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DSM2190F4V bảng dữ liệu(PDF) 53 Page - STMicroelectronics

tên linh kiện DSM2190F4V
Giải thích chi tiết về linh kiện  DSM (Digital Signal Processor System Memory) For Analog Devices ADSP-2191 DSPs (3.3V Supply)
PDF  61 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
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DSM2190F4V bảng dữ liệu(HTML) 53 Page - STMicroelectronics

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DSM2190F4
Table 33. Flash Memory Program, Write and Erase Times
Note: 1. Programmed to all zero before erase.
2. The polling status, DQ7, is valid tQ7VQV time units before the data byte, DQ0-DQ7, is valid for reading.
Table 34. Reset (Reset) Timing
Note: 1. Reset (RESET) does not reset Flash memory Program or Erase cycles.
2. Warm reset aborts Flash memory Program or Erase cycles, and puts the device in Read mode.
Figure 36. Reset (RESET) Timing
Symbol
Parameter
Min.
Typ.
Max.
Unit
Flash Bulk Erase1 (pre-programmed)
330
s
Flash Bulk Erase (not pre-programmed)
5
s
tWHQV3
Sector Erase (pre-programmed)
1
30
s
tWHQV2
Sector Erase (not pre-programmed)
2.2
s
tWHQV1
Byte Program
14
1200
µs
Program / Erase Cycles (per Sector)
100,000
cycles
tWHWLO
Sector Erase Time-Out
100
µs
tQ7VQV
DQ7 Valid to Output (DQ7-DQ0) Valid (Data Polling)2
30
ns
Symbol
Parameter
Conditions
Min
Max
Unit
tNLNH
RESET Active Low Time 1
300
ns
tNLNH–PO
Power On Reset Active Low Time
1
ms
tOPR
RESET High to Operational Device
300
ns
tNLNH-PO
tOPR
AI02866b
RESET
tNLNH
tNLNH-A
tOPR
VCC
V
CC(min)
Power-On Reset
Warm Reset



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