tsc251g1dxxx-l12ced ATMEL Corporation, tsc251g1dxxx-l12ced Datasheet - Page 53

• Manufacturer Part Number: tsc251g1dxxx-l12ced
• Description: 8/16-bit Microcontroller With Serial Communication Interfaces - 32kbytes Rom
• Manufacturer: ATMEL Corporation

Timings
Waveforms
Figure 17. Serial Port Waveforms - Shift Register Mode
Note:
4135F–8051–11/06
1. TI and RI are set during S1P1 of the peripheral cycle following the shift of the eight bit.
RXD (Out)
RXD (In)
TXD
Valid
0
T
XLXL
T
T
XHDV
QVXH
T
XHQX
1
Valid
Table 46. Serial Port AC Timing -Shift Register Mode; V
85°C
Note:
Symbol
T
T
T
T
T
QVXH
XHQX
XHDX
XHDV
XLXL
T
1. For high speed versions only.
XHDX
2
Parameter
Serial Port Clock Cycle Time
Output Data Setup to Clock Rising
Edge
Output Data hold after Clock Rising
Edge
Input Data Hold after Clock Rising
Edge
Clock Rising Edge to Input Data
Valid
Valid
3
Valid
4
Valid
Min
998
833
165
0
12 MHz
5
Valid
Max
974
AT/TSC8x251G2D
Min
749
625
124
0
6
16 MHz
Valid
DD
Max
= 2.7 to 5.5 V, T
732
7
Set RI
Set TI
Min
500
417
Valid
82
24 MHz
0
(1)
(1)
Max
482
(1)
A
= -40 to
Unit
ns
ns
ns
ns
ns
53