maxq7667 Maxim Integrated Products, Inc., maxq7667 Datasheet - Page 10

• Manufacturer Part Number: maxq7667
• Description: 16-bit, Risc, Microcontroller-based, Ultrasonic Distance-measuring System
• Manufacturer: Maxim Integrated Products, Inc.

16-Bit, RISC, Microcontroller-Based,
Ultrasonic Distance-Measuring System
(V
unless otherwise noted.)
10
DVDDIO
3.0
2.5
2.0
1.5
1.0
0.5
______________________________________________________________________________________
-50
= +5V, V
-25
SAR ADC GAIN ERROR
V
AVDD
vs. TEMPERATURE
0
TEMPERATURE (°C)
AVDD
= 3.6V
V
2.520
2.519
2.518
2.517
2.516
2.515
2.514
2.513
2.512
AVDD
25
5.0
4.5
4.0
3.5
3.0
2.5
2.0
= 3.3V
= +3.3V, V
V
3.0
-50
AVDD
50
SUPPLY BROWNOUT THRESHOLDS
DVDD INTERRUPT
REFERENCE OUTPUT VOLTAGE
= 3V
-25
75
3.1
AVDD INTERRUPT
DVDDIO INTERRUPT
AVDD SUPPLY VOLTAGE (V)
vs. SUPPLY VOLTAGE
vs. TEMPERATURE
100
0
DVDD
TEMPERATURE (°C)
3.2
25
125
= +2.5V, f
3.3
50
3.4
-0.5
-1.0
-1.5
-2.0
DVDD RESET
2.0
1.5
1.0
0.5
75
Typical Operating Characteristics (continued)
0
SYSCLK
0
3.5
100
512
125
3.6
1024
= 16MHz, burst frequency = bandpass frequency = 50kHz, T
SAR ADC INL vs. CODE
1536
CODE
2048
2560
2.55
2.53
2.51
2.49
2.47
2.45
3072
5.0
4.5
4.0
3.5
3.0
2.5
2.0
-50
-50
3584
REFERENCE OUTPUT VOLTAGE
-25
REGULATOR OUTPUT VOLTAGE
-25
4096
DVDDIO
DVDD
AVDD
vs. TEMPERATURE
vs. TEMPERATURE
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
25
-0.5
-1.0
-1.5
-2.0
25
2.0
1.5
1.0
0.5
0
0
50
50
512
75
75
SAR ADC DNL vs. CODE
1024
100
100
1536
125
125
CODE
2048
2560
3072
A
= +25°C,
3584
4096