Datasheet > ADUC7128BCPZ1262

ADUC7128BCPZ1262

更新时间： 2022-04-26 04:58:44

品牌	Logo	应用领域
亚德诺 - ADI		微控制器数据分配系统
页数	文件大小	规格书
92页	1808K
描述
Precision Analog Microcontroller ARM7TDMI MCU with 12-Bit ADC and DDS DAC

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ADUC7128BCPZ1262 数据手册

ADuC7128/ADuC7129

Parameter

Relative Accuracy

Min

Typ

0.35

−0.15

Max

Unit

LSB

μs

Test Conditions/Comments

Differential Nonlinearity, +VE

Differential Nonlinearity, −VE

Offset Error

Gain Error

Voltage Output Settling Time

to 0.1%

−190

+150

Line Driver Output

As measured into a range of specified loads

(see Figure 2) at LD1TX and LD2TX, unless

otherwise noted

Total Harmonic Distortion

Output Voltage Swing

COMMON MODE

−52

1.ꢀꢁ8

V rms

PLM operating at ꢁ91.2 kHz

AC Mode

1.ꢁ5

1.5

Each output has a common mode of 0.5 V × AV_DD

and swings 0.5 V × V_REFabove and below this;

_REFis the internal 2.5 V reference

DC Mode

Each output has a common mode of 0.5 V × V_REF

and swings 0.ꢁ V × V_REFabove and below this;

V_REFis the internal 2.5 V reference

DIFFERENTIAL INPUT IMPEDANCE

Leakage Current LD1TX, LD2TX

Short-Circuit Current

Line Driver Tx Power-Up Time

COMPARATOR

kΩ

μA

ꢂs

Line driver buffer disabled

ꢀ

Line driver buffer disabled

No protection diodes, max allowable current

Input Offset Voltage

Input Bias Current

ꢂA

Input Voltage Range

Input Capacitance

AGND

AV_DD− 1.2 V

ꢀ

Hysteresis^{3, 5}

Hysteresis can be turned on or off via the

CMPHYST bit in the CMPCON register

Response time can be modified via the CMPRES

bits in the CMPCON register

Response Time

ꢂs

TEMPERATURE SENSOR

Voltage Output at 25°C

Voltage Temperature Coefficient

Accuracy

ꢀ80

−1.3

mV/°C

°C

POWER SUPPLY MONITOR (PSM)

IOV_DDTrip Point Selection

2.ꢀ9

3.0ꢀ

2.5

ꢂs

Two selectable trip points

Power Supply Trip Point Accuracy

GLITCH IMMUNITY ON RST PIN³

Of the selected nominal trip point voltage

WATCHDOG TIMER (WDT)

Timeout Period

sec

512

FLASH/EE MEMORY^{ꢀ, 8}

Endurance

Data Retention

DIGITAL INPUTS

10,000

Cycles

Years

T_J= 85°C

All digital inputs, including XCLKI and XCLKO

Logic 1 Input Current (Leakage

Current)

Logic 0 Input Current (Leakage

Current)

0.2

ꢂA

μA

V_INH= V_DDor V_INH= 5 V

−40

−ꢁ5

+125

V_INL= 0 V, except TDI

V_INL= 0 V, TDI Only

−80

ꢂA

Input Capacitance

Rev. 0 | Page 5 of 92

1 2 3 456 7 8...92

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