UPSD3234AV-24U1T STMicroelectronics, UPSD3234AV-24U1T Datasheet - Page 157

• Manufacturer Part Number: UPSD3234AV-24U1T
• Description: Flash Programmable System Devices with 8032 Microcontroller Core and 64Kbit SRAM
• Manufacturer: STMicroelectronics

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Table 134. Program, WRITE and Erase Times (5V Devices)
Note: 1. Programmed to all zero before erase.
Table 135. Program, WRITE and Erase Times (3V Devices)
Note: 1. Programmed to all zero before erase.
t
t
t
t
t
t
t
t
t
t
WHQV3
WHQV2
WHQV1
WHWLO
Q7VQV
WHQV3
WHQV2
WHQV1
WHWLO
Q7VQV
Symbol
Symbol
2. The polling status, DQ7, is valid t
2. The polling status, DQ7, is valid t
Flash Program
Flash Bulk Erase
Flash Bulk Erase (not pre-programmed)
Sector Erase (pre-programmed)
Sector Erase (not pre-programmed)
Byte Program
Program / Erase Cycles (per Sector)
Sector Erase Time-Out
DQ7 Valid to Output (DQ7-DQ0) Valid (Data Polling)
Flash Program
Flash Bulk Erase
Flash Bulk Erase (not pre-programmed)
Sector Erase (pre-programmed)
Sector Erase (not pre-programmed)
Byte Program
Program / Erase Cycles (per Sector)
Sector Erase Time-Out
DQ7 Valid to Output (DQ7-DQ0) Valid (Data Polling)
(1)
(1)
(pre-programmed)
(pre-programmed)
Q7VQV
Q7VQV
Parameter
Parameter
time units before the data byte, DQ0-DQ7, is valid for reading.
time units before the data byte, DQ0-DQ7, is valid for reading.
uPSD3234A, uPSD3234BV, uPSD3233B, uPSD3233BV
(2)
(2)
100,000
100,000
Min.
Min.
Typ.
Typ.
100
100
8.5
2.2
8.5
2.2
14
14
3
5
1
3
5
1
Max.
Max.
150
150
30
30
30
30
30
30
cycles
cycles
157/170
Unit
Unit
µs
µs
ns
µs
µs
ns
s
s
s
s
s
s
s
s
s
s