ADUC824BS Analog Devices Inc, ADUC824BS Datasheet - Page 14

• Manufacturer Part Number: ADUC824BS
• Description: IC MCU 8K FLASH ADC/DAC 52MQFP
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC824BS

• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 12.58MHz
• Connectivity: EBI/EMI, I²C, SPI, UART/USART
• Peripherals: POR, PSM, Temp Sensor, WDT
• Number Of I /o: 34
• 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 ~ 5.25 V
• Data Converters: A/D 3x16b, 4x24b; D/A 1x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 52-MQFP, 52-PQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ADuC824
Parameter
SPI MASTER MODE TIMING (CPHA = 1)
Characterized under the following conditions:
a. Core clock divider bits CD2, CD1, and CD0 bits in PLLCON SFR set to 0, 1, and 1 respectively, i.e., core clock frequency = 1.57 MHz and
b. SPI bit-rate selection bits SPR1 and SPR0 bits in SPICON SFR set to 0 and 0 respectively.
t
t
t
t
t
t
t
t
t
SL
SH
DAV
DSU
DHD
DF
DR
SR
SF
SCLOCK Low Pulsewidth
SCLOCK High Pulsewidth
Data Output Valid after SCLOCK Edge
Data Input Setup Time before SCLOCK Edge
Data Input Hold Time after SCLOCK Edge
Data Output Fall Time
Data Output Rise Time
SCLOCK Rise Time
SCLOCK Fall Time
(CPOL = 0)
(CPOL = 1)
SCLOCK
SCLOCK
MOSI
MISO
t
DAV
t
SH
t
DSU
MSB IN
t
DHD
MSB
t
SL
t
DF
Min
100
100
t
DR
BITS 6–1
BITS 6–1
Typ
630
630
10
10
10
10
t
SR
Max
50
25
25
25
25
LSB IN
t
SF
LSB
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
Figure
8
8
8
8
8
8
8
8
8