ADT7518ARQ-REEL Analog Devices Inc, ADT7518ARQ-REEL Datasheet - Page 3

• Manufacturer Part Number: ADT7518ARQ-REEL
• Description: IC SENSOR TEMP W/ADC/DAC 16QSOP
• Manufacturer: Analog Devices Inc

Specifications of ADT7518ARQ-REEL

• Rohs Status: RoHS non-compliant
• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Comparator, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 120°C, External Sensor
• Output Type: I²C™, MICROWIRE™, QSPI™, SPI™
• Output Alarm: No
• Output Fan: No
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 120°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP

SPECIFICATIONS
Table 1. Temperature range is as follows: A version: –40°C to +120°C. V
otherwise noted.
Parameter
DAC DC PERFORMANCE
ADC DC ACCURACY
ADC BANDWIDTH
ANALOG INPUTS
THERMAL CHARACTERISTICS
INTERNAL TEMPERATURE SENSOR
THERMAL CHARACTERISTICS
EXTERNAL TEMPERATURE SENSOR
THERMAL CHARACTERISTICS
Resolution
Relative Accuracy
Differential Nonlinearity
Offset Error
Gain Error
Lower Deadband
Upper Deadband
Offset Error Drift
Gain Error Drift
DC Power Supply Rejection Ratio
DC Crosstalk
Resolution
Total Unadjusted Error (TUE)
Offset Error
Gain Error
Input Voltage Range
DC Leakage Current
Input Capacitance
Input Resistance
Accuracy @ V
Accuracy @ V
Resolution
Long-Term Drift
Accuracy @ V
Accuracy @ V
Resolution
Output Source Current
Thermal Voltage Output
8-Bit DAC Output
Resolution
1
4
DD
DD
DD
DD
5
4
= 3.3 V ±10%
= 5 V ±5%
= 3.3 V ± 10%
= 5 V ± 5%
4
2,3
6
6
6
4
Min
0
0
1
Typ
8
±0.15
±0.02
±0.4
±0.3
20
60
–12
–5
–60
200
2
5
±0.5
±2
±2
±3
0.25
±2
±3
180
11
10
Max
±1
±0.25
±2
±2
65
100
10
3
±0.5
±2
DC
2.25
V
±1
20
±1.5
±3
±5
±3
±5
10
±1.5
±3
±5
±3
±5
10
DD
Rev. A | Page 3 of 40
Unit
Bits
LSB
LSB
% of FSR
% of FSR
mV
mV
ppm of FSR/°C
ppm of FSR/°C
dB
µV
Bits
% of FSR
% of FSR
% of FSR
Hz
V
V
µA
pF
MΩ
°C
°C
°C
°C
°C
Bits
°C
°C
°C
°C
°C
°C
Bits
µA
µA
°C
DD
= 2.7 V to 5.5 V, GND = 0 V, REF
Guaranteed monotonic over all codes.
High Level.
Conditions/Comments
Lower deadband exists only if offset error is
negative. See Figure 8.
Upper deadband exists if V
plus gain error is positive. See Figure 9.
∆V
See Figure 5.
Max V
AIN1 to AIN4. C4 = 0 in Control Configuration 3.
AIN1 to AIN4. C4 = 0 in Control Configuration 3.
Internal reference used. Averaging on.
T
T
T
T
T
Equivalent to 0.25°C.
Drift over 10 years if part is operated at 55°C.
External transistor = 2N3906.
T
T
T
T
T
Equivalent to 0.25°C.
Low Level.
A
A
A
A
A
A
A
A
A
A
= 0°C to +85°C.
= 85°C.
= –40°C to +120°C.
= 0°C to +85°C.
= –40°C to +120°C.
= 85°C.
= 0°C to +85°C.
= –40°C to +120°C.
= 0°C to +85°C.
= –40°C to +120°C.
DD
= ±10%.
DD
= 5 V.
IN
= 2.25 V, unless
REF
= V
DD
and offset
ADT7518