ADUC824 Analog Devices, ADUC824 Datasheet - Page 5

• Manufacturer Part Number: ADUC824
• Description: Precision Analog Microcontroller: 1MIPS 8052 MCU + 8kB Flash + 16/24-Bit ADC + 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of ADUC824

• Mcu Core: 8052
• Mcu Speed (mips): 1
• Sram (bytes): 256Bytes
• Gpio Pins: 34
• Adc # Channels: 4

Parameter
TRANSDUCER BURNOUT CURRENT SOURCES
EXCITATION CURRENT SOURCES
LOGIC INPUTS
CRYSTAL OSCILLATOR (XTAL1 AND XTAL2)
AIN+ Current
AIN– Current
Initial Tolerance @ 25°C Drift
Drift
Output Current
Drift
Initial Current Matching @ 25°C
Drift Matching
Line Regulation (AV
Load Regulation
Output Compliance
All Inputs Except SCLOCK, RESET,
SCLOCK and RESET Only
Input Currents
Input Capacitance
Logic Inputs, XTAL1 Only
XTAL1 Input Capacitance
XTAL2 Output Capacitance
Initial Tolerance @ 25°C
and XTAL1
V
V
(Schmitt-Triggered Inputs)
V
V
V
Port 0, P1.2–P1.7, EA
SCLOCK, SDATA/MOSI, MISO, SS
RESET
P1.0, P1.1, Ports 2 and 3
V
V
INL
INH
T+
T–
T+
INL
INH
– V
, Input Low Voltage
, Input Low Voltage
, Input High Voltage
, Input High Voltage
T–
DD
)
2
12
ADuC824BS
–100
+100
± 10
0.03
–200
± 10
200
± 1
20
1
0.1
AV
AGND
0.8
0.4
2.0
1.3/3
0.95/2.5
0.8/1.4
0.4/1.1
0.3/0.85
0.3/0.85
± 10
–10 min, –40 max
± 10
± 10
35 min, 105 max
± 10
–180
–660
–20
–75
5
0.8
0.4
3.5
2.5
18
18
DD
– 0.6
Test Conditions/Comments
AIN+ is the Selected Positive Input to
the Primary ADC
AIN– is the Selected Negative Input to
the Auxiliary ADC
Available from Each Current Source
Matching Between Both Current Sources % typ
AV
DV
DV
DV
DV
DV
DV
DV
DV
V
V
V
V
V
Internal Pull-Down
V
V
V
All Digital Inputs
DV
DV
DV
DV
IN
IN
IN
IN
IN
IN
IN
IN
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
= 0 V or V
= 0 V, DV
= V
= 0 V, DV
= V
= V
= 2 V, DV
= 450 mV, DV
= 5 V + 5%
= 5 V
= 3 V
= 5 V
= 3 V
= 5 V
= 3 V
= 5 V
= 3 V
= 5 V
= 3 V
= 5 V
= 3 V
DD
DD
DD
, DV
, DV
, DV
DD
DD
DD
DD
DD
DD
DD
= 5 V, Internal Pull-Up µA min/µA max
= 5 V
= 5 V
= 5 V
= 5 V,
= 5 V
DD
= 5 V
Unit
nA typ
nA typ
% typ
%/°C typ
µA typ
% typ
ppm/°C typ
ppm/°C typ
µA/V typ
µA/V typ
V max
min
V max
V max
V min
V min/V max
V min/V max
V min/V max
V min/V max
V min/V max
V min/V max
µA max
µA max
µA max
µA min/µA max
µA max
µA min
µA max
µA min
µA max
pF typ
V max
V max
V min
V min
pF typ
pF typ
ADuC824