ADUC814BRU Analog Devices Inc, ADUC814BRU Datasheet - Page 4

• Manufacturer Part Number: ADUC814BRU
• Description: A/D Converter (A-D) IC
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC814BRU

• Peak Reflow Compatible (260 C): No
• No. Of Bits: 12 Bit
• Leaded Process Compatible: No
• Mounting Type: Surface Mount
• No. Of Inputs: 6
• Features: +3V Or +5V Operation
• Package / Case: 28-TSSOP
• Rohs Status: RoHS non-compliant
• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 16.78MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PSM, Temp Sensor, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 640 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With: EVAL-ADUC814QSZ - KIT DEV FOR ADUC814 MICROCONVRTR
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ADuC814
SPECIFICATIONS
Table 1. AV
specifications T
Parameter
ADC CHANNEL SPECIFICATIONS
A GRADE
DC ACCURACY
CALIBRATED ENDPOINT ERRORS
DYNAMIC PERFORMANCE
B GRADE
DC ACCURACY
CALIBRATED ENDPOINT ERRORS
DYNAMIC PERFORMANCE
ANALOG INPUT
Resolution
Integral Nonlinearity
Differential Nonlinearity
Offset Error
Offset Error Match
Gain Error
Gain Error Match
Signal to Noise Ratio (SNR)
Total Harmonic Distortion (THD)
Peak Harmonic or Spurious Noise
Channel-to-Channel Crosstalk
Resolution
Integral Nonlinearity
Differential Nonlinearity
Code Distribution
Offset Error
Offset Error Match
Gain Error
Gain Error Match
Signal to Noise Ratio (SNR)
Total Harmonic Distortion (THD)
Peak Harmonic or Spurious Noise
Channel-to-Channel Crosstalk
Input Voltage Ranges
Leakage Current
Input Capacitance
DD
2,3
2, 3
= DV
MIN
to T
DD
= 2.7 V to 3.3 V or 4.5 V to 5.5 V, V
MAX
6
6
, unless otherwise specified
7
7
4, 5
8
4, 5
8
V
12
2
1
2.5
4
2
5
5
1
5
1
62.5
–65
–65
–80
12
1
0.3
1.5
0.9
0.25
+1.5/–0.9
1
2
1
2
1
71
–85
–85
–80
0 to V
1
32
DD
= 5 V
REF
1
V
12
2
1
2.5
4
2
5
5
1
5
1
62.5
–65
–65
–80
12
1
0.3
1.5
0.9
0.25
1.5/–0.9
1
3
1
3
1
71
–85
–85
–80
0 to V
1
32
DD
REF
Rev. A | Page 4 of 72
= 3 V
= 2.5 V internal reference, XTAL1/XTAL2 = 32.768 kHz crystal. All
REF
Unit
Bits
LSB max
LSB typ
LSB typ
LSB max
LSB typ
LSB typ
LSB max
LSB typ
LSB max
LSB typ
dB typ
dB typ
dB typ
dB typ
Bits
LSB max
LSB typ
LSB max
LSB max
LSB typ
LSB max
LSB typ
LSB max
LSB typ
LSB max
LSB typ
dB typ
dB typ
dB typ
dB typ
V
µA max
pF typ
Test Conditions
f
2.5 V internal reference
1.0 V external reference
2.5 V internal reference
1.0 V external reference
f
f
f
2.5 V internal reference
1.0 V external reference
2.5 V internal reference
1.0 V external reference
ADC input is a dc voltage
f
f
SAMPLE
IN
SAMPLE
SAMPLE
IN
SAMPLE
= 10 kHz sine wave
= 10 kHz sine wave
= 147 kHz
= 147 kHz
= 147 kHz
= 147 kHz
11
11