ADUC7122 Analog Devices, ADUC7122 Datasheet - Page 7

• Manufacturer Part Number: ADUC7122
• Description: Precision Analog Microcontroller, 12-Bit Analog I/O, ARM7TDMI® MCU
• Manufacturer: Analog Devices

Specifications of ADUC7122

• Mcu Core: ARM7 TDMI
• Mcu Speed (mips): 40
• Sram (bytes): 8192Bytes
• Gpio Pins: 32
• Adc # Channels: 13

Parameter
FLASH/EE MEMORY
DIGITAL INPUTS
LOGIC INPUTS
LOGIC OUTPUTS
CRYSTAL INPUTS XTALI and XTALO
INTERNAL OSCILLATOR
MCU CLOCK RATE
START-UP TIME
PROGRAMMABLE LOGIC ARRAY (PLA)
POWER REQUIREMENTS
Endurance
Data Retention
Logic 1 Input Current
Logic 0 Input Current
Input Capacitance
V
V
V
V
Logic Inputs, XTALI Only
XTALI Input Capacitance
XTALO Output Capacitance
From 32 kHz Internal Oscillator
From 32 kHz External Crystal
Using an External Clock
At Power-On
From Pause/Nap Mode
From Sleep Mode
From Stop Mode
Pin Propagation Delay
Element Propagation Delay
Power Supply Voltage Range
Analog Power Supply Currents
Digital Power Supply Current
Additional Power Supply Currents
INL
INH
OH
OL
AV
IOV
IOV
IOV
ADC
DAC
V
V
AV
, Output Low Voltage
, Input Low Voltage
, Output High Voltage
, Input High Voltage
INL
INH
DD
DD
, Input Low Voltage
DD
DD
DD
, Input High Voltage
to AGND and IOV
Current
Current in Normal Mode
Current in Pause Mode
Current in Sleep Mode
11
4
12
14, 15
4
4
13
DD
to IOGND
4
4
Min
10,000
20
2.0
2.4
0.05
3.0
Typ
±0.2
−40
10
1.1
1.7
20
20
32.768
326
41.78
70
24
3.06
1.58
1.7
12
2.5
200
7
11
30
25
100
2.7
250
Rev. 0 | Page 7 of 96
Max
±1
−60
0.8
0.4
±3
41.78
3.6
40
Unit
Cycles
Years
μA
μA
pF
V
V
V
V
V
V
pF
pF
kHz
%
kHz
MHz
MHz
ms
ns
μs
ms
ms
ns
ns
V
μA
mA
mA
mA
mA
μA
mA
μA
Test Conditions/Comments
T
All digital inputs excluding XCLKI and XTALO
V
V
All logic inputs excluding XTALI
All digital outputs excluding XTALO
I
I
CD = 7
CD = 0
T
Core clock = 41.78 MHz
CD = 0
CD = 7
From input pin to output pin
ADC in idle mode
Code executing from Flash/EE
CD = 7
CD = 3
CD = 0 (41.78 MHz clock)
CD = 0 (41.78 MHz clock)
T
At 1 MSPS
Per DAC
SOURCE
SINK
J
A
A
IH
IL
= 85°C
= 95°C
= 85°C
= 0 V; except TDI
= V
= 1.6 mA
= 1.6 mA
DD
or V
IH
= 5 V
ADuC7122