PSD834F2-15 查看數據表（PDF） - STMicroelectronics
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PSD834F2-15 Datasheet PDF : 93 Pages
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PSD4000 Series
Preliminary Information
Microcontroller Interface – PSD4000 AC/DC Parameters
(3.0 V to 3.6 V Versions)
Flash Program, Write and Erase Times (3.0 V to 3.6 V Versions)
Symbol
Parameter
Min Typ Max Unit
t WHQV3
t WHQV2
t WHQV1
t WHWLO
t Q7VQV
Flash Program
Flash Bulk Erase (Preprogrammed to 00) (Note 1)
Flash Bulk Erase
Sector Erase (Preprogrammed to 00)
Sector Erase
Word Program
Program/Erase Cycles (Per Sector)
Sector Erase Time-Out
DQ7 Valid to Output Valid (Data Polling)
(Notes 2 and 3)
8.5
3
10
1
2.2
14
100,000
100
NOTES: 1. Programmed to all zeros before erase.
2. The polling status DQ7 is valid tQ7VQV ns before the data DQ0-7 is valid for reading.
3. DQ7 is DQ15 for Motorola MCU with 16-bit data bus.
30
30
1200
30
sec
sec
sec
sec
sec
µs
cycles
µs
ns
ISC Timing (3.0 V to 3.6 V Versions)
Symbol
Parameter
t ISCCF
t ISCCH
t ISCCL
t ISCCF-P
t ISCCH-P
t ISCCL-P
t ISCPSU
t ISCPH
t ISCPCO
t ISCPZV
t ISCPVZ
TCK Clock Frequency (except for PLD)
TCK Clock High Time
TCK Clock Low Time
TCK Clock Frequency (for PLD only)
TCK Clock High Time (for PLD only)
TCK Clock Low Time (for PLD only)
ISC Port Set Up Time
ISC Port Hold Up Time
ISC Port Clock to Output
ISC Port High-Impedance to Valid Output
ISC Port Valid Output to High-Impedance
NOTES: 1. For “non-PLD” programming, erase or in ISC by-pass mode.
2. For program or erase PLD only.
Conditions
(Note 1)
(Note 1)
(Note 1)
(Note 2)
(Note 2)
(Note 2)
-90
-12
Min Max Min Max Unit
15
12 MHz
30
40
ns
30
40
ns
2
2 MHz
240
240
ns
240
240
ns
11
12
ns
5
5
ns
26
32 ns
26
32 ns
26
32 ns
78
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