Datasheet
Table Of Contents
- Features
- Applications
- Functional Block Diagram
- General Description
- Revision History
- Specifications
- Absolute Maximum Ratings
- Pin Configurations and Function Descriptions
- Typical Performance Characteristics
- Terminology
- Explanation of Typical Performance Plots
- Memory Organization
- Special Function Registers (SFRs)
- Special Function Registers
- ADC Circuit Information
- Calibrating the ADC
- Initiating Calibration in Code
- Nonvolatile Flash/EE Memory
- Using the Flash/EE Data Memory
- User Interface to Other On-Chip ADuC832 Peripherals
- On-Chip PLL
- Pulse-Width Modulator (PWM)
- PWM Modes of Operation
- Serial Peripheral Interface
- I2C-Compatible Interface
- Dual Data Pointers
- Power Supply Monitor
- Watchdog Timer
- Time Interval Counter (TIC)
- 8052-Compatible On-Chip Peripherals
- Timer/Counter 0 And Timer/Counter 1 Operating Modes
- Timer/Counter 2
- UART Serial Interface
- SBUF
- SCON (UART Serial Port Control Register)
- Mode 0: 8-Bit Shift Register Mode
- Mode 1: 8-Bit UART, Variable Baud Rate
- Mode 2: 9-Bit UART with Fixed Baud Rate
- Mode 3: 9-Bit UART with Variable Baud Rate
- UART Serial Port Baud Rate Generation
- Timer 1 Generated Baud Rates
- Timer 2 Generated Baud Rates
- Timer 3 Generated Baud Rates
- Interrupt System
- ADuC832 Hardware Design Considerations
- Other Hardware Considerations
- Development Tools
- Outline Dimensions

ADuC832 Data Sheet
Rev. B | Page 26 of 92
TYPICAL PERFORMANCE CHARACTERISTICS
ADC CODES
–1.0
0 511
TYPICAL INL ERROR (LSB)
1023 2559 3071
–0.8
35831535
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
AV
DD
/DV
DD
= 5V
f
S
= 152kHz
40952047
02987-005
Figure 16. Typical INL Error, V
DD
= 5 V
ADC CODES
1.0
TYPICAL DNL ERROR (LSB)
0.6
0.2
–0.2
–0.6
–1.0
0.8
0.4
0
–0.4
–0.8
AV
DD
/DV
DD
= 3V
f
S
= 152kHz
0 511
1023 2559 3071
35831535
40952047
02987-006
Figure 17. Typical INL Error, V
DD
= 3 V
EXTERNAL REFERENCE (V)
1.2
WCP–INL (LSB)
0.8
0.4
0
–0.4
–0.6
1.0
0.6
0.2
–0.2
0.6
0.4
0
–0.4
–0.6
0.2
–0.2
WCN–INL (LSB)
WCN INL
WCP INL
0.5 1.51.0 2.0 5.02.5
AV
DD
/DV
DD
= 5V
f
S
= 152kHz
02987-007
Figure 18. Typical Worst-Case INL Error vs. V
REF
, V
DD
= 5 V
EXTERNAL REFERENCE (V)
WCP–INL (LSB)
0.8
0.4
0
–0.4
–0.8
0.6
0.2
–0.2
0.5 1.5 2.5
WCN–INL (LSB)
–0.6
0.8
0.4
0
–0.4
–0.8
0.6
0.2
–0.2
–0.6
3.02.01.0
WCN INL
WCP INL
AV
DD
/DV
DD
= 3V
f
S
= 152kHz
02987-008
Figure 19. Typical Worst-Case INL Error vs. V
REF
, V
DD
= 3 V
ADC CODES
1.0
TYPICAL INL ERROR (LSB)
0.6
0.2
–0.2
–0.6
–1.0
0.8
0.4
0
–0.4
–0.8
AV
DD
/DV
DD
= 5V
f
S
= 152kHz
0 511
1023 2559 3071
35831535
40952047
02987-009
Figure 20. Typical DNL Error, V
DD
= 5 V
ADC CODES
1.0
TYPICAL DNL ERROR (LSB)
0.6
0.2
–0.2
–0.6
–1.0
0.8
0.4
0
–0.4
–0.8
AV
DD
/DV
DD
= 3V
f
S
= 152kHz
0 511
1023 2559 3071
35831535
40952047
02987-010
Figure 21. Typical DNL Error, V
DD
= 3 V