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ST93CS47M3013TR View Datasheet(PDF) - STMicroelectronics

Part Name
Description
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ST93CS47M3013TR
STMICROELECTRONICS
STMicroelectronics STMICROELECTRONICS
ST93CS47M3013TR Datasheet PDF : 16 Pages
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ST93CS46, ST93CS47
Table 5. DC Characteristics (TA = 0 to 70°C or –40 to 85°C; VCC = 3V to 5.5V for ST93CS46 and
VCC = 2.5V to 5.5V for ST93CS47)
Symbol
Alt
Parameter
Test Condition Min Max Unit
tPRVCH
tWVCH
tSHCH
tPRES
tPES
tCSS
Protect Enable Valid to Clock High
Write Enable Valid to Clock High
Chip Select High to Clock High
50
ns
50
ns
50
ns
tDVCH
tDIS
Input Valid to Clock High
100
ns
tCHDX
tDIH
Clock High to Input Transition
100
ns
tCHQL
tPD0
Clock High to Output Low
500
ns
tCHQV
tPD1
Clock High to Output Valid
500
ns
tCLPRX
tPREH Clock Low to Protect Enable Transition
0
ns
tSLWX
tPEH Chip Select Low to Write Enable Transition
250
ns
tCLSL
tCSH Clock Low to Chip Select Transition
0
ns
tSLSH
tCS
Chip Select Low to Chip Select High
Note 1
250
ns
tSHQV
tSV
Chip Select High to Output Valid
500
ns
tSLQZ
tDF
Chip Select Low to Output Hi-Z
300
ns
tCHCL
tSKH
Clock High to Clock Low
Note 2
250
ns
tCLCH
tSKL
Clock Low to Clock High
Note 2
250
ns
tW
tWP
Erase/Write Cycle time
10
ms
fC
fSK
Clock Frequency
0
1
MHz
Notes: 1. Chip Select must be brought low for a minimum of 250 ns (tSLSH) between consecutive instruction cycles.
2. The Clock frequency specification calls for a minimum clock period of 1 µs, therefore the sum of the timings tCHCL + tCLCH
must be greater or equal to 1 µs. For example, if tCHCL is 250 ns, then tCLCH must be at least 750 ns.
Figure 4. Synchronous Timing, Start and Op-Code Input
PRE
W
C
S
D
tPRVCH
tWVCH
tCHCL
tSHCH
tCLCH
tDVCH
START
OP CODE
tCHDX
OP CODE
START
OP CODE INPUT
AI00887
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