ADUC841 Analog Devices, ADUC841 Datasheet - Page 84

• Manufacturer Part Number: ADUC841
• Description: Precision Analog Microcontroller: 20MIPS 8052 Flash MCU + 8-Ch 12-Bit ADC + Dual 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of ADUC841

• Mcu Core: 8052
• Mcu Speed (mips): 20
• Sram (bytes): 2304Bytes
• Gpio Pins: 34
• Adc # Channels: 8
• Other: PWM

ADuC841/ADuC842/ADuC843
Parameter
SPI SLAVE MODE TIMING (CPHA = 1)
t
t
t
t
t
t
t
t
t
t
t
SS
SL
SH
DAV
DSU
DHD
DF
DR
SR
SF
SFS
SS to SCLOCK Edge
SCLOCK Low Pulse Width
SCLOCK High Pulse Width
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
SS High after SCLOCK Edge
(CPOL = 0)
(CPOL = 1)
SCLOCK
SCLOCK
MISO
MOSI
SS
t
SS
t
DAV
t
SH
t
DSU
Figure 93. SPI Slave Mode Timing (CPHA = 1)
MSB IN
MSB
t
DHD
t
SL
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t
DF
t
DR
BITS 6–1
BITS 6–1
t
SR
Min
0
100
100
0
LSB IN
LSB
t
SFS
t
SF
Typ
330
330
10
10
10
10
50
25
25
25
25
Max
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns