ADUC814_02 AD [Analog Devices], ADUC814_02 Datasheet - Page 9

• Manufacturer Part Number: ADUC814_02
• Description: MicroConverter, Small Package 12-Bit ADC with Embedded FLASH MCU
• Manufacturer: AD [Analog Devices]

REV. 0
Parameter
SPI MASTER MODE TIMING (CPHA = 1)
*
Characterized under the following conditions:
a. Core clock divider Bits CD2, CD1, and CD0 in PLLCON SFR set to 0, 1, and 1, respectively, i.e., core clock frequency = 2.09 MHz.
b. SPI bit rate selection Bits SPR1 and SPR0 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
Figure 4. SPI Master Mode Timing (CPHA = 1)
DAV
*
*
t
SH
t
DSU
MSB IN
t
MSB
DHD
t
SL
t
DF
–9–
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
ADuC814
Figure
4
4
4
4
4
4
4
4
4