SST89V554RC-25-C-PI View Datasheet(PDF) - Silicon Storage Technology
Part Name
Description
MFG CO.
'SST89V554RC-25-C-PI' PDF : 62 Pages View PDF
FlashFlex51 MCU
SST89E564RD / SST89V564RD / SST89E554RC / SST89V554RC
Preliminary Specifications
TABLE 11-7: SERIAL PORT TIMING
Symbol
TXLXL
TQVXH
TXHQX
Parameter
Serial Port Clock Cycle Time
Output Data Setup to Clock Rising Edge
Output Data Hold After Clock Rising Edge
TXHDX
TXHDV
Input Data Hold After Clock Rising Edge
Clock Rising Edge to Input Data Valid
Oscillator
25MHz
40MHz
Variable
Min Max Min Max
Min
Max
Units
0
0.36
12TCLCL
ms
700
117
10TCLCL - 133
ns
50
2TCLCL - 117
ns
0
2TCLCL - 50
ns
0
0
0
ns
700
117
10TCLCL - 133 ns
T11-7.0 555
INSTRUCTION
0
ALE
CLOCK
OUTPUT DATA
WRITE TO SBUF
INPUT DATA
CLEAR RI
1
2
3
4
5
6
7
8
TXLXL
TQVXH
TXHQX
0
1
2
TXHDV
VALID
VALID
TXHDX
VALID
3
VALID
4
VALID
5
VALID
6
7
VALID
SET TI
VALID
SET R I
555 ILL F31.0
FIGURE 11-10: SHIFT REGISTER MODE TIMING WAVEFORMS
©2001 Silicon Storage Technology, Inc.
59
S71207-00-000 9/01 555
Share Link: 
