ADUC7032 datasheet(7/128 Pages) AD

Part #	ADUC7032

Description	MicroConverter Integrated, Precision Battery Sensor

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Manufacturer	AD [Analog Devices]

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Preliminary Technical Data

ADuC7032

Rev. PrD | Page 7 of 128

ADUC7032 DATASHEET FIGURES

Figure 1: ADuC7032 Functional Block Diagram..........................1

Figure 2. SPI Master Mode Timing (PHASE Mode = 1)............15

Figure 3. SPI Master Mode Timing (PHASE Mode = 0)............16

Figure 4. SPI Slave Mode Timing (PHASE Mode = 1)...............17

Figure 5 : SPI Slave Mode Timing (PHASE Mode = 0)..............18

Figure 6 : LIN V1.3 Timing Specification ....................................19

Figure 7 : LIN V2.0 Timing Specification ....................................20

Figure 8 : Package Pin Configuration ...........................................22

Figure 9: ADuC7032 Register Organization................................27

Figure 10: Little Endian Format ....................................................28

Figure 11: ADuC7032 Memory Map...........................................28

Figure 12. Flash/EE Memory Data Retention .............................36

Figure 13: ADuC7032 Kernel Flowchart......................................39

Figure 14: Top Level MMR Map ...................................................40

Figure 15: Current ADC, Top Level Overview............................45

Figure 16 : Voltage/ Temperature ADC, Top Level Overview...46

Figure 17 : Example External Temperature Sensor Circuits......47

Figure 18: Internal Ground Switch Configuration .....................47

Figure 19 : Typical Digital Filter Response at FADC=1.0kHz

(ADCFLT = 0x0007) ..............................................................62

Figure 20 : ModifiedSinc3 Digital Filter Response at

FADC=1.0kHz (ADCFLT = 0x0087)...................................62

Figure 21 : Typical Digital Filter Response at FADC=8KHz,

(ADCFLT = 0x0000) ..............................................................62

Figure 22 : Typical Digital Filter Response at FADC=8KHz,

(ADCFLT = 0x4000) ..............................................................62

Figure 23 Typical Digital Filter Response at FADC=8KHz,

(ADCFLT = 0x961F)..............................................................63

Figure 24 : Typical Digital Filter Response at FADC=4Hz,

(ADCFLT = 0xBF1D) ............................................................63

Figure 25 : Typical Digital Filter Response at FADC=1Hz,

(ADCFLT = 0xBD1F..............................................................63

Figure 26: Typical Power-On Cycle ..............................................67

Figure 27: ADuC7032 System Clock Generation .......................68

Figure 28 : Example OSC0TRM Calibration Routine................72

Figure 29: Interrupt Structure .......................................................76

Figure 30 : Timer 0 block diagram................................................78

Figure 31 : Timer 1 Block Diagram ..............................................80

Figure 32 : Timer 2 block diagram................................................82

Figure 33 : Timer3 Block Diagram ..............................................84

Figure 34 : ADuC7032 GPIO.........................................................86

Figure 35 : High Voltage Interface, Top Level Block Diagram..97

Figure 36 : WU Circuit, Block Diagram ....................................104

Figure 37 : Fractional Divider Baud Rate generation...............106

Figure 38 : LIN I/O, Block Diagram ...........................................115

Figure 39 : LIN Interface Timing ...............................................119

Figure 40 : LIN Break Field..........................................................120

Figure 41 : LIN Synch byte Field .................................................120

Figure 42 : LIN Identifier Byte Field...........................................120

Figure 43 : LIN Data Byte Field...................................................121

Figure 44 : Example LIN Configuration ....................................123

Figure 45 : 48-Lead, Plastic Quad Flat Pack, (LQFP-48),

Dimensions shown in millimeters .....................................128

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