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參數(shù)資料
| 型號： | ADM1069 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | SUPER SEQUENCER-TM WITH MARGINING CONTROL AND AUXILIARY ADC INPUTS |
| 中文描述： | 超時序與裕度控制以及輔助ADC輸入商標(biāo) |
| 文件頁數(shù)： | 4/32頁 |
| 文件大小： | 626K |
| 代理商： | ADM1069 |
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ADM1069
Preliminary Technical Data
SPECIFICATIONS
VH = 3.0 V to 14.4 V
1
, VPn = 3.0 V to 6.0 V
1
, T
A
= 40°C to +85°C, unless otherwise noted.
Table 1.
Parameter
POWER SUPPLY ARBITRATION
VH, VPn
VP
VH
VDDCAP
C
VDDCAP
POWER SUPPLY
Supply Current, I
VH
, I
VPn
Additional Currents
All PDO FET Drivers On
Rev. PrB | Page 4 of 32
Min
3.0
2.7
10
Typ
4.75
4.2
1
Max
6.0
14.4
5.4
6
Unit
V
V
V
V
μF
mA
mA
Test Conditions/Comments
Minimum supply required on one of VPn, VH
Maximum VDDCAP = 5.1 V, typical
VDDCAP = 4.75 V
Regulated LDO output
Minimum recommended decoupling capacitance
VDDCAP = 4.75 V, PDO1–8 off, DACs off, ADC off
VDDCAP = 4.75 V, PDO1-6 loaded with 1 μA each,
PDO7–8 off
Maximum additional load that can be drawn from
all PDO pull-ups to VDDCAP
6 DACs on with 100 μA maximum load on each
Running round-robin loop
1 ms duration only, VDDCAP = 3 V
Midrange
High range
Low range and midrange
No input attenuation error
No input attenuation error
VREF error + DAC nonlinearity + comparator offset
error
Minimum programmable filter length
Maximum programmable filter length
The ADC can convert signals presented to the VH,
VPn, and VX_GPIn pins. VPn and VH input signals
are attenuated depending on selected range. A
signal at the pin corresponding to the selected
range is from 0.573 V to 1.375 V at the ADC input.
Current Available from VDDCAP
2
mA
DACs Supply Current
ADC Supply Current
EEPROM Erase Current
SUPPLY FAULT DETECTORS
VH Pin
Input Attenuator Error
Detection Ranges
High Range
Midrange
VPn Pins
Input Attenuator Error
Detection Ranges
Midrange
Low Range
Ultralow Range
VX Pins
Input Impedance
Detection Ranges
Ultralow Range
Absolute Accuracy
6
2.5
2.5
1.25
0.573
1
0.573
2.2
1
10
±0.05
±0.05
14.4
6
±0.1
6
3
1.375
1.375
±1
mA
mA
mA
%
%
V
V
%
V
V
V
M
V
%
Threshold Resolution
Digital Glitch Filter
ANALOG-TO-DIGITAL CONVERTER
Signal Range
0
8
0
100
V
REFIN
Bits
μs
μs
V
Input Reference Voltage on REFIN Pin,
V
REFIN
Resolution
INL
Gain Error
2.048
V
12
±2.5
±0.05
Bits
LSB
%
Endpoint corrected, V
REFIN
= 2.048 V
V
REFIN
= 2.048 V
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