ADUC814BRU Analog Devices Inc, ADUC814BRU Datasheet - Page 65

• Manufacturer Part Number: ADUC814BRU
• Description: A/D Converter (A-D) IC
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC814BRU

• Peak Reflow Compatible (260 C): No
• No. Of Bits: 12 Bit
• Leaded Process Compatible: No
• Mounting Type: Surface Mount
• No. Of Inputs: 6
• Features: +3V Or +5V Operation
• Package / Case: 28-TSSOP
• Rohs Status: RoHS non-compliant
• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 16.78MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PSM, Temp Sensor, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 640 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With: EVAL-ADUC814QSZ - KIT DEV FOR ADUC814 MICROCONVRTR
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 35. UART Timing (Shift Register Mode)
Parameter
t
t
t
t
t
XLXL
QVXH
DVXH
XHDX
XHQX
(OUTPUT CLOCK)
(OUTPUT DATA)
Serial Port Clock Cycle Time
Output Data Setup to Clock
Input Data Setup to Clock
Input Data Hold after Clock
Output Data Hold after Clock
(INPUT DATA)
RxD
RxD
TxD
LSB
LSB
Figure 62. UART Timing in Shift Register Mode
t
DVXH
t
BIT 1
QVXH
BIT 1
Min
463
252
0
22
Rev. A | Page 65 of 72
16.78 MHz Core_Clk
t
t
XHQX
XHDX
Typ
715
Max
BIT 6
BIT 6
t
XLXL
Min
10 t
2 t
0
2 t
CORE
CORE
CORE
Variable Core_Clk
SET RI
MSB
SET TI
OR
Typ
12 t
–133
+133
–117
CORE
Max
ADuC814
Unit
µs
ns
ns
ns
ns