ADUC847BCP8-5 AD [Analog Devices], ADUC847BCP8-5 Datasheet - Page 16

• Manufacturer Part Number: ADUC847BCP8-5
• Description: MicroConverter Multichannel 24-/16-Bit ADCs with Embedded 62 kB Flash and Single-Cycle MCU
• Manufacturer: AD [Analog Devices]

ADuC845/ADuC847/ADuC848
AINCOM
REFIN+
REFIN–
AIN10*
IEXC1
IEXC1
AIN9*
AIN1
AIN2
AIN3
AIN4
AIN5
AIN6
AIN7
AIN8
56
10
11
12
15
16
13
11
12
1
2
3
9
8
7
*THE PIN NUMBERS REFER TO THE CSP PACKAGE ONLY.
200µA
SHADED AREAS ARE UPGRADES FROM THE ADuC834, AND INCLUDE A SINGLE-CYCLE CORE, UP TO 10 ADC INPUT
CHANNELS (8 ON THE MQFP PACKAGE). THE AUXILIARY ADC IS NOW 24-BIT.
46 47 48 49 52 53 54 55
4
5
CURRENT
SOURCE
SENSOR
TEMP
MIX
6
MUX
AIN
22
200µA
36 51
AUXILIARY ADC
REFERENCE
BUF
BAND GAP
23 37 38 50
DETECT
Σ-∆ ADC
POR
V
24-BIT
REF
PGA
56
1
Figure 4. Detailed Block Diagram of the ADuC845
17
2
11-BIT STACK POINTER
62 kBYTES PROGRAM/
SERIAL PORT
2 × DATA POINTERS
PRIMARY ADC
3
CALIBRATION
4 kBYTES DATA/
Σ-∆ ADC
CONTROL
18
UART
9
24-BIT
FLASH/EE
FLASH/EE
ADC
AND
10 11 12
DOWNLOADER
19
Rev. A | Page 16 of 108
DEBUGGER
ADuC845
CALIBRATION
TIMER
UART
CONTROL
30 31 32 33 39 40 41 42
ADC
AND
SINGLE-
44 43
CYCLE
CORE
8052
MCU
45
CONTROL
CONTROL
DAC
30
INTERFACE
SPI SERIAL
PWM
POWER SUPPLY
31
WATCHDOG
2304 BYTES
USER RAM
MONITOR
32
TIMER
33
16 17 18 19 22 23 24 25
PLL WITH PROG.
CLOCK DIVIDER
OUTPUT DAC
VOLTAGE
INTERFACE
RTC TIMER
I
WAKE-UP/
2
C SERIAL
12-BIT
Σ-∆ DAC
28
16-BIT
16-BIT
DUAL
DUAL
PWM
29
COUNTER
TIMERS
16-BIT
34
BUF
OSC
MUX
35
14
40
41
42
24
25
33
39
20
21
PWM1
PWMCLK
DAC
PWM0
T0
T1
T2
T2EX
INT0
INT1