EVAL-ADUC831QSZ Datasheet, PDF (70/76 Pages) Analog Devices – MicroConverter®, 12-Bit ADCs and DACs with Embedded 62 kBytes Flash MCU

ADuC831
Parameter
UART TIMING (Shift Register Mode)
t_XLXL
t_QVXH
t_DVXH
t_XHDX
t_XHQX
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
12 MHz
Min Typ Max
Variable Clock
Min
Typ
Max Unit Figure
1.0
700
300
0
50
12t_CK
10t_CK – 133
2t_CK + 133
0
2t_CK – 117
µs
73
ns
73
ns
73
ns
73
ns
73
ALE (O)
TxD
(OUTPUT CLOCK)
RxD
(OUTPUT DATA)
RxD
(INPUT DATA)
0
MSB
1
t_QVXH
BIT 6
t_XHQX
t_XLXL
6
BIT 1
7
SET RI
OR
SET TI
LSB
t_DVXH
t_XHDX
MSB
BIT 6
BIT 1
LSB
Figure 73. UART Timing in Shift Register Mode
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REV. 0