ADUC842BCPZ62-3 Analog Devices Inc, ADUC842BCPZ62-3 Datasheet - Page 3

• Manufacturer Part Number: ADUC842BCPZ62-3
• Description: Microconverter 1-cycle Version ADUC832
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC842BCPZ62-3

• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 8.38MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: DMA, PSM, PWM, Temp Sensor, WDT
• Number Of I /o: 32
• Program Memory Size: 62KB (62K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x12b, D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 56-LFCSP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SPECIFICATIONS
Table 1. AV
all specifications T
Parameter
ADC CHANNEL SPECIFICATIONS
DC ACCURACY
CALIBRATED ENDPOINT ERRORS
DYNAMIC PERFORMANCE
ANALOG INPUT
TEMPERATURE SENSOR
DAC CHANNEL SPECIFICATIONS
Internal Buffer Enabled
ADuC841/ADuC842 Only
DC ACCURACY
ANALOG OUTPUTS
Resolution
Integral Nonlinearity
Differential Nonlinearity
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 Range
Leakage Current
Input Capacitance
Voltage Output at 25°C
Voltage TC
Accuracy
Resolution
Relative Accuracy
Differential Nonlinearity
Offset Error
Gain Error
Gain Error Mismatch
Voltage Range_0
Voltage Range_1
Output Impedance
DD
2, 3
10
= DV
A
DD
= T
= 2.7 V to 3.6 V or 4.75 V to 5.25 V; V
9
4
MIN
1
to T
4
11
7
5, 6
MAX
8
, unless otherwise noted
V
±1
±0.3
+1/–0.9
±0.3
±2
+1.5/–0.9
1
±3
±1
±3
±1
71
–85
–80
±1
–1.4
±1.5
±3
–1
±1/2
±50
±1
±1
12
–85
0 to V
32
700
12
0.5
0 to V
0 to V
0.5
DD
= 5 V
REF
REF
DD
Rev. 0 | Page 3 of 88
V
12
±1
±0.3
+1/–0.9
±0.3
±1.5
+1.5/–0.9
1
±2
±1
±2
±1
71
–85
–85
–80
0 to V
±1
32
700
–1.4
±1.5
12
±3
–1
±1/2
±50
±1
±1
0.5
0 to V
0 to V
0.5
REF
DD
= 2.5 V internal reference, f
= 3 V
REF
REF
DD
Unit
Bits
LSB max
LSB typ
LSB max
LSB typ
LSB max
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
mV typ
mV/°C typ
°C typ
Bits
LSB typ
LSB max
LSB typ
mV max
% max
% typ
% typ
V typ
V typ
Ω typ
Test Conditions/Comments
f
Performance Characteristics for typical
performance at other values of f
2.5 V internal reference
2.5 V internal reference
1 V external reference
1 V external reference
ADC input is a dc voltage
f
f
Internal/External 2.5 V V
DAC load to AGND
R
Guaranteed 12-bit monotonic
V
AV
V
% of full-scale on DAC1
DAC V
DAC V
CORE
ADuC841/ADuC842/ADuC843
SAMPLE
IN
SAMPLE
L
REF
REF
= 10 kHz sine wave
= 10 kΩ, C
DD
range
range
= 16.78 MHz @ 5 V 8.38 MHz @ 3 V;
range
= 120 kHz, see the Typical
= 120 kHz
REF
REF
= 2.5 V
= V
DD
L
= 100 pF
REF
SAMPLE