)
-1
0
+1
LSB
Factory Setting Full Scale
TXMON and RSSIP-RSSIN coarse
(Notes 5, 6)
2.5
V
VCC (Note 6)
6.5536
RSSIP-RSSIN fine (Note 6)
312.5
V
Temperature LSB Weighting
1/256
N
C
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Thermometer Error
TERR
-40NC to +95NC
-2
+2
N
C
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